The RIA452 process indicator from Endress+Hauser displays and monitors measured values and has a 7-digit measured value display with 14-segment bar graph and a backlight. The RIA452 process indicator can also be used as a preset counter, pump control unit, or batch controller, and for flow measurement on open flumes and measuring weirs. The enclosure measures 96 x 96 x 161.3 mm.

The process indicator with control unit RIA45-A1A1 from Endress+Hauser powers the transmitter and processes analog signals from transmitters. These signals are monitored, evaluated, calculated, saved, separated, linked, converted and displayed by this unit. The configuration can be performed using 3 key and the 5-digit 7-segment backlit LC display makes this job easy. The signals, intermediate values and the results of calculations and analysis are transmitted by digital or analog means. The field enclosure on the Endress+Hauser's RIA45-A1A1 process display with control unit with dimensions 48 x 175 x 96 mm is made of PC-GF10 material and is suitable for non-hazardous areas.

The process indicator with control unit RIA45-A1C1 from Endress+Hauser powers the transmitter and processes analog signals from transmitters. These signals are monitored, evaluated, calculated, saved, separated, linked, converted and displayed by this unit. The configuration can be performed using 3 key and the 5-digit 7-segment backlit LC display makes this job easy. The signals, intermediate values and the results of calculations and analysis are transmitted by digital or analog means. The field enclosure on the Endress+Hauser's RIA45-A1C1 process display with control unit with dimensions 48 x 175 x 96 mm is made of PC-GF10 material and is suitable for non-hazardous areas.

The process indicator with control unit RIA45-A1D1 from Endress+Hauser powers the transmitter and processes analog signals from transmitters. These signals are monitored, evaluated, calculated, saved, separated, linked, converted and displayed by this unit. The configuration can be performed using 3 key and the 5-digit 7-segment backlit LC display makes this job easy. The signals, intermediate values and the results of calculations and analysis are transmitted by digital or analog means. The field enclosure on the Endress+Hauser's RIA45-A1D1 process display with control unit with dimensions 48 x 175 x 96 mm is made of PC-GF10 material and is suitable for non-hazardous areas.

The process indicator with control unit RIA452-A121A11A from Endress+Hauser, monitors and displays the measured value. The 7-digit 14-segment multicolored LC display improves readability. The unit can also be used as a preset counter and for flow measurement on open flumes. Other operating modes for the relays include batch and pump control functions (e.g. alternating pump control). The enclosure on the Endress+Hauser's RIA452-A121A11A process indicator with control unit is made of ABS plastic (front) and ABS GF plastic (casing) and is suitable for non-hazardous areas.

The process indicator with control unit RIA452-A122A11A from Endress+Hauser, monitors and displays the measured value. The 7-digit 14-segment multicolored LC display improves readability. The unit can also be used as a preset counter and for flow measurement on open flumes. Other operating modes for the relays include batch and pump control functions (e.g. alternating pump control). The enclosure on the Endress+Hauser's RIA452-A122A11A process indicator with control unit is made of ABS plastic (front) and ABS GF plastic (casing) and is suitable for non-hazardous areas.

The process indicator with control unit RIA452-A221A11A from Endress+Hauser, monitors and displays the measured value. The 7-digit 14-segment multicolored LC display improves readability. The unit can also be used as a preset counter and for flow measurement on open flumes. Other operating modes for the relays include batch and pump control functions (e.g. alternating pump control). The enclosure on the Endress+Hauser's RIA452-A221A11A process indicator with control unit is made of ABS plastic (front) and ABS GF plastic (casing) and is suitable for non-hazardous areas.

The process indicator with control unit RIA452-A222A11A from Endress+Hauser, monitors and displays the measured value. The 7-digit 14-segment multicolored LC display improves readability. The unit can also be used as a preset counter and for flow measurement on open flumes. Other operating modes for the relays include batch and pump control functions (e.g. alternating pump control). The enclosure on the Endress+Hauser's RIA452-A222A11A process indicator with control unit is made of ABS plastic (front) and ABS GF plastic (casing) and is suitable for non-hazardous areas.

The process indicator with control unit RIA46-A1A1A from Endress+Hauser powers the transmitter and processes analog signals from transmitters. These signals are monitored, evaluated, calculated, saved, separated, linked, converted and displayed by this unit. The configuration can be performed using 3 key and the 5-digit 7-segment backlit LC display makes this job easy. The signals, intermediate values and the results of calculations and analysis are transmitted by digital or analog means. The field enclosure on the Endress+Hauser's RIA46-A1A1A process display with control unit with dimensions 133 x 96 x 199 mm is made of PBT-GF30 (fiber-glass reinforced plastic ) and is suitable for non-hazardous areas.

The process indicator with control unit RIA46-A1A1A+A1B1 from Endress+Hauser powers the transmitter and processes analog signals from transmitters. These signals are monitored, evaluated, calculated, saved, separated, linked, converted and displayed by this unit. The configuration can be performed using 3 key and the 5-digit 7-segment backlit LC display makes this job easy. The signals, intermediate values and the results of calculations and analysis are transmitted by digital or analog means. The field enclosure on the Endress+Hauser's RIA46-A1A1A+A1B1 process display with control unit with dimensions 133 x 96 x 199 mm is made of PBT-GF30 (fiber-glass reinforced plastic ) and is suitable for non-hazardous areas.

The process indicator with control unit RIA46-A1A1B from Endress+Hauser powers the transmitter and processes analog signals from transmitters. These signals are monitored, evaluated, calculated, saved, separated, linked, converted and displayed by this unit. The configuration can be performed using 3 key and the 5-digit 7-segment backlit LC display makes this job easy. The signals, intermediate values and the results of calculations and analysis are transmitted by digital or analog means. The field enclosure on the Endress+Hauser's RIA46-A1A1B process display with control unit with dimensions 133 x 96 x 199 mm is made of PBT-GF30 (fiber-glass reinforced plastic ) and is suitable for non-hazardous areas.

The process indicator with control unit RIA46-A1A1B+B1 from Endress+Hauser powers the transmitter and processes analog signals from transmitters. These signals are monitored, evaluated, calculated, saved, separated, linked, converted and displayed by this unit. The configuration can be performed using 3 key and the 5-digit 7-segment backlit LC display makes this job easy. The signals, intermediate values and the results of calculations and analysis are transmitted by digital or analog means. The field enclosure on the Endress+Hauser's RIA46-A1A1B+B1 process display with control unit with dimensions 133 x 96 x 199 mm is made of PBT-GF30 (fiber-glass reinforced plastic ) and is suitable for non-hazardous areas.

The process indicator with control unit RIA46-A1C1A from Endress+Hauser powers the transmitter and processes analog signals from transmitters. These signals are monitored, evaluated, calculated, saved, separated, linked, converted and displayed by this unit. The configuration can be performed using 3 key and the 5-digit 7-segment backlit LC display makes this job easy. The signals, intermediate values and the results of calculations and analysis are transmitted by digital or analog means. The field enclosure on the Endress+Hauser's RIA46-A1C1A process display with control unit with dimensions 133 x 96 x 199 mm is made of PBT-GF30 (fiber-glass reinforced plastic ) and is suitable for non-hazardous areas.

The process indicator with control unit RIA46-A1C1A+A1B1 from Endress+Hauser powers the transmitter and processes analog signals from transmitters. These signals are monitored, evaluated, calculated, saved, separated, linked, converted and displayed by this unit. The configuration can be performed using 3 key and the 5-digit 7-segment backlit LC display makes this job easy. The signals, intermediate values and the results of calculations and analysis are transmitted by digital or analog means. The field enclosure on the Endress+Hauser's RIA46-A1C1A+A1B1 process display with control unit with dimensions 133 x 96 x 199 mm is made of PBT-GF30 (fiber-glass reinforced plastic ) and is suitable for non-hazardous areas.

The process indicator with control unit RIA46-A1C1A+B1 from Endress+Hauser powers the transmitter and processes analog signals from transmitters. These signals are monitored, evaluated, calculated, saved, separated, linked, converted and displayed by this unit. The configuration can be performed using 3 key and the 5-digit 7-segment backlit LC display makes this job easy. The signals, intermediate values and the results of calculations and analysis are transmitted by digital or analog means. The field enclosure on the Endress+Hauser's RIA46-A1C1A+B1 process display with control unit with dimensions 133 x 96 x 199 mm is made of PBT-GF30 (fiber-glass reinforced plastic ) and is suitable for non-hazardous areas.

The process indicator with control unit RIA46-A1C1B from Endress+Hauser powers the transmitter and processes analog signals from transmitters. These signals are monitored, evaluated, calculated, saved, separated, linked, converted and displayed by this unit. The configuration can be performed using 3 key and the 5-digit 7-segment backlit LC display makes this job easy. The signals, intermediate values and the results of calculations and analysis are transmitted by digital or analog means. The field enclosure on the Endress+Hauser's RIA46-A1C1B process display with control unit with dimensions 133 x 96 x 199 mm is made of PBT-GF30 (fiber-glass reinforced plastic ) and is suitable for non-hazardous areas.

The process indicator with control unit RIA46-A1C1B+B1 from Endress+Hauser powers the transmitter and processes analog signals from transmitters. These signals are monitored, evaluated, calculated, saved, separated, linked, converted and displayed by this unit. The configuration can be performed using 3 key and the 5-digit 7-segment backlit LC display makes this job easy. The signals, intermediate values and the results of calculations and analysis are transmitted by digital or analog means. The field enclosure on the Endress+Hauser's RIA46-A1C1B+B1 process display with control unit with dimensions 133 x 96 x 199 mm is made of PBT-GF30 (fiber-glass reinforced plastic ) and is suitable for non-hazardous areas.

The process indicator with control unit RIA46-A1D1B+B1 from Endress+Hauser powers the transmitter and processes analog signals from transmitters. These signals are monitored, evaluated, calculated, saved, separated, linked, converted and displayed by this unit. The configuration can be performed using 3 key and the 5-digit 7-segment backlit LC display makes this job easy. The signals, intermediate values and the results of calculations and analysis are transmitted by digital or analog means. The field enclosure on the Endress+Hauser's RIA46-A1D1B+B1 process display with control unit with dimensions 133 x 96 x 199 mm is made of PBT-GF30 (fiber-glass reinforced plastic ) and is suitable for non-hazardous areas.

The RMA42-AAA process transmitter from Endress+Hauser displays analog measured values. Afterwards, it evaluates the values and then calculates further values. Thanks to the integrated signal conditioner supply, sensors can be supplied with power. Current and voltage signals, RTDs and TCs can be used as universal inputs and process signals as analogue outputs. The multicolor LCD display with 7-segment bar graph allows the unit or TAG to be displayed. The enclosure on the RMA42-AAA process transmitter with dimensions 45 x 115 x 118 mm is made of PC-GF10 material and is suitable for non-hazardous areas.

The RMA42-AAB process transmitter from Endress+Hauser displays analog measured values. Afterwards, it evaluates the values and then calculates further values. Thanks to the integrated signal conditioner supply, sensors can be supplied with power. Current and voltage signals, RTDs and TCs can be used as universal inputs and process signals as analog outputs. The multicolour LCD display with 7-segment bar graph allows the unit or TAG to be displayed. The enclosure on the RMA42-AAB process transmitter with dimensions 45 x 115 x 118 mm is made of PC-GF10 material and is suitable for non-hazardous areas.

The RMA42-AAA process transmitter from Endress+Hauser displays analog measured values. Afterwards, it evaluates the values and then calculates further values. Thanks to the integrated signal conditioner supply, sensors can be supplied with power. Current and voltage signals, RTDs and TCs can be used as universal inputs and process signals as analog outputs. The multicolor LCD display with 7-segment bar graph allows the unit or TAG to be displayed. The enclosure on the RMA42-AAA process transmitter with dimensions 45 x 115 x 118 mm is made of PC-GF10 material and is suitable for non-hazardous areas.

The RMA42-AAD process transmitter from Endress+Hauser displays analog measured values. Afterwards, it evaluates the values and then calculates further values. Thanks to the integrated signal conditioner supply, sensors can be supplied with power. Current and voltage signals, RTDs and TCs can be used as universal inputs and process signals as analog outputs. The multicolor LCD display with 7-segment bar graph allows the unit or TAG to be displayed. The enclosure on the RMA42-AAD process transmitter with dimensions 45 x 115 x 118 mm is made of PC-GF10 material and is suitable for non-hazardous areas.

The Pt100 temperature sensor iTHERM TM101-AABAA1GC1A2A1 from Endress+Hauser offers reliable temperature measurement with fundamental sensor technology and a fixed, non-interchangeable insert. The temperature sensor with a measurement range of -58 to 392 °F comes with a terminal block electrical connection suitable for non hazardous area. The Pt100 temperature sensor iTHERM TM101-AABAA1GC1A2A1 with an insertion length of 50 mm and a NPT 1/2 male thread process connection is suitable for wide range of temperature measurement applications.

The Pt100 temperature sensor iTHERM TM101-AABAA4GC1A2A1 from Endress+Hauser offers reliable temperature measurement with fundamental sensor technology and a fixed, non-interchangeable insert. The temperature sensor with a measurement range of -58 to 392 °F comes with a terminal block electrical connection suitable for non hazardous area. The Pt100 temperature sensor iTHERM TM101-AABAA4GC1A2A1 with an insertion length of 100 mm and a NPT 1/2 male thread process connection is suitable for wide range of temperature measurement applications.

The Pt100 temperature sensor iTHERM TM101-AABAA6GC1A2A1 from Endress+Hauser offers reliable temperature measurement with fundamental sensor technology and a fixed, non-interchangeable insert. The temperature sensor with a measurement range of -58 to 392 °F comes with a terminal block electrical connection suitable for non hazardous area. The Pt100 temperature sensor iTHERM TM101-AABAA6GC1A2A1 with an insertion length of 150 mm and a NPT 1/2 male thread process connection is suitable for wide range of temperature measurement applications.

The Pt100 temperature sensor iTHERM TM101-AABAA8GC1A2A1 from Endress+Hauser offers reliable temperature measurement with fundamental sensor technology and a fixed, non-interchangeable insert. The temperature sensor with a measurement range of -58 to 392 °F comes with a terminal block electrical connection suitable for non hazardous area. The Pt100 temperature sensor iTHERM TM101-AABAA8GC1A2A1 with an insertion length of 200 mm and a NPT 1/2 male thread process connection is suitable for wide range of temperature measurement applications.

The Pt100 temperature sensor iTHERM TM101-AABAB2GC1A2A1 from Endress+Hauser offers reliable temperature measurement with fundamental sensor technology and a fixed, non-interchangeable insert. The temperature sensor with a measurement range of -58 to 392 °F comes with a terminal block electrical connection suitable for non hazardous area. The Pt100 temperature sensor iTHERM TM101-AABAB2GC1A2A1 with an insertion length of 250 mm and a NPT 1/2 male thread process connection is suitable for wide range of temperature measurement applications.

The Pt100 temperature sensor iTHERM TM101-AABAB3GC1A2A1 from Endress+Hauser offers reliable temperature measurement with fundamental sensor technology and a fixed, non-interchangeable insert. The temperature sensor with a measurement range of -58 to 392 °F comes with a terminal block electrical connection suitable for non hazardous area. The Pt100 temperature sensor iTHERM TM101-AABAB3GC1A2A1 with an insertion length of 300 mm and a NPT 1/2 male thread process connection is suitable for wide range of temperature measurement applications.

The Pt100 temperature sensor iTHERM TM121-AABAB1A1GA1A2A1 from Endress+Hauser offers reliable temperature measurement with fundamental sensor technology and a fixed, non-interchangeable insert. The temperature sensor with a measurement range of -58 to 392 °F comes with a terminal block electrical connection suitable for non hazardous area. The Pt100 temperature sensor iTHERM TM121-AABAB1A1GA1A2A1 with an insertion length of 50 mm and a NPT 1/2 male thread process connection is suitable for wide range of temperature measurement applications.

The Pt100 temperature sensor iTHERM TM121-AABAB1A4GA1A2A1 from Endress+Hauser offers reliable temperature measurement with fundamental sensor technology and a fixed, non-interchangeable insert. The temperature sensor with a measurement range of -58 to 392 °F comes with a terminal block electrical connection suitable for non hazardous area. The Pt100 temperature sensor iTHERM TM121-AABAB1A4GA1A2A1 with an insertion length of 100 mm and a NPT 1/2 male thread process connection is suitable for wide range of temperature measurement applications.

The Pt100 temperature sensor iTHERM TM121-AABAB1A6GA1A2A1 from Endress+Hauser offers reliable temperature measurement with fundamental sensor technology and a fixed, non-interchangeable insert. The temperature sensor with a measurement range of -58 to 392 °F comes with a terminal block electrical connection suitable for non hazardous area. The Pt100 temperature sensor iTHERM TM121-AABAB1A6GA1A2A1 with an insertion length of 150 mm and a NPT 1/2 male thread process connection is suitable for wide range of temperature measurement applications.

The Pt100 temperature sensor iTHERM TM121-AABAB1A8GA1A2A1 from Endress+Hauser offers reliable temperature measurement with fundamental sensor technology and a fixed, non-interchangeable insert. The temperature sensor with a measurement range of -58 to 392 °F comes with a terminal block electrical connection suitable for non hazardous area. The Pt100 temperature sensor iTHERM TM121-AABAB1A8GA1A2A1 with an insertion length of 200 mm and a NPT 1/2 male thread process connection is suitable for wide range of temperature measurement applications.

The Pt100 temperature sensor iTHERM TM121-AABAB1B2GA1A2A1 from Endress+Hauser offers reliable temperature measurement with fundamental sensor technology and a fixed, non-interchangeable insert. The temperature sensor with a measurement range of -58 to 392 °F comes with a terminal block electrical connection suitable for non hazardous area. The Pt100 temperature sensor iTHERM TM121-AABAB1B2GA1A2A1 with an insertion length of 250 mm and a NPT 1/2 male thread process connection is suitable for wide range of temperature measurement applications.

The Pt100 temperature sensor iTHERM TM401-AA1C1D2A14A10A31AR1A2 from Endress+Hauser offers reliable temperature measurement with fundamental sensor technology for use in hygienic and aseptic applications. The temperature sensor with a measurement range of -58 to 392 °F comes with a terminal block electrical connection suitable for non hazardous area. The Pt100 temperature sensor iTHERM TM401-AA1C1D2A14A10A31AR1A2 with an insertion length of 25 mm and 3-A clamp process connection, is suitable for wide range of temperature measurement applications.

The Pt100 temperature sensor iTHERM TM401-AA1C1D2A14A40A31AR1A2 from Endress+Hauser offers reliable temperature measurement with fundamental sensor technology for use in hygienic and aseptic applications. The temperature sensor with a measurement range of -58 to 392 °F comes with a terminal block electrical connection suitable for non hazardous area. The Pt100 temperature sensor iTHERM TM401-AA1C1D2A14A40A31AR1A2 with an insertion length of 50 mm and 3-A clamp process connection, is suitable for wide range of temperature measurement applications.

The Pt100 temperature sensor iTHERM TM401-AA1C1D2A14A80A31AR1A2 from Endress+Hauser offers reliable temperature measurement with fundamental sensor technology for use in hygienic and aseptic applications. The temperature sensor with a measurement range of -58 to 392 °F comes with a terminal block electrical connection suitable for non hazardous area. The Pt100 temperature sensor iTHERM TM401-AA1C1D2A14A80A31AR1A2 with an insertion length of 120 mm and 3-A clamp process connection, is suitable for wide range of temperature measurement applications.

The Pt100 temperature sensor iTHERM TM401-AA1C1D3A14A10A31AR1A2 from Endress+Hauser offers reliable temperature measurement with fundamental sensor technology for use in hygienic and aseptic applications. The temperature sensor with a measurement range of -58 to 392 °F comes with a terminal block electrical connection suitable for non hazardous area. The Pt100 temperature sensor iTHERM TM401-AA1C1D3A14A10A31AR1A2 with an insertion length of 25 mm and 3-A clamp process connection, is suitable for wide range of temperature measurement applications.

The Pt100 temperature sensor iTHERM TM401-AA1C1D3A14A40A31AR1A2 from Endress+Hauser offers reliable temperature measurement with fundamental sensor technology for use in hygienic and aseptic applications. The temperature sensor with a measurement range of -58 to 392 °F comes with a terminal block electrical connection suitable for non hazardous area. The Pt100 temperature sensor iTHERM TM401-AA1C1D3A14A40A31AR1A2 with an insertion length of 50 mm and 3-A clamp process connection, is suitable for wide range of temperature measurement applications.

The Pt100 temperature sensor iTHERM TM401-AA1C1D3A14A80A31AR1A2 from Endress+Hauser offers reliable temperature measurement with fundamental sensor technology for use in hygienic and aseptic applications. The temperature sensor with a measurement range of -58 to 392 °F comes with a terminal block electrical connection suitable for non hazardous area. The Pt100 temperature sensor iTHERM TM401-AA1C1D3A14A80A31AR1A2 with an insertion length of 120 mm and 3-A clamp process connection, is suitable for wide range of temperature measurement applications.

The iTEMP TMT127 din-rail temperature transmitter from Endress+Hauser is designed for transformation of an RTD Pt100 (2/3/4-wire) sensor signal into a fixed range of measurement. The standardised output signal used for the process measurement is a 4 to 20 mA signal. That means fast, simple and reliable measurement values for a variety of industry applications. The iTEMP TMT127 temperature head transmitter, with a measurement range of -200-850°C, is suitable for hazardous areas with ATEX rated units.

The iTEMP TMT127-J41NCA din-rail temperature transmitter from Endress+Hauser is designed for transformation of a RTD Pt100 (4-wire) sensor signal into a fixed range of measurement. The standardised output signal used for the process measurement is a 4 to 20 mA signal. That means fast, simple and reliable measurement values for a variety of industry applications. The iTEMP TMT127-J41NCA temperature head transmitter, with a measurement range of 0 -300°F, is suitable for non-hazardous areas.

The iTEMP TMT187-J31NBA temperature transmitter from Endress+Hauser is designed for transformation of an RTD Pt100 sensor signal into a fixed range of measurement. The standardised output signal used for the process measurement is a 4 to 20 mA signal. That means fast, simple and reliable measurement values for a variety of industry applications. The iTEMP TMT187-J31NBA temperature transmitter, with a measurement range of 0 to 200°F and 3 conductors, is suitable for non-hazardous areas.

The iTEMP TMT187-J31NCA temperature transmitter from Endress+Hauser is designed for transformation of an RTD Pt100 sensor signal into a fixed range of measurement. The standardised output signal used for the process measurement is a 4 to 20 mA signal. That means fast, simple and reliable measurement values for a variety of industry applications. The iTEMP TMT187-J31NCA temperature transmitter, with a measurement range of 0-300°F and 3 conductors, is suitable for non-hazardous areas.

The iTEMP TMT187-J41NDA temperature transmitter from Endress+Hauser is designed for transformation of an RTD Pt100 sensor signal into a fixed range of measurement. The standardised output signal used for the process measurement is a 4 to 20 mA signal. That means fast, simple and reliable measurement values for a variety of industry applications. The iTEMP TMT187-J41NDA temperature transmitter, with a measurement range of 0-500 °F and 4 conductors, is suitable for non-hazardous areas.

The iTEMP TMT187-J41NEA temperature transmitter from Endress+Hauser is designed for transformation of an RTD Pt100 sensor signal into a fixed range of measurement. The standardised output signal used for the process measurement is a 4 to 20 mA signal. That means fast, simple and reliable measurement values for a variety of industry applications. The iTEMP TMT187-J41NEA temperature transmitter, with a measurement range of 0-750 °F and 4 conductors, is suitable for non-hazardous areas.

The transmitter iTEMP TMT80-AA from Endress+Hauser is configurable and supports both selected resistance thermometers and thermocouples. To achieve high measurement accuracy, linearisation characteristics are stored for each type of sensor. The standardised output signal for this is the 4 to 20 mA signal for process measurement technology. That means fast, simple and affordable temperature measurement, as well as reliable measurement values for the most varied of industry applications in non-hazardous areas.

• Hygienic design for the requirements of the food and beverage industry
• Particularly good response dynamics and very short power-on delay time
• Clearly visible 4-digit LED display
• High protection and pressure rating

• Precise analogue output and user-friendly communication via IO-Link

• Hygienic design for the requirements of the food and beverage industry
• Particularly good response dynamics and very short power-on delay time
• Clearly visible 4-digit LED display
• High protection and pressure rating

• Precise analogue output and user-friendly communication via IO-Link

• Hygienic design for the requirements of the food and beverage industry
• Particularly good response dynamics and very short power-on delay time
• Clearly visible 4-digit LED display
• High protection and pressure rating

• Precise analogue output and user-friendly communication via IO-Link

• Hygienic design for the requirements of the food and beverage industry
• Particularly good response dynamics and very short power-on delay time
• Clearly visible 4-digit LED display
• High protection and pressure rating

• Precise analogue output and user-friendly communication via IO-Link