Isolation amplifier - MACX MCR-EX-SL-2NAM-R-UP - 2865984

2-channel Ex-i NAMUR isolation amplifier with wide-range power supply for proximity sensors and switches. Every channel has a relay with PDT contact as a signal output. Line fault detection (LFD), 3-way isolation, SIL 2.



Technical data




Your advantages

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

Orderkey 2865984
Packing unit 1 pc
Sales key CK3141 -
Catalog page Page 154 (C_5_2017)
GTIN 4046356462532
Weight per Piece (excluding packing) 100.000 g
Custom tariff number 85437010
Country of origin DE (Germany)


Unit 15C, 906-930 Great South Road, Penrose
Auckland 1061
New Zealand

Phone: 0508 474 636
Toll Free (Local)
09 950 8495
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