본문
item
standard
PART NO
EW520
Power Supply
AC 220V 60Hz. 50Hz
Power Consumption
4W(1UNIT) 4W(MAIN)
Measuring Range
0 ~100% LEL
Alarm Point
25% LEL below (Present LEL 16%)
Operational Temperature
0 ~ 40 ℃
Relative Humidity
0 ~ 85% Rh
Visual Alarm
Bilinking Red LED (UNIT)
Visual Alarm
Bilinking Yellow LED (MAIN)
Digital Display
3 Digit (7 Segment LED), 20Th Bar LED
Trouble Lamp
Red LED
Operating Lamp
Blue LED
Audible Alarm
100 dB buzzer Sound (at 100 cm)
Alarm Output
DC 12V 5mA (normal 0V)
Alarm Output
Com No Nc (relay contact)
Warm up time
60 Seconds
Wiring
VCT or CVVS above 0.75mm
Battery
Ni-Cd DC24V 600mAh Battery changer bult-in
Dimensions (WxHxD)
43x133x77mm
Weight (g)
148g(UNIT)
item
standard
PART NO
EWEX IIB 100
Detectable Gas
LNG LPG CityGas CombustibleGas
Detection Method
Catalytic (Hot wire)
Sampleing Method
Diffusion Type
Explosion proof rating
Exd II B T6
Response Time
Within 20 Sec
Operational Temperature
-20℃ ~ 50 ℃
Relative Humidity
0 ~ 85% Rh
Dimensions (WxHxD)
140x142x75 mm
Weight (g)
1016g
Case Material
Aluminum