Gas alarm controller, combustible gas alarm, toxic gas alarm controller, noan ambient gas alarm controller sne808

Products SNE808

Features

SNE808Gas alarm controller

- Advanced microprocessor and communication technology, stable and reliable, high accuracy - Relay output and 4~20mA or RS485 signal output - Auto switch for main and backup power, backup power is charged automatically

- Blocks modular construction, IO module can be expanded arbitrarily, single machine can access 54sets detectors ,the concentration value and position of the detector can be displayed - Two segments of audible and visual alarm, the alarm value is adjustable - With history records inquiry function(storage space more than 2G)

- High versatility, ready for 4～20mA current signal or voltage signal - Auto alarm for detector failure, line failure or under voltage - Easy for installation and operation, good man-machine interface

technical specification

INPUT SIGNAL	4~20mA or RS485 signal
MEASUREMENT RANGE	according to the measurement range of the gas detector, each detector can be set separately
ACCURACY	±3% F.S.
RESPONSE TIME	≤5S
DISPLAY TYPE	LCD /LED to display the concentration ,LCD to display the position of the detector, LED lights to indicate the working statu
ALARM TYPE	Two segments audio and visual alarm, loudness≥90dB
ALARM SETTING	Alarm limits are adjustable
OUTPUT POWER SUPPLY	24-28VDC for each channel

OUTPUT SIGNAL	Two levels of dry contacts, with capacity 1A 24VDC RS 485 interface
CONNECTION WITH DETECTOR	Three wires
OPERATION POWER SUPPLY	220VAC 50Hz
BACKUP POWER SUPPLY	24VDC rechargeable battery
POWER CONSUMPTION	≤2W/each channel
OPERATION TEMPERATURE	-20℃～+60℃
OPERATION HUMIDITY	0～95%RH/Non condensation
MOUNTING TYPE	wall mounting, cabinet installation

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Infrared gas detector

Point type combustible gas detector

Point type toxic gas detector

Portable gas detector