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Astra-3321

Door opening magnetic contact detector

The detector is intended for detecting opening or movement of structures made of magnetically non-conducting materials (aluminum, wooden, plastic, etc.), forming alarm notification and transmitting alarm signal to the Security Hub via radio.

The detector is intended for detecting opening or movement of structures made of magnetically non-conducting materials (aluminum, wooden, plastic, etc.), forming alarm notification and transmitting alarm signal to the Security Hub via radio.

Features

  • connecting of the hardwired magnetic contact detectors;
  • connecting of the hardwired water leak detector Astra-361;
  • tampering control; 
  • supply voltage control;
  • average battery lifetime - 5 years.
Name Description
Operating frequency 433 MHz
Current consumption (stand-by mode) 0.02 mA
Current consumption (transmission mode) 22 mA
Triggering distance to steering magnet 20 to 30 mm
Restore distance to steering magnet 13 to 23 mm
Supply voltage  2.3 to 3.0 V
Transmitter power 10 mW
Overall dimensions 109х34х27 mm
"Zone" terminal voltage 2.5 V
"Zone" terminal current
(for supplying hardwired detectors)		 35 uA
Temperature range -20 to +50 °С
Relative humidity up to 98% at +40 °С
IP protection IP41

Manuals 

3321-v4_5_instr_en.pdf