Fixed gas detector host BH-50

Specification：

• Product type：BH-50 fixed gas detector Controller
• Explosion proof grade：Exd ⅡC T6 Gb
• Response time：≦20S
• Working voltage: DC220V±10% Hz
• Output voltage：DC24V
• System power consumption：≦5W
• Signal input: three wire system 4-20mA or four wire system RS485
• Signal output: two wire RS485 (MBus protocol)
• Maximum power consumption of external equipment: ≤ 1kW (single / double / four channels), ≤ 2kW (8 / 16 / 32 channels)
• Wiring requirements: three core wire, each core diameter ≥ 15mm, wire length ≤ 500m (three wire system 420mA), four core shielded wire, each core diameter ≥ 15mm, wire length ≤ 1000m (four wire system RS485)
• Working temperature：10℃～50℃
• Working humidity：10-95%RH
• Installation method：Wall mounted
• Shell material：Aluminum
• Dimensions：380x230x100mm（L×W×H）