Chinacoal08
Product Introduction
1. General
HSTDX70 is a kind of single gas or multiple gas detector/ alarm which can be optionally equipped with oxygen sensor, combustible gas sensor and any two or four sensors of different noxious gases, or a single gas sensor.
HSTDX70 has a very clear and large LCD with audible and visible alarm, and can detect any dangerous gas and send alarm to the operator in time for prevention even in very inimical work environment.
2. Technical performance and parameters
Features:
- Smart, portable and firm
- Audible and visible alarm
- Large screen digital and character display, instantaneous value, peak value and mean value available
- Self-checking for displaying, battery, sensor, audible and visible alarm at startup
- Regular light flashing and audible indication
- Distinct audible alarm
- Low maintenance cost
- 1, 2, 3 or 4 kinds of gas detecting supported
Main Parameter
Technical performance and parameters
Gas for detect: carbon monoxide in the air (CO)
Range:0-999ppm
Precision: <± 5% (F.S)
Least count: 1ppm/0.1ppm
Response time: ≤ 25 sec
lithium ion rechargeable battery, 3.6V
Battery working period: 15 hours uninterrupted (combustible gas)
About 200 hours (except combustible gas)
Sensor service life: 3 years for combustible gas sensor, 2 years for oxygen and noxious gas sensor
Display: large screen LCD
Alarm: audible and visible alarm
Direct reading: instantaneous value, peak value, battery voltage, TWA, STEL
Ex-mark: Ex ibdIICT3
Protection degree: IP45
Work temperature: -10~40ºC
Work humidity: 5~90% RH
Size: 126mm (L) x 66mm (W) x 32mm (H)
Weight: 220g (with charger)
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