RBBJ methanol concentration Alarm Hebi Xinxiang, methanol alarm the the handheld methanol alarm and fixed two methanol alarm handheld methanol alarm and called the portable methanol alarm, removable methanol alarm. Fixed by the two parts of the controller and the detector, the detector is mainly placed in the field or methanol leak areas, the main function is to detect the methanol concentration in the controller's main function is to display a methanol concentration values ??measured by the detector, if the concentration excessive sound and light alarm signal will be issued to prompt the user. RBBJ methanol concentration Alarm Hebi of Xinxiang methanol detector main technical indicators. Detection principle: catalytic combustion. Sampling methods: diffusion detect gas: methanol gas. Measuring range :0-100% LEL 5 Accuracy: ± 5% F? S 6. Alarm mode: digital voice reminding 7. Alarm sound: ≥ 80Db 8. warm-up time: 20S 9. response time: ≤ 30s 10. recovery time: ≤ 60s 11 Resolution: 1LEL/1PPM 12 security level: Exd Ⅱ Ct3 13. explosion-proof way: intrinsically safe 14. Operating temperature: -20-60 ℃ 15 Operating Humidity: ≤ 95% RH non-condensing 16. charging voltage: 3.6V 17. Charging time: about 105mA 18 continuous working time: ≥ 8h 19 Overall: 120mm * 38mm * 68mm 20 battery capacity: 1800mAH 21 Weight: 3.6V lithium battery about weighing 120 g methanol detector after-sales service: one year warranty and lifetime maintenance . RBBJ methanol concentration alarm device manufacturers company commitment: commitment to quality service: a warranty period of 12 months, lifetime free maintenance. 2. Within the warranty period, in addition to human factors, the result of instrument design, materials or workmanship caused by improper defect, fault free repair or replacement. User received a notice to provide the equipment failure, and ten minutes to respond. 4. Guarantee to users in a timely manner at the most favorable prices to provide the necessary spare parts and wearing parts.