MI/DCZRME

The Honeywell MI/DCZRME is an addressable conventional zone interface/monitor module that connects legacy non-addressable detectors or call points to Morley-IAS intelligent fire alarm loops, providing one supervised zone input with remote reset capability and external fault monitoring.​
It includes a built-in short-circuit isolator (EN54-17 compliant), supports up to 25 conventional devices per zone with 3.9kΩ EOL resistor, and features tri-color LED status plus DIN rail mounting option.
Key Specifications
Feature
Details
Zone Capacity
Up to 25 conventional detectors/MCPs; 3.9kΩ EOL ​
Voltage
18-28.5 VDC loop-powered 
Quiescent Current
375 µA @24V ​
Dimensions
23 x 93 x 83 mm (H x W x D); 110g ​
Temperature
-20°C to +60°C 
Humidity
5-95% RH non-condensing ​
Terminals
Max 2.5mm² wire gauge ​
Standards
EN54-17, EN54-18; LPCB approved ​