If the equipment is used in a manner not specified in this manual, the
protection provided by the equipment may be impaired.
The Installation category is one (1).
There is no user replaceable fuse in this product.
The output terminals of this product are for use with equipment (digital
meters, chart recorders, etc.) which have no accessible live parts. Such
equipment should comply with all the applicable safety requirements.
Do not operate the equipment in flammable or explosive environments.
The unit comes with a 1.82 m (6’) shielded cable for power and output
connections. The cable is a multi-conductor, 24 AWG stranded wire with the
rating of 600 VDC, 205ºC (401°F) Teflon® insulation.
Power must be disconnected before making any electrical connections.
The recommended power supply should be VDE or UL approved.
Rating:12-24 VDC @ 50 mA mininum power with overload protection.
The supply voltage to the transmitter should not exceed 24 VDC.
OS137A Series Miniature Non-Contact Infrared Temperature Sensor/Transmitter
CAUTION & SAFETY INFORMATION
This device is marked with international safety and hazardous symbols in
accordance with IEC1010. It is important to read and follow all the precautions
and instructions in this manual before operating or commissioning this device
as it contains important information relating to safety and EMC. Failure to
follow all the safety precautions may result in injury and/or damage to your
equipment.
CAUTION & SAFETY INFORMATION
IEC Symbol
Description
Caution Symbol
Direct Current
Laser Symbol
iii
