BH-4A Portable Multi 4 Gas Detector for O2, CO, NO & H2S
FEATURES
● Advanced MCU for Low-Power Consumption
● LCD display
● Self-Test Function
● Adjustable alarms
● Two Instant Alarm Points
● Audio, Visual LED and Vibratory Indicators
● Three buttons Operatioin for Simple Use
● Strong, Durable Rubber Casing Provides Anti-Slip Handleability
Module monitoring, Sensor setup, Alarm record
● Available for 100+ toxic and combustible gas
●Rechargeable
SPECIFICATIONS
Range:
O2: 0-30% by Volume CO: 0-1000 ppm
NO: 0-250 ppm H2S:0-100/200 ppm
Alarm Point:
O2: 19.5 by Vol. decreasing and 23.5% by Vol. increasing
CO: 35 and 200 ppm instant NO: 50 and 125 ppm instant
H2S: 10 and 15 ppm instant
Method of Detection: Diffusion
Sensor: O2, CO, NO & H2S -Electrochemical
Display: LCD
Temperature: -20℃~60℃
Humidity: 5 to 95% RH, non-condensing
Power: 3.7VDC 1800mA rechargeable lithium battery
Operating time: Approximately 15 hours Continuous, non-alarm
conditions
Charge Time: <7 hours
Dimensions: 130mm*67mm*30mm
Sound: 85 dB at 1m
Weight: 210g
2014/10/11
Ingress Protection: IP65
Specifications subject to change withoutnotice
