DS940 Series PIR Intrusion Detectors

DS940 Series PIR Intrusion Detectors
  • First Step Processing (FSP)
  • Easy to install with flexible mounting options
  • Small unobtrusive design
  • Broad coverage
  • Bracket mounting option
  • Draft and insect immunity
  • Details
    Dimensions: 8.5 cm x 6.9 cm x 4.8 cm (3.35 in. X 2.75 in. X 1.9 in.)
    Material: High impact ABS plastic enclosure
    Operating Temperature: -29°C to +49°C (-20°F to +120°F) For UL Certificated installations, 0°C to +49°C (+32°F to +120°F)
    Radio Frequency Interference (RFI) Immunity: No alarm or setup on critical frequencies in the range from 26 MHz to 950 MHz at 50 V/m.
    DS940T: Complies with Environmental Class II (EN50130-5)
    Height Range: 2.25 m to 2.7 m (7.5  ft to 9 ft) recommended
    Location: Surface or corner
    Alarm Normally-closed reed relay with contacts rated at 125 mA at 28 VDC, maximum; 18 VAC, maximum resistive load only. The relay opens on an alarm condition.
    Tamper: DS940T: Cover activated normally-closed tamper switch with contacts rated 125 mA at 28 VDC, maximum.
    Current Draw: 17 mA at 12 VDC
    Voltage: 9 VDC to 15 VDC,


  • Certificates (3)
    Title Type Language
    Declaration of Conformity PDF
    UL PDF
  • Documents (4)

Product variants

DS940 Wall Mount PIR Detector

Provides first step processing, broad coverage, and draft and insect immunity.

Commercial Type No.: DS940
Product No.: 4.998.800.704



B335-3 Swiveling low-profile mount

B335-3 Swiveling low-profile mount

Swiveling, low-profile, universal bracket for wall mounting. The vertical swivel range is +10° to -20°, while the horizontal swivel range is ±25°.

Commercial Type No.: B335-3
Product No.: 4.998.800.014