IR-TEC International Ltd.

OS-550/OS-550T

Low Voltage Occupancy Sensor

The OS‑550 and OS‑550T are low voltage occupancy sensors designed to signal the occupancy status for area lighting, or HVAC control, for energy efficient building management.

In addition to the standard features of OS‑550, the OS‑550T further provides high/low temperature setbacks to help HVAC system maintaining room temperature within the range during vacant period.

Features
Downloads

Cutting edge dual element infrared sensor
24 VAC/DC low voltage power operation
Form C dry contact relay output
Multi‑directional mounting bracket included
Temperature compensation sensitivity
Superior RFI and EMI immunity
Walk test and sensing status LED indicator
Easy programmable ON and OFF delays
Available for wall/corner/ceiling mount

Product Information

OS-550/OS-550T Datasheet
OS-550 Installation Instruction
OS-550T Installation Instruction

Features

Cutting edge dual element infrared sensor
24 VAC/DC low voltage power operation
Form C dry contact relay output
Multi‑directional mounting bracket included
Temperature compensation sensitivity
Superior RFI and EMI immunity
Walk test and sensing status LED indicator
Easy programmable ON and OFF delays
Available for wall/corner/ceiling mount

Download

Product Information

OS-550/OS-550T Datasheet
OS-550 Installation Instruction
OS-550T Installation Instruction

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