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Occupancy Detector HC 21

Occupancy Detector HC 21

Occupancy Detector HC 21• 2000 W
• 360°flush ceiling mount
• Occupancy Detector


  • 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
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

F= 6m for micro motion
F= 10m 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°C~+40°C
Storage temp. -20°C~+70°C
Power consumption 1W maximum
Dimension (W*L*D) Ф86mm * 74.5mm depth

Dimension: mm (inch)

Occupancy Detector HC 21 Dimension

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
Occupancy Detector HC 21 Detection

Application Example


Wiring Terminals

Occupancy Detector HC 21 Wire TerminalsL : AC power input
N : AC power input
LS : AC power output to load

Connection Example

Occupancy Detector HC 21 Connection