MACX MCR-EX-SL-2NAM-R-UP-SP - Isolation amplifier

2-channel Ex i NAMUR signal conditioner with wide range power supply for proximity sensors and switches. In terms of signal output, for each channel there is a relay with a changeover contact available. Fault detection (LFD), 3-way isolation, SIL 2.

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Up to SIL 2 in accordance with EN 61508
Installation in zone 2, protection type "n" (EN 60079-15) permitted
Line fault detection (LFD), can be activated/deactivated, error indicated by flashing red LED with de-excitation of output relay
Wide-range power supply of 19.2 ... 253 V AC/DC
Direction of operation can be selected (operating or closed circuit current behavior)
LED indicators for supply voltage, switching state, and malfunction in accordance with NAMUR NE 44
Signal output relay (changeover contact)
Input for NAMUR proximity sensors (EN 60947-5-6), floating contacts or contacts with resistance circuit, [Ex ia] IIC
3-way electrical isolation