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Supplier: Accuris
Description: Intrinsically Safe Power Supplies for Use in Coal Mines Part 1: d.c. Power Supplies
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Supplier: Banner Engineering Corp.
Description: Overview MINI-BEAM sensors for hazardous environments with approved switching amplifiers with intrinsically safe input circuits 5 to 15V dc supply voltage with a constant current output of 1 mA or less in the dark and 2 mA or less in the light condition Intrinsically
- Operating Distance: 0.6299216 to 236.2206 inch
- Operating Temperature: -40 to 158 F
- Optical Technology Type: Convergent, Diffuse, Divergent, Polarized Retroreflective, Retroreflective
- Electrical Output: Current
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Supplier: R. STAHL, Inc.
Description: 9004 are used for various applications. Because of the electronic current limitation these barriers are suitable for the intrinsic safe power supply of field devices. The barriers of the series 9004 offering a smaller series resistance and therefore more power on the intrinsic
- Number of Channels: 1
- Maximum Open Circuit Voltage (VOC): 26 volts
- Maximum Short Circuit Current (ISC): 40 milliamps
- Features: ATEX, Other
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Supplier: FMS USA, Inc.
Description: The ExMGZ100/200.ATEX intrinsically safe barrier is used for applications in intrinsically safe or explosion-proof environments. It is designed for single or double channel tension measurement and is placed between amplifier respectively controller and force sensor.
- Number of Channels: 1 to 2
- Operating Temperature: -4 to 122 F
- Features: ATEX, Other
- AC or DC: DC
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Supplier: Shaw Moisture Meters
Description: ia IIIC T200135 °C Da (-20 °C ≤ Ta ≤ +60 °C) for use in hazardous areas using a signal isolator. Incorporating advanced electronics, this intrinsically safe dewpoint transmitter derives its power from 7 – 28 V DC non-isolated power source and is configured to
- Dew Point Range: -148 to 68 F
- Operating Temperature: -4 to 140 F
- Electrical Outputs: Analog Current
- Variables Measured: Dew Point
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Supplier: Dover Flexo Electronics, Inc.
Description: An intrinsically safe (energy-limiting) electronic interface between transducers and a Dover tension controller, drive system or computer. The FireGuard2™ is UL Listed for use when tension transducers and analog tension meter (optional) are located in hazardous Class I Division 1 or 2
- Operating Temperature: 32 to 104 F
- User Interface: Computer Programmable
- Features: Current Loop (e.g., 4-20 mA), DC Current Input, DC Voltage Input, Other, Voltage
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Supplier: Allied Electronics, Inc.
Description: The 725Ex Intrinsically Safe Multi-function Process Calibrator is powerful yet easy-to-use. Combined with one of the (8) new Fluke-700PEx pressure modules, the 725Ex is able to calibrate almost any process instrument likely to need service in an area where explosive gasses may be
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Supplier: R. STAHL, Inc.
Description: Max sound output 105 dB (A) / 1 m 8 LED array flashing beacon 32 selectable tones meeting international regulations Sound selection via DIL switch Stainless steel fixings Monitoring facility Flame retardant ABS enclosure Yodalex range Combination audible and visual signal designed for use in
- Sound Level: 105 dB
- Operating Voltage: 16.2 to 26.4 volts
- Color: Amber, Blue, Clear, Green, Red
- Visual Indicators: Audio / Visual Alarm Combination, Flashing Light
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Supplier: R. STAHL, Inc.
Description: Max sound output 100 dB (A) / 1 m 8 LED array flashing beacon 32 selectable tones meeting international regulations Sound selection via DIL switch Stainless steel fixings Monitoring facility Flame retardant ABS enclosure Yodalex range Combination audible and visual signal designed for use in
- Sound Level: 100 dB
- Operating Voltage: 16.2 to 26.4 volts
- Color: Amber, Blue, Clear, Green, Red
- Visual Indicators: Audio / Visual Alarm Combination, Flashing Light
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Supplier: Cole-Parmer
Description: Groups B-D, 171
C compliance | - Measure Volts dc, mA, RTDs, thermocouples, frequency and ohms |
- Source or simulate Volts dc, mA, RTDs, thermocouples, frequency and ohms |
- Two channel simultaneous source and measure capability for calibration of transmitters
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Supplier: Solar Light Company, Inc.
Description: Precision current source for xenon arc lamps from 250 to 300W of power. FEATURES The XPS300 is power regulated and power limited to simplify operation. A single front panel knob determines the powerr setting for the lamp. A front panel connector supports the PMA DCS
- AC Input Voltage: 90 to 260 volts
- Input Frequency: 50 to 60 Hz
- DC Output Voltage: 15 to 29 volts
- DC Output Current: 5 amps
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Power Supplies - ELX9410 | EtherCAT Terminal, power supply for E-bus, 24 V DC, 1 A, with diagnosticsSupplier: Beckhoff Automation LLC
Description: by the corresponding coupler’s power supply unit. In configurations with a large number of ELX terminals it is possible to use the ELX9410 in order to increase the E-bus power supply to 1 A. The ELX9410 has a diagnostics function, which is indicated by LEDs and on the process image. In
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Supplier: Transcat, Inc.
Description: user's choice of 19 engineering units Pt100 RTD input for temperature measurement, (probe optional) Measures 4 to 20 mA signals Internal 24 V loop power supply can power a transmitter under test (721 models only) Measure up to 30 V dc, check 24 V loop power
- Environmental Properties: Pressure / Vacuum
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Supplier: Transcat, Inc.
Description: user's choice of 19 engineering units Pt100 RTD input for temperature measurement, (probe optional) Measures 4 to 20 mA signals Internal 24 V loop power supply can power a transmitter under test (721 models only) Measure up to 30 V dc, check 24 V loop power
- Environmental Properties: Pressure / Vacuum
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Supplier: Transcat, Inc.
Description: user's choice of 19 engineering units Pt100 RTD input for temperature measurement, (probe optional) Measures 4 to 20 mA signals Internal 24 V loop power supply can power a transmitter under test (721 models only) Measure up to 30 V dc, check 24 V loop power
- Environmental Properties: Pressure / Vacuum
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Supplier: Transcat, Inc.
Description: user's choice of 19 engineering units Pt100 RTD input for temperature measurement, (probe optional) Measures 4 to 20 mA signals Internal 24 V loop power supply can power a transmitter under test (721 models only) Measure up to 30 V dc, check 24 V loop power
- Environmental Properties: Pressure / Vacuum
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Supplier: Pepperl+Fuchs SE
Description: 1-channel signal conditioner 24 V DC supply (loop powered) Logic input 19 V DC ... 26.5 V DC, non-polarized Fail-safe relay contact output for energized to safe function Test pulse immunity Up to SIL3 acc. to IEC 61508
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Supplier: Banner Engineering Corp.
Description: Available in models for ac or dc supply voltages (standard and high-power SM30 Series) Certified as intrinsically safe for use in hazardous atmospheres (SMI30 Series) Uses positive sealing to eliminate even capillary leakage; lens is quad-ring sealed Exceeds IEC IP67
- Operating Distance: 5,905.515 inch
- Operating Temperature: -40 to 158 F
- Electrical Output: Current
- Body Shape: Cylindrical, Threaded Barrel
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Supplier: Status Instruments, Inc.
Description: engineering range is programmed by using easily accessible push buttons. The design of the product means no external power supply is needed and it requires less than 5VDC from the current loop.
- Number of Digits: 4
- Width: 48.006 mm
- Height: 24.003 mm
- Depth: 39.878 mm
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Supplier: Pepperl+Fuchs SE
Description: System board for Yokogawa ProSafe-RS For 8-channel DO card SDV531 24 V DC supply (loop powered) Field side: spring terminals, green Control side: Yokogawa system connector, 50-pin
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Supplier: PR electronics
Description: maintain a SIL2 level of functional safety, even when mounted in the backplane solution.oop. Technical characteristics Robust, compact high-end design that holds 16 system 9000 units. Digital output indicates status of the 9000 devices and primary/back-up power supplies. Flexible 24
- Maximum Open Circuit Voltage (VOC): 42 volts
- Maximum Short Circuit Current (ISC): 100 milliamps
- Operating Temperature: -4 to 140 F
- Features: ATEX, FM Approval, LED Indicators, Other, UL Listed
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Supplier: Standex-Meder Electronics
Description: ATEX approved (intrinsically safe) panel mount MK08 Series Reed Sensor are supplied in a cylindrically shaped housing with cable terminals. Optional internal switch, cable, length, and termination. Oil resistant wire, operate -40°C to +130°C. KEMA 00ATEX1112 X, IECEx KEM09.0006 X
- Operating Temperature: -40 to 140 F
- Body Shape: Cylindrical
- Output Load: DC Load
- Power Requirements: DC Powered
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Supplier: Beckhoff Automation LLC
Description: The ELX2002 digital output terminal enables the direct connection of intrinsically safe actuators located in hazardous areas classified zone 0/20 or 1/21. The ELX2002 supplies an output voltage of 24 V DC and a maximum output current of 45 mA per channel, sum current is
- Data Acquisition: I/O Module
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Supplier: Beckhoff Automation LLC
Description: The ELX2008 digital output terminal enables the direct connection of intrinsically safe actuators located in hazardous areas classified zone 0/20 or 1/21. The ELX2008 supplies an output voltage of 24 V DC and a maximum output current of 30 mA per channel. The signal state
- Data Acquisition: I/O Module
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Supplier: Indelac Controls, Inc.
Description: Model PBOC-10 is a compact push button control station normally located at the actuator, however there are many applications requiring that the control be in a distant location. It is available with momentary contact or mechanical interlocking switches to meet the specific requirements of the
- Length: 6 to 12 inch
- Width: 6 to 12 inch
- Current: 1.2 to 10 amps
- Voltage: 12 to 230 volts
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Supplier: ABB Measurement & Analytics
Description: °F) Electrical Power supply (FF models and PA models) Supply voltage: – 9 to 32 V DC (General purpose installations) – 9 to 24V DC (Intrinsically safe Ex ia installations) Power supply (HART models) Supply voltage: – 14 to 42 V DC (General purpose
- pH Range: 0 to 14 pH
- ORP / Redox Range: -1,500 to 1,500 millivolts
- Operating Temperature: -4 to 140 F
- Conductivity Accuracy: 1 ±% Full Scale
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Supplier: Beckhoff Automation LLC
Description: The ELX4154 analog output terminal is used for the direct connection of intrinsically safe field devices located in hazardous areas classified zone 0/20 or 1/21. It can be used, for example, to control intrinsically safe controllers for control valves. The output current
- Data Acquisition: I/O Module
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Supplier: VEGA Americas, Inc.
Description: Application area The double channel VEGATRENN 142 is used for galvanic separation, intrinsically safe power supply as well as signal transmission of Ex-approved 4 ~ 20 mA sensors in hazardous areas. The separate power supply ensures a reliable measured value transmission.
- Operating Temperature: -4 to 140 F
- Form Factor: DIN Rail
- Differential Channels: Differential Channels
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Supplier: OMEGA Engineering, Inc.
Description: basic voltage divider output the regulated DC voltage input equals the maximum voltage output. The LVR20 has a nominal 1,200 resistance; thus, with a 10 Vdc supply, 8.3 mA of current are required. The OMEGA DPF52 or DP24-E panel meters can be used to power and display the resistance
- Maximum Operating Pressure: 300 psi
- Material Temperature Range: -40 to 230 F
- Output Options: Analog Current Signal (e.g., 4-20 mA)
- Level Measurement Type: Continuous Level
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Supplier: ValueTronics International, Inc.
Description: The 725EX is a process calibrator from Fluke. Features: Intrinsically safe multifunction process calibrator Features ATEX II 1 G Ex ia IIB 171°C KEMA 04ATEX 1303X compliant Meets I.S. Class I, Division 1 Groups B-D, 171°C compliance standards Measures volts DC, mA, RTDs,
- Features: Other Specific Calibration
- Environmental Properties: Pressure / Vacuum, RTD, Thermistor, Temperature, Thermocouple
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Supplier: Micro Sensor Co., Ltd.
Description: MPM426W submersible level transducer outputs analog 4-20mA DC and 0/1V~5/10V DC signal with CE marked and the intrinsic safe version available. It can perfectly be used on a ship or marine application. It is used for general level measurement in applications of petroleum,
- Media Type: Liquid
- Device Classification: Transmitter
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eventually causing failure of one or multiple circuits. Thus power supplies in consumer, industrial, military, and communications systems almost always have isolated supplies. Power main voltages are usually reduced and rectified to DC voltages less than 60VDC. Then isolated DC to DC converters make the (read more)
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of a power interruption run on DC power. This situation requires a complex series of conversions within the datacenter: First, power enters the datacenter as AC power and goes through a rectifier that changes it to DC. Then, power runs through the Uninterruptible Power Supply (the (read more)
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A calculation method of chamberless thermal determination of intrinsic safety for electrical circuits
Testing of the Circuit for an Intrinsically Safe DC Power Supply .
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Analysis of Inductor-Current of Boost DC-DC Converters and Its Design for Intrinsic Safety
Research on Intrinsically safe DC switching power supply and its reserve power supply[D],Doctoral Dissertation of china University ofMing &Technology,2001, in Chinese.
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Analysis and Design of Boost DC-DC Converters for Intrinsic Safety
[7] Xiaoqiang Liu, On Intrinsically safe DC switching power supply and its reserve power supply[D],Doctoral Dissertation of china University of Ming &Technology,2001, in Chinese.
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Aircraft Fuel Systems
A smart probe features electronics directly mounted on the probe in a hermetically sealed housing which are powered by an intrinsically safe , regulated dc power supply input from outside the tank.
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Sensors, Measurement and Intelligent Materials
Explosion-proof power supply for mining is used in this system, which is composed of integrated AC/ DC switch power supply and intrinsically safe isolation module.
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http://www.iaeng.org/publication/IMECS2008/IMECS2008_pp1458-1462.pdf
As for an optimal design of Boost DC- DC converter, especially the design of intrinsically safe switching power supply applied in flammable and explosive conditions (to .
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An EMR-based method for evaluating the effect of water jet cutting on pressure relief
Power supply mode: external DC 12–21 V anti- explosion and intrinsically safe power supply , operating current ≤150 mA; 2.
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https://customer.honeywell.com/resources/techlit/TechLitDocuments/74-0000s/74-3050.pdf
External Supply Voltage (between terminals 3 and 4): DC Voltage: 18V to 28V power limited (19 Vdc to 28 Vdc when used with MTL isolator model MTL3043 in intrinsi- cally safe applications).
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https://customer.honeywell.com/resources/techlit/TechLitDocuments/74-0000s/74-3994.pdf
External Supply Voltage (between terminals 3 and 4): DC Voltage: 18V to 28V power limited (19 Vdc to 28 Vdc when used with MTL isolator model MTL3043 in intrinsi- cally safe applications).