1.2.1. Main technical characteristics
• Loops – 1;
• Number of devices in a loop: up to 250 units (modules and/or fire detectors, regardless of their type).
Their total consumption shall not exceed 0.5 A. For this purpose you can use the specialized DM-
Calculator at www.dmtech-ltd.com (It offers calculation of total consumption of the devices in the loop,
as well as wire’s diameter and length for the loop)
• Maximum number of zones - 8
• 2 monitored potential outputs: OUT1; OUT2;
• Relay output for fault condition FAULT, not monitored, parameters: 0.3A@24VDC;
• Relay output for fire condition Rel 3, not monitored, parameters: 1A@24VDC;
• 2 programmable relay outputs Rel 1, Rel 2, not monitored, parameters: 1A@24VDC;
• 1 conventional line;
• Alphanumeric LCD display (4 lines x 20 symbols);
• Real-time clock powered by built-in Lithium battery - 3V, CR3032 type;
• Memory for 1024 events with registered date and time of occurring;
• Programming option for Day/Night Mode of Operation;
• Operation menus in Bulgarian/English language;
• Setup via computer and USB, using software;
• Developed in compliance with the requirements of EN54-2/4 Standard;
• Wall mounted box: case (313х218х85) and lid (314х219x18)
1.2.2. Operational environment
• Protection degree: IP30
• Ambient temperature: -5ºС to +40ºC
• Relative humidity: to 95% (no condense)
• Storage temperature: -10ºС tо +60ºC
• Weight (no battery): ~ 1.8 kg
1.2.3. Electrical characteristics
Earthing
Earthing shall be completed in compliance with electrical safety rules and the total resistance of the earthing wire
and earther shall be less than 10Ω. The earthing wire must be connected to fire alarm panel’s terminal earthing
output – see p.2.4. Connection to main power supply
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