Henan Hanwei Electronics Co. Ltd

Model Number: BS11 Brand Name: Hanwei Key Specifications/Special Features: Separated wall mold gas detector can be used in none explode places to detect gas leakage Adopts electrochemical gas sensor with high precision and linearityWith 4 to 20mA signal output and RS485 outputConvenient for easy to connect to outside controllerWith 220V AC output and a free contact switch output, which can control the ventilator or other equipmentBS11 with waterproof and dustproof framework can be used in the serious environment

With battery backup inside, which can work for about 13 hours (non alarming state) continuously

Main features:

Electrochemical gas sensor

Excellent precision and linearity

Adjustable alarming level

Visual and audio alarming

Battery backup

1 to 20mA output

RS485 output, connect with gas monitor produced by our company

220V AC output

Switch output

Waterproof and dustproof design

Password function

Specifications:

• Working principle: catalytic or electrochemical
• Sampling: natural diffuse
• Precision: less than ± 50ppm
• Alarming precision: less than ± 10% of preset alarming level
• Response time: <60s
• Alarming level: adjustable
• Ex method: none
• Battery backup: none
• Battery working time: 6 hours (none alarming state), 3 hours (alarming state)
• AC power: 87 to 242V
• DC power: 12 to 24V
• Signal output: (4 to 20mA) RS485
• Signal output: 220V AC, free contact switch output
• AC 220V power: 80W
• Consumption: 2W (without alarming), 4.5W (alarming)