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| Product Name: |
CJYB4/25 Methane & oxygen alarm
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| Supply Ability: |
1000000 |
| Related proudcts |
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| Specifications |
115 mm¡Á50mm¡Á21mm |
| Price Term: |
FOB |
| Port of loading: |
tianjin |
| Minimum Order |
1 |
| Unit Price: |
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Name: CJYB4/25 Methane & oxygen alarm
Brand:TOPSKY
Type:CJYB4/25
Introduction: measurement range: CH4:0-4%,02:0-25%
4 LED display; time display, the battery voltage display; calibration of infrared remote control; Block charger;Executive Standard: GB3836-2000
A. Summarize
CJY-4/25 type B methane-oxygen amphibious testing alarming apparatus (hereinafter referred to as the alarming device) using the hot catalytic principle, electrochemical principle, embedded microcontroller intelligent control, four digital pipe displayed electronic alarming device.
B. main technical parameters
1¡¢Measurement range£º
£¨1£©¡¢Methane£º£¨0.00-4.00£©%CH4
£¨2£©¡¢Oxygen£º£¨0.0-25.0£©%O2
2¡¢Measurement error£º
£¨1£©¡¢Methane£º0%¡ÜX¡Ü1%£º¡À0.1%CH4
1%£¼X¡Ü3%£ºtrue value¡À10%
3%£¼X¡Ü4%£º¡À0.3%CH4
£¨2£©¡¢Oxygen£ºnot greater than measurement range¡À3.0%¡£
3¡¢alarm point£º
£¨1£©¡¢Methane£ºcan be set any value in the range of 0.50%CH4£2.50%CH4£¬Factory default setting is 1.00%¡£
£¨2£©¡¢Oxygen£ºcan be set any value in the range of 18.0% ~ 20.0%O2£¬Factory default setting is 18.0%O2¡£
4¡¢Alarm error£º
£¨1£©¡¢Methane£º¡À0.05%CH4¡£
£¨2£©¡¢Oxygen£º¡À0.1% O2¡£
5¡¢Alarm mode and effect
Mode£ºSound, light alarm
Effect£ºSound£¬from sound source axis to a distance of 1m,sound intensitynot less than 75dB;light, in dark place, Visibility not less than 20m¡£
6¡¢Alarm resolution£º
£¨1£©¡¢Methane£º0.01%CH4
£¨2£©¡¢Oxygen£º0.1%O2
7¡¢Response time£º
£¨1£©¡¢Methane£ºnot more than 20s¡£
£¨2£©¡¢Oxygen£ºnot more than 20s¡£
8¡¢Continuous working time£ºbattery charging once, more than 10h
9¡¢*Power£º1500mAH Polymer Lithium Battery£¬adopted protection plate to protect battery with over current protection.
10¡¢anti-explosion mode of instrument£ºIntrinsically safe¡£
11¡¢Anti-explosion mark£ºExib I
12¡¢Measurement£º115 mm¡Á50mm¡Á21mm
13¡¢Environmental conditions£ºtemperature£º0¡«40℃£»
relative humidity£º£¼98%RH£»
air pressure£º80kPa¡«116kPa
14¡¢Maximum operating current£¨Alarm£©£º¡Ü200mA£»
15¡¢*Display mode£º |
| Company: |
Henan Province Tianhui Machine and Equipment Trading Co.,Ltd
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| Contact: |
Ms. Chris song |
| Address: |
No. 116 Beihuan Road, Zhengzhou City, China. |
| Postcode: |
450000 |
| Tel: |
86 371 60979685 |
| Fax: |
86 371 60979685 |
| E-mail: |
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