PIR Motion Sensors & Switches

Occupancy Detector HC 21

HC 21

• 2000 W

• 360°flush ceiling mount

• Occupancy Detector

Occupancy Detector PAS 21



  • 360°micro motion detector
  • Ceiling flush mount-Photo sensor inside for smart control
  • Run-on time adjustable-Ambient lux. setting adjustable
  • Up to 1500W loading for fluorescent (T8)
  • Smart RelayTMinside to protect product life


Patent :

M399426 / 202010012599.5 / CN201780930U


Ordering information

HC21 2000W flush ceiling mount occupancy detector

Power requirement 220 ~ 240VAC / 50Hz
Loading 2,000W for resistance
2,000W for halogen & incandescent
1,500W for fluorescent (T8)
Detection Angle 360°
Detection Range @2.5m height Φ= 6m for micro motion
Φ= 12m for walk across motion
Run-on time setting 10 sec. ~ 40 min,
Ambient light setting 30 ~ 200 Lux.
Operation mode Auto
Warm-up time Approximately 1 minute
Smart Relay Yes (Ver2.0+)
Isolation Protection Class II
Water proof IP20
Working temp. -10℃~+40℃
Storage temp. -20℃~+70℃
Power consumption 1W maximum
Dimension (dia.*D) Ф86mm * 74.5mm depth
Regulation EN60669-1, EN60669-2-1,
EN61000-6-3, EN61000-6-1
EN61547, EN55015

Dimension: mm (inch)

Detection Area ‐360°

Installation height Sitting Walking
2.5 meter 28.27 M2
3m x 3m x 3.14
113 M2
6m x 6m x 3.14PAS21

Detection Area ‐360°

Application Example



Wiring Terminals

L : AC power input
N : AC power input
LS : AC power output to load


Connection Example


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