Household gas alarm device

Huarui RAE SP-1204A Household Gas Alarm Devicecharacteristic:

Advanced electrochemical sensors

External sound and light alarm, two-level sound and light alarm indication.

4-20mA signal synchronous output

Active switch quantity (220VAC/50HZ, 1A) output

Output delay adjustable from 1 to 300 seconds

Alarm record storage and query function

Infrared remote control operation

Support RS-485 MODBUS communication

Clock function, adjustable time

Household gas alarm deviceTechnical parameters:

Working power supply AC 220V, 50Hz (1A)

No backup power supply available

Output power supply AC 220V/50Hz, 1A

Working method: single point detection

Power<5W

Sensor lifespan>2 years (uncertain)

Detection accuracy ≤± 5%

Contact capacity AC 220V 1A

Communication interface RS-485 MODBUS

Environmental temperature -20 ℃~+55 ℃

Environmental humidity 10-93% RH

Environmental pressure: 86~106kPa

Display mode LED

Detection range: 0-2000ppm, 0-1000ppm, 0-500ppm

Output signal 4-20mA

Alarm error<± 2% of the alarm set value

Alarm value range: Level 1 alarm value: 0~300ppm Level 2 alarm value: 300~1500ppm

Alarm function with two-level sound and light alarms

Alarm output active switch output (delayed closure)

Resolution 1ppm

Measurement accuracy<± 1%

Dimensions HWD 258 × 292.5 × 90.5mm

Shell color gray

Weight 3.8kg