Signal Isolators

2 wire signal isolator 4 to 20 mA in, 4 to 20 mA out.

3 wire signal isolator 4 to 20 mA In, 4 to 20 mA Out and 24 VDC powered.

3 wire signal isolator 4 to 20 mA In, Dual channel 4 to 20 mA Out and 24 VDC powered.

4 independent channels with switch-selectable NPN or PNP input and NPN or PNP output. Can be used as a NPN - PNP converter or as an isolator to eliminate noise and ground loops

4 independent channels with switch-selectable NPN or PNP input and NPN or PNP output. Can be used as a NPN - PNP converter or as an isolator to eliminate noise and ground loops. DIN-rail mount.

5 Digit dual input math function isolated transmitter with two 4-20 mA inputs and 4-20 mA output. Functions available: A ± B, A × B, A ÷ B, |A|, √A, and A&B (re-transmission of highest or lowest input signal).

Note: this transmitter requires 8 pin DIN Rail base NTR-221.

5 Digit dual input math function isolated transmitter with two 0-10 V inputs and 0-10 V output. Functions available: A + B, A - B, A × B, A ÷ B, |A|, √A, and re-transmission of highest or lowest input signal.

No available for backorder

Analog Isolated Transmitter 4 to 20 mA In, 4 to 20 mA Out with a configurable display of the value.

No available for backorder

DC4 is an Isolated Transmitter with 0-20mA Input and four isolated 0-20mA Outputs. 20 to 28VDC powered

The I3P Signal Isolator accepts process signals (mA and Vdc), thermocouples (K, J, N, E, T, R, S, B), resistive temperature probes (Pt100, Pt500, Pt1000, Ni100, Ni1000, PTC and NTC), resistances and potentiometers. Easy configuration with configuration codes. We have a service to configure the I3P for you if you require it.

The new I4E signal converters from Fema can be configured to measure voltage signals (AC and DC) with ranges from 0 / 50mV up to 0 / 600V, current signals (AC and DC) from 0 / 5mA up to 0 / 5A, and frequencies from power lines (up to 100Hz). The output is a standard process signal configurable to 4 / 20mA or 0 / 10Vdc and has 4 Digit display. We have a service to configure the I4E for you if you require it.

Fema I4F is an Isolated signal converter for frequency, impulses, RPM speed, and flow signals. Output signal in 4/20mA and 0/10Vdc. Isolated 3 ways.
Configurable to work with NPN, PNP, Pick-up, Namur, mechanical contact, reed contact, and other sensors. Dedicated input to measure frequency from AC voltage up to 600 Vac.
Accepts a wide range of frequency ranges, from 1 Hertz up to 1 MHertz, with a minimum workable signal of 100 milliHertz and resolution of 1 milliHertz.  

We have a service to configure the I4F for you if you require it.

Fema I4L is an isolated signal converter for load cell signals and millivolts. Provides +5 Vdc excitation voltage to power the load cell, and ‘sense’ function to compensate for excitation voltage variations. Accepts direct connection of 1, 2, 3 or up to 4 load cells (typical 350 Ohms load cells). We have a service to configure the I4L for you if you require it.

Fema I4P is an Isolated signal converter for process, temperatures, resistances and potentiometers. Output signal in 4/20mA and 0/10Vdc. Isolated 3 ways. We have a service to configure the I4L for you if you require it.

Current loop isolator for 4/20mA and 0/50mA current loop signals, . It is designed for industrial OEM applications. The CCT-100 instrument does not need any type of configuration, and is powered from the input signal loop.

Newly released the Fema I3D accepts process signals in 4/20 mA and 0/10 Vdc, provides excitation voltage if needed. Dual 4-20mA outputs. Isolated 4 ways between power, input signal, output 1 and output 2.  We have a service to configure the I3D for you if you require it.

GTD Series - Slim isolated selectable analog input signals with selectable single analog output. It features on-board DIP switches that enable the user to select their preferred input/output signal.

GT-3A6-D-1  from Alish Technology is a slim isolated 4-20mA converter with excitation voltage for 2,3 wire transmitter. It features 4-20mA input and 4-20mA output.

GT-LL5-D-1 from Alish Technology is a slim isolated 2mV/V load cell converter with 10VDC excitation voltage and 4-20mA output.

GT Series - Isolated signal converter with 2KV 3 way isolation Input/Output/Power. 0 to 300VAC Input (True RMS) and 4-20mA output. 22 to 60 VAC/DC powered

GT Series - Isolated signal converter with 2KV 3 way isolation Input/Output/Power. 0 to 300VDC Input and 4-20mA output. 22 to 60 VAC/DC powered

GT Series - Isolated signal converter with 2KV 3 way isolation Input/Output/Power. 0 to 36VDC Input and 0-10VDC output. 22 to 60 VAC/DC powered

GT Series - Isolated signal converter with 2KV 3 way isolation Input/Output/Power. 0 to 36VDC Input and 4-20mA output. 22 to 60 VAC/DC powered

GT Series - Isolated signal converter with 2KV 3 way isolation Input/Output/Power. 0 to 600VAC Input (True RMS) and 4-20mA output. 22 to 60 VAC/DC powered