ewoo EW-403 - Specifications; Indicator Specifications; Sensor Specifications

1. SPECIFICATIONS
1-1. INDICATOR
Model
Gas Leak Detector EW-403
Detectable Gases
LPG, LNG, City Gas, Combustible Gas, Toxic Gas (NH3.H2)
Power supply
AC 220V. 60㎐
Power consumption
Normal condition - 2.5W. Alarm condition - 3W
Operating Temperature
&Humidity
0℃ ~ 40℃, Below 95%(RH)
Detection Range
0 ~ 100% LEL
Alarm point
Combustible gas- below 25% LEL (The set point is 18% LEL now)
Response time
Within 20 sec
Concentration display
3 FND 10 LED bar
Visual & audible Alarm
Yellow LED blinking, Buzzer Sound (above 70dB)
Operating
Green LED
Fault
Yellow LED, buzzer sound (short sound)
Warmup Time
about 1 min.
Cabling
VCT,CVVS (above 0.75mm)
Dimensions
149*259*87mm
Output
DC 12V (20~30mA). Dry contact (COM.NO.NC)
Relay contact
AC 220, 1A
Weight
about 1,718g
1-2. SENSOR
Model
EW EX Ⅱ B 100
Detectable Gases
LPG, LNG, City Gas, Combustible Gas, Toxic Gas
Detection Technique
Catalytic combustion, diffusion
Operating Temperature &
Humidity
-20℃~50℃. below 95% (RH)
Explosion-Proof
Exd Ⅱ BT6
Conduit entry
16mm inside diameter, 23mm outside diameter
Dimensions
140*142*75 mm
Weight
1,016g
Detection range
0~100%(LEL)
Response time
within 20 sec