Variable Voltage Relays

Description: wide selection of standard options; enough to satisfy any requirement. Switches, Relays, Transmitters A variety of reed switches, relays and transmitters can accompany the gauges or be supplied on their own, without a dial. SPST switches are offered normally open (N.O.) or normally

• Gas Volumetric Flow Rate: 2 to 20 SCFM
• Operating Temperature: 32 to 200 F
• Operating Pressure: 3,000 psi
• Media Temperature: 200 F

Description: The PTE-100-C is a portable Universal test equipment for testing electromechanical, electronic, and digital relays. The equipment can output a variable current up to 250A, a variable AC Voltage up to 250V, a variable DC Voltage up to 350V. Also the unit

• Testing Voltage Range: 0.01 to 199.9 volts
• Testing Current Range: 0.007 to 299.9 amps
• Test Frequency Range: 0.00002 to 0.002 MHz
• Number of outputs: 4

Description: Price® Pump is now offering two new variable frequency drives (VFD) that offer precision control and fast response that exceeds the performance of conventional 'general-purpose' AC inverters. These drives meet the requirements of OEMs, end users, installation companies and panel builders. The

• Number of Inputs: 7 inputs
• Number of Control Outputs: 3 outputs
• Control Signal: Analog Voltage, Current Loop, Network / Fieldbus Output, Switch / Relay Output
• Interface: Computer Programmable, Digital Front Panel, Ethernet / Networkable, Web Enabled

Description: Eaton's type TR range of time relays comprises 3 models offering 9 different functions to meet the varied time control needs required for controlling such applications as fans, pumps and lighting. By having a flexible supply and control voltage input the time relays can be

Description: ourselves in the ability to offer custom relay programmable attenuator models with the same pricing and delivery as our catalog relay programmable attenuator models. Send in a request with a list of your required RF specifications and JFW will design a 50 Ohm relay programmable

• Frequency Range: 2.7 GHz
• Attenuation: 0 to 63 dB
• Insertion Loss: 1 to 4 dB
• Input VSWR: 1.4 to 1.5 :1

Description: Eaton's type TR range of time relays comprises 3 models offering 9 different functions to meet the varied time control needs required for controlling such applications as fans, pumps and lighting. By having a flexible supply and control voltage input the time relays can be

Description: Eaton's type TR range of time relays comprises 3 models offering 9 different functions to meet the varied time control needs required for controlling such applications as fans, pumps and lighting. By having a flexible supply and control voltage input the time relays can be

Description: control input Rated operational current: 25, 50, 75, 100 and 125 AACrms Rated operational voltage: Up to 600 VACrms Variable intensity LED-indication according to input current Integral snubber network Polarized lockable control connector for safe connection for voltage

• Input Current Range: 0.004 amps
• Maximum Current: 100 amps
• Load Voltage: 90 to 660 volts
• Operating Temperature: -4 to 158 F

Description: will design a 75 Ohm relay programmable attenuator model that meets your specific requirements. Relay step attenuators are controlled with DC voltages (+5Vdc, +12Vdc, +15Vdc, +24Vdc, +28Vdc, etc.) applied to the control pins. JFW can also provide our relay step

• Frequency Range: 2.15 GHz
• Attenuation: 0 to 63 dB
• Insertion Loss: 0.8 to 1.75 dB
• Input VSWR: 1.5 :1

Description: West Control Solutions presents a range of thyristor power controllers which have been designed to switch 3 legs of 3 phase loads. These thyristor units are ideal for 3 phase configuration with neutral connection, normal (Relay S or Relay M) or variable resistive loads and

• Maximum Current: 500 amps
• Command Signal: Analog Current (e.g. 4-20 mA), Analog Voltage (e.g. 0-5V)
• Mounting: DIN Rail, Other
• Phase: Three Phase (3-leg)

Description: West Control Solutions presents a range of thyristor power controllers designed to switch single phase loads. This type of thyristor units is ideal for normal or variable resistive loads as well as transformer and inductive load types. Relay S – 1PH = Simple on/off firing with a DC

• Maximum Current: 700 amps
• Command Signal: Analog Current (e.g. 4-20 mA), Analog Voltage (e.g. 0-5V)
• Mounting: DIN Rail
• Phase: Single Phase

Description: The RG..N solid state relays are the switching components in the NRG BUS chain. Similar to the RG..D..N, the RG..CM..N has integrated monitoring and a communication interface to provide variables and diagnostic information in real-time. The variables that can be read out are

• Form Factor: Circuit Board
• Interface: Ethernet / Networkable
• Features: Multi-Function Controller
• Type: Network / Fieldbus Input, Switch / Relay Input

Description: West Control Solutions presents a range of thyristor power controllers which have been designed to switch 3 legs of 3 phase loads. These thyristor units are ideal for 3 phase configuration with neutral connection, normal (Relay S or Relay M) or variable resistive loads and

• Maximum Current: 500 amps
• Command Signal: Analog Current (e.g. 4-20 mA), Analog Voltage (e.g. 0-5V), Potentiometer
• Mounting: DIN Rail, Other
• Phase: Three Phase (3-leg)

Description: Farenheit. The meter also features minimum and maximum display capture, display offset, F or C indicator, and programmable user input. The display can be toggled either manually or automatically between the selected displays. Other models include process, DC voltage or current input signal

• Number of Digits: 8
• Width: 74.9 mm
• Height: 39.1 mm
• Depth: 43.4 mm

Description: Pneumatic output (P) Used to actuate any air-operated brake or clutch. The standard version includes a servo valve and pressure regulator installed in a separate open-back enclosure. High-voltage output (V) Uses Silicon Controlled Rectifiers (SCR's) to produce a standard variable

• Control Signal: Analog Voltage, Current Loop
• Interface: Digital Front Panel, Ethernet / Networkable, Knobs / Switches / Meter
• Standards and Compliance: Other
• Form Factor: Panel / Chassis Mount

Description: Features and Benefits Universal Input (Strain Gauge, Voltage, Current, Thermocouple or RTD) Min/max Value Hold 2 Alarm Outputs Retransmission Description The 1480 is a Universal Pressure or Temperature Input Indicator with single or dual configurable alarms, as well as optional linear

• Number of Digits: 5
• Analog Input Channels: 1
• Response Time: 250 milliseconds
• Accuracy: 0.1 ± % of Full Scale

Description: Copy/Paste Capability in Keypad Extension I/O and Embedded PLC Capability with Standard Modbus Communication Open/Closed Loop Operation Wide HP Range (1 HP to 100 HP) and Global Voltage Options PID Control of a Process Variable Such as Pressure, Flow, Temperature, Liquid Level, Etc.

Description: EM50 is a three-phase energy analyzer for DINrail mounting with LCD display. It is equipped with a static output (pulse transmission), a relay output (alarm or remote control function) and Modbus RTU or BACnet MS/ TP port. EM50 manages direct voltage connection up to 600 V L-L or by

• AC Voltage Range: 100 to 415 volts
• Frequency Ranges: 45 to 65 Hz
• Data Interfaces: RS232 / RS485
• Phase: Single-Phase, Three-Phase

Description: process variable is required. It features a front panel bar graph display, making it particularly suited to level measurement or rate movement indication. At a glance: Current (0/4-20mA) or voltage (0-2/10V) input Input signal averaging 0-100% bar graph for instant, visual indication

• Number of Digits: 5
• Voltage Range: 0 to 10 volts
• Current Range: 0 to 0.02 amps
• Accuracy: 0.05 ± % of Full Scale

Description: IP65 with ATC 18002 seal Supply Voltage = 100 - 240 V ac Time Range = 1 s - 500 h Mode of Operation = Cyclic Number of Timer Functions = Single Time Increment = Hours, Seconds Current Maximum = 5 A Terminal Type = Screw Maximum Voltage = 250 V ac Depth = 85.5mm Maximum Operating

• Minimum Time Interval: 1 seconds
• Maximum Time Interval: 500 hours
• Operating Temperature: 122 F
• Features: Other

Description: Programmable Alarm Relays Option The two optional alarm relays can be independently programmed to switch at any dew point with variable hysteresis, which makes the transmitter ideally suited as an energy saving controller for desiccant dryers in “dew point demand” mode or safety

• Dew Point Range: -148 to 68 F
• Dew Point Accuracy: -3.6 to 3.6 F
• Operating Temperature: 14 to 122 F
• Electrical Outputs: Analog Current, Analog Voltage, Switch or Relay

Description: Model ACVC100-1 or -2 Surface Mount Power Control The SR100 is a compact low cost pwer control designed for application requiring a variable source of AC or DC voltage.In many applications it is an economical replacement for variable autotransformers and rheostats.The SR100 is

• Input (Pickup) Voltage Range: 120 to 240 volts
• Maximum Load Current: 15 amps
• SSPC Type: AC Controller, DC Controller
• Mounting: Bracket (Flange) Mount

Description: High-power UV emission provides a consistent beam for improved sensitivity and reliable detection Emitted spot is a line of light formed by 6 UV LEDs Three push buttons to adjust the sensor's switch point sensitivity and enable or disable a 20 ms off delay Variable operating distance

• Sensing Range: 50 mm
• Operating Temperature: 14 to 131 F
• Output Options: Analog Voltage, Digital Output, Switch or Relay Contact
• Input Voltage: DC input

Description: latching output relay which becomes de-energized whenever the process variable (PV) exceeds a selected setpoint value. Reset of the latching output relay is done from a reset pushbutton on the front panel of the controller.

• Number of Inputs: 1 inputs
• Number of Control Outputs: 1 outputs
• Accuracy: 0.3 ±% FS
• Temperature: Cooling Control, Heating Control, RTD / Thermistor Controller, Thermocouple Controller

Description: Display of Voltage and Current Power relay off signal The PS Series power supplies are DC constant-voltage (CV)C constant-current (CC) power supplies based on the variable switching method, featuring compact size, light weight, excellent reliability and the

• Type: DC Power Supply

Description: Display of Voltage and Current Power relay off signal The PS Series power supplies are DC constant-voltage (CV)C constant-current (CC) power supplies based on the variable switching method, featuring compact size, light weight, excellent reliability and the

• Type: DC Power Supply

Description: Display of Voltage and Current Power relay off signal The PS Series power supplies are DC constant-voltage (CV)C constant-current (CC) power supplies based on the variable switching method, featuring compact size, light weight, excellent reliability and the

• Type: DC Power Supply

Description: programmed as a Modbus RTU master, slave, or snooper. Each device is capable of scanning up to 16 process variables, making it ideal for multiple tank level monitoring and control. A convenient keypad allows users to set and acknowledge alarms and manage output relays.

• Number of Digits: 6
• Width: 118.872 mm
• Height: 62.23 mm
• Depth: 128.27 mm

Description: input. Typical applications include calculating a sum, delta’s, average, flow rate, volume, weight, power, and other scaled or computed variables. Math modules are available with either DC voltage/current output or frequency/pulse-width modulated output. Each output (DC, frequency, and

• Analog Input Channels: 2 #
• Operating Temperature: -13 to 158 F
• Resolution: 16 bits
• Features: AC Current Input, Application Software Included, Current Loop Converter, DC Current Input, DC Voltage Input, Voltage-to-Frequency Converter

Description: R-D/A4, R-D/A8, R-D/A16 are modules with 4, 8, 16 optically isolated analog outputs (16bit ±10V) that send reference signals to drives, servocontrols, power solid state relays with linear input, or retransmit variables to recording devices / other units, etc. The maximum current for

• Resolution: 16 bits
• Operating Temperature: 32 to 122 F
• Outputs: Current Output, Voltage Output
• Host Connection: Direct Backplane Interface

Description: points, the rising setpoint, and the falling setpoint are field adjustable. They are set by calibrating the DEAD BAND and TRIP adjustments. If the input is between the two setpoints, the relays are de-energized. If the input goes above the rising setpoint, the RISING TRIP relay

• Type: Current Loop (Transmitter) Input
• Controller Type: Flow Controller
• Control: Limit / Set Point Control
• Media: Liquid

Description: Features and Benefits Universal Input 2 Alarm Outputs Retransmission Min/max Value Hold Modbus Communications Transmitter Power supply Description The 1490 is a Universal Input Indicator with single or dual configurable alarms, optional linear retransmission of Process Variable, Transmitter

• Number of Digits: 5
• Analog Input Channels: 1
• Response Time: 100 milliseconds
• Accuracy: 0.1 ± % of Full Scale

Description: single phase fans and a 0-10V signal to a Variable Frequency Drive (VFD) for systems requiring a 3-phase fan. All EXHAUSTO fans operate with variable speed motors. Some of the control's features are: Appliance safety interlock (dual) Automatic reset Manual and automatic fan speed

• Number of Inputs: 1 inputs
• Number of Control Outputs: 2 outputs
• Control Signal: Analog Voltage, Switch / Relay Output
• Type: Current Loop (Transmitter) Input

Description: many thermocouple types and RTDs and can be configured to have either a 1° or 0.1° display resolutionon any type of sensor input. The lower display makes configuration simpler. The display itself is quite configurable. There are many relay functions for up to 8 relays; including an

• Number of Digits: 6
• Accuracy: 0.1 ± % of Full Scale
• Width: 119 mm
• Height: 62 mm

Description: The HQ4 series 48 percentage timer is an accurate, economical, enclosed percentage timer designed for use in applications where a repetitive ON time of a fixed cycle needs to be variable. Ideal for irrigation controls, chemical feeding, program temperature controls, electric heaters, ovens,

• Minimum Time Setting: 15 seconds
• Maximum Time Setting: 2 hours
• Operating Temperature: -10 to 140 F
• Output / Interface: Current, Mechanical Switch / Relay, Voltage