Eight 4-21 mA analog input card, with two thresholds that can be set through the panel keyboard.

It can control all the 4-20 mA output transducers normally used for EXPLOSIVE and TOXIC GAS, OXYGEN, TEMPERATURE and LEVEL sensors.

Main Characteristics

• Suitable for redundant applications
• Can be-hot swapped 
• Suitable for applications fault-tolerant SIL2 and SIL3 in accordance with IEC 61508
• Eight separate and independent detection channels
• Values can be expressed in ppm, LEL%, O2%, mA, °C
• Eight 4-21 mA inputs
• Repetition of 4-20 mA inputs on modbus RTU
• Two separately settable alarm thresholds per channel
• Communication management by FPGA
• Internal logic management by micro-controller
• SMD technology multilayer circuit
• Front plug-in on 19'' rack, with locking screws