NetSafety SC311S-100-ASSY Gas Sensor Inquiry Item

Details

This NetSafety SC311S-100-ASSY is an infrared type combustible gas detection assembly, belongs to Millennium II series gas monitoring system. It adopts dual-beam infrared sensing principle to detect hydrocarbon combustible gas, measuring range 0~100% LEL. It supports 10.5~32VDC wide-range DC power supply, equipped with RS-485 digital communication interface, can upload gas concentration, fault and diagnostic information to the gas controller. It has anti-poisoning feature, not easy to be affected by silicones, suitable for continuous gas monitoring in oil & gas, chemical, refinery explosion hazardous zones.

Specifications

Model: SC311S-100-ASSY Brand: NetSafety Detection principle: Dual beam infrared Measuring range: 0-100% LEL Power supply: 10.5-32 VDC Communication: RS-485 Housing material: Aluminum alloy Explosion-proof standard: ATEX, IECEx Certifications: CE, SIL

Components & Troubleshooting

Infrared light source, receiving detector, signal processing board, explosion-proof aluminum housing, cable gland, optical window assembly. Common faults: optical window pollution, signal drift, RS485 communication interruption, no gas response, power failure alarm.

Disclaimer

This spare part shall be installed, calibrated and maintained by qualified gas safety technicians. Calibrate with standard gas before putting into service.