ZH22AL, Alarm and Monitoring System Components
Instrumentation and Automation
Alarm and Monitoring System Components
INTERNATIONAL MARINE ELECTRONICS LTD, Sofia, Bulgaria
Sofia, Bulgaria
ZH22AL
Product Description
The ZH22AL model consists of the controller and the alarm panel, which is available in two versions:, The P.24 version providing 24 alarms; and , The P.48 version providing 48 alarms., Both versions are provided with:, A dimmer for the led brightness control;, A test button;, A reset button;, An acoustic buzzer; and, A power failure indicating LED., Up to 48 inputs from 48 sensors in groups of 8 inputs - each input is electrically isolated - can be received by the controller as:, Dry contacts (NO or NC) of 5 VDC or 24 VDC; or, 5 VDC to 28 VDC inputs., The ZH22AL is provided with dual power supply (Main and Secondary) equipped with automatic change-over., Each ZH22AL unit can be connected to another ZH22AL unit in master or slave mode. , Main power supply failure signal is available through the dry contact EXT.
Product Ratings
Power Supply Voltage (Main and Secondary Supply): 18 VDC to 31 VDC | Current consumption (idle): 0.2 A | Current consumption (max): 1.2 A | Power Supply Internal Fuse: 2A | Operating Temperature: -15 to + 55 deg C | IP Rating: IP22
Applicable Standards
IEC 60945:2002, Ed. 4.0, Corr1:2008
IACS E10:1991 (Rev.5:2006)