5
.
Daily Operation Terms
Alarm triggering: when device detects the gas concentration
reaches alarm threshold, trigger alarm.
System preheating delay: It needs to preheat 180s after power on,
to ensure the device works well.
∅
100
.
42
34
.
00
60
.
00
60
.
30
4
.
00
∅
7
.
00
∅
4
.
00
3.1 Dimension Figure
Top View
Side View
Bottom View
4
.
Features
Adopt high sensitivity, high stability, long life gas sensor.
Rapid recovery, response time < 30 seconds
Big size LCD, display the gas concentration and device status in
real time.
With GSM/GPRS networking alarm, support multi-channel alarm
modes as SMS, network center etc, make sure the alarm
performance stable and reliable.
Support SMS, call center remote control and parameter setting.
GPRS real-time online, to obtain latest device working status
Up to 5 groups preset alarm phone numbers, and their SMS
function can be set ON or OFF.
3
2
NO
NC
COM
NO
NC
COM
Sockets
for
Alarm Output
COM
：
Common
NC
：
Normal
Close
NO
：
Normal
Open
