Visonic K940 40lb Pet Immune Hardwired Motion Sensor

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PIR detector is specifically designed for residential applications. It is immune to pets up to 18 kg (40 lbs), and covers a 9 x 9 m (30 x 30 ft
Brand: Visonic Security Systems
Part Number: K940

Availability: This product has been discontinued.

Regular Price: $16.59

Sale $16.00

Visonic Security Systems



Pet-Immune PIR Detector

The K-940 is designed to provide effective security in premises where animals (dogs, cats, rodents, etc.) may be present. It enables homeowners to protect their homes while allowing their pets to move freely.

Employing Visonic's patented "Target Specific Imaging(TM)" optical system (TSI) and unique pet identification lenses, the K-940 has an unprecedented capability to distinguish between humans and animals weighing up to 18 kg (40lb).

The result is the industry's best detection accuracy, ultimate long-term reliability and unsurpassed false alarm immunity - even in environments where pets and other animals move freely. All this is provided in an elegant and cost-effective device that is easily installed in any residential or office application.

K-940 Features

  • Pet tolerant for animals up to 18 kg (40 lb)
  • Accurate volume-based pet detection based on unique 3D patented optic technology (Target Specific Imaging(TM))
  • High-sensitivity coverage up to 9m x 9m / 30ft x 30ft
  • Sealed sensor chamber for protection frm insects and air currents
  • Programmable pulse counter for superior false alarm protection
  • Temperature compensation for superior false alarm protection
  • 3 optional swivel brackets for maximum mounting flexibility
  • Easy installation
  • Slim elegant design suitable for any home or office area

Additional Info

Additional Info

Part Number K940
What's in the box (1) Visonic K940 40lb Pet Immune Hardwired Motion Sensor
Variant N/A


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Max. Coverage Range 9 x 9 m (30 x 30 ft) / 90°
Pet Immunity Immune to animals weighing up to 18 kg (40 lb)
Vertical Adjustment 3-position adjustment scale: 1.8 m (6 ft), 2.1 m (7 ft) and 2.4 m (8 ft)
Note: Pet immunity specifications have not been verified by UL
Voltage 9 to 16 VDC
Current 17 mA at 12 VDC, 21 mA at 16 VDC
Alarm Output Normally closed (fail-safe) contacts. 18 ohm resistor in series with contacts. Rating - 0.1 A resistive / 30 VDC
Tamper Output Normally closed, rated 0.5 A resistive / 30 VDC
Alarm Period 2-3 seconds
Pulse Counter 2 position selector, 1 or 3 pulse operation
LED Walk test enabled or disabled with internal link
Detector Dual-element low noise pyroelectric sensor
MOUNTING Surface or corner (without brackets)
Mounting Height 1.8 m (6 ft) to 2.4 m (8 ft)
Optional Mounting Brackets BR-1: Swivel Bracket, adjustable 30° down and 45° left, 45° right
BR-2: BR-1 with corner adapter; BR-3: BR-1 with ceiling adapter
Operating Temperature -10°C to 50°C (14°F to 122°F)
Storage Temperature -20°C to 60°C (-4°F to 140°F)
RFI Protection >30 V/m to 1000 MHz
Size (H X W X D) 104 x 60 x 32 mm (4.1 x 2.4 x 1.3 in.)
Weight 77 g (2-3/4 oz)
Color White
PATENTS U.S. Patent No. Des. 346, 567