Isolation amplifier and isolating switching repeater

Input for switching contacts, Namur initiators according to DIN EN 60947-5-6 or optocouplers
With 230 V AC or 24 V DC supply voltage
Available as 1- or 2-channel version
Switchable monitoring of the input circuit for wire break and short circuit

1- or 2-channel isolation switching amplifier for digital switching signals
Safe galvanic isolation between input / output / supply voltage
Functional safety up to SIL2 acc. EN61508, also available in Ex version
Supply voltage 24 V DC or via wide-range power supply
Available as 1- or 2-channel version

Universal isolation amplifier with internal supply for 2- and 3-wire sensors
Universal inputs 0/4 ... 20 mA and 0/2 ... 10 V DC, intrinsically safe acc. ATEX II (1) G [Ex ia] IIC and ATEX II (1) D [Ex iaD]
Outputs 0/4 ... 20 mA simultaneously 0/2 ... 10 V DC
Galvanic isolation between input / output / auxiliary voltage
22.5 mm standard housing for DIN rail mounting

Single-channel isolation amplifier for safe galvanic isolation between input / output / supply voltage
Input for standard signals 0/4 ... 20 mA or 0/2 ... 10 V DC
As ST125 with integrated supply for 2- and 3-wire sensors
Functional safety up to SIL2 acc. EN61508, also as Ex version
Configuration via front DIP switches

Safety barrier to prevent the ignitability of circuits within an explosive area
Two stages of pulse-tested zener/on-state diodes per channel, for limiting voltage and current in hazardous areas
All models have 'ia' certification for all zones and 'IIC' for all explosive atmospheres