Alarm Systems

Aleph, APX-201, Passive Infrared Detector (PIR)

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Aleph APX-201 High Ceiling Passive Infrared Detector (PIR)


The Aleph APX ceiling mount sensors are dedicated high ceiling PIR intrusion detectors. Each model is Pet Immune with choice switch selectable sensitivity. With selectable Pulse Count and Sensitivity adjustments, the APX allows absolute detection of all interior security applications.

  • 20 Detection Zones
  • Standard Low Sensitivity Adjustment Control
  • Pulse Count and LED Selectable
  • Long Range 65.6′ x 6.6′ (20m x 2m)
  • Color:
    • UPC:  6938942620373 (White)  P/N:  APX-201



Specifications APX-201/Long Range
Pattern Coverage Length 65 Ft.
Width 7 Ft.
Detection Method Passive Infrared
Detection Zones 10 Zones
Detection Speed 0.6 to 16 Ft./Sec.
Sensitivity 2 Ft./Sec. @ 70° F
Pulse Count 2 Pulses
Sensitivity Adjustment Dual Settings Standard / Low – Animal immunity (AI APX-101 Only)
Power Supply 10 to 28 VDC
Current Draw 22 mA MAX at 12 VDC
Operating Temperature -4°F to +122°F
Environment Humidity 95% MAX
Warm-up Period 40 +2 Sec. (Red LED Blinks)
Alarm Display Red LED Monitor (on/off selectable)
Alarm Period 2 ±0.5 Sec.
Alarm Output N.C. Dry Contact, 30V, 350 mA (photo MOS Relay)
Alarm Memory Display Yellow LED Monitor (on/off selectable)
Tamper Output N.C. /Dry Contact. Rating 30VDC / 100mA max
Dimensions 2.17″ (H) x 5.87″ Dia. / 55mm x 149mm
Weight 7 oz. / 200g


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