JCB4(B) Portable Methane Detection Alarm
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JCB4(B) Portable Methane Detection Alarm
JCB4(B)Portable Methane Detection Alarm Features and Applications:
The JCB4(B) Portable Methane Detection Alarm utilizes microprocessor technology, with all calibration parameters and linear corrections completed by software. It features a compact size, light weight, simple operation, and easy maintenance. It is suitable for detecting methane concentration in working environments with flammable and explosive combustible gas mixtures. The JCB4(B) Portable Methane Detection Alarm complies with the standards: GB3836-2010; AQ6207-2007 "Portable Carrier Catalytic Methane Detection Alarm".
Product Introduction:
The JCB4(B) Portable Methane Detection Alarm is a new generation intelligent detector that can continuously monitor methane gas concentration in environments with flammable and explosive combustible gas mixtures. It features sound and light alarms, voltage display, clock display, low voltage alarm, automatic zero tracking, and is easy to calibrate and use.
JCB4(B)Portable Methane Detection Alarm Main Technical Specifications:
Item | Technical Parameters | |||
Measurement Range | (0.00～4.00)% CH₄ | |||
Sensor | Catalytic Principle Sensor | |||
Basic Error % CH₄ | Detection Range | 0～1.00 | 1.00～3.00 | 3.00～4.00 |
Allowable Error | ±0.10 | ±10% of True Value | ±0.30 | |
Alarm Point | Adjustable within 0.50～2.50% CH₄ range (default 1.00% CH₄) | |||
Response Time | ≤20s | |||
Resolution | 0.01% CH₄ | |||
Carrier Catalytic Element | Operating voltage 2.8V, operating current ≤200mA | |||
Display Method | 4-digit LED | |||
Battery Pack | 1500mAh lithium manganate battery, rated voltage Ue: 3.1-5.0V | |||
Over-range Methane Impact Protection | When methane concentration ≥4.00%, the digital tube flashes "4.00", the alarm indicator flashes, and the buzzer intermittently emits a "beep" sound. | |||
Low Voltage Alarm | When battery voltage is below 3.30V, the buzzer periodically emits "beep, beep" sounds as a warning; when battery voltage is below 3.1V, the buzzer emits a long "beep" and then automatically shuts down. | |||
Explosion-proof Type | Mine Intrinsically Safe and Flameproof Type, Explosion-proof Mark: ExdibIMb | |||
| Industry Category | Measurement-Analysis-Instruments |
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| Spec: | JCB4(B) |
| Stock: | 1000 |
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| Origin: | China / Shandong / Taianshi |
