Specifications
| Detection gas | Combustible CH4 |
| range | 0 ~ 100% vol |
| Resolution | 0.1% vol |
| Sensors principle | Infrared NDIR |
| Operating Mode | Fixed type continuous work, diffusion type, pipeline type, when circulating, pump suction type is optional. |
| Detection Accuracy | ≦3%（F.S） |
| Response time | ≦30S |
| output signal | Current signal output 4-20MA |
| Alarm method | 2 passive node signal output, alarm point can be set. |
| Operating temperature | -20~50℃ |
| Relative Humidity | ≦90%RH |
| Working Voltage | DC12~30V |
| Sensors Life | 2 years |
| Explosion-proof method | Probe Transmitters and Sensors are flameproof |
| Explosion-proof sign | ExdIICT6 |
| Connection cable | Three-core cable (single Wire diameter ≥ 1.5mm); Shielding cable is recommended |
| Connection distance | ≦1000 m |
| Protection class | IP66 |
| Dimensions | 183*143*107mm |
| Weight | 1.5kg |
Packing list
Host X1, sound and light alarm light X1, sealing soft glue X1, detector manual X1, certificate X1
After-sales instructions
Warranty days: 365 days
1. For product quality problems caused by non-human products of instruments and equipment, the manufacturer will provide free warranty services during the warranty period;
2. There is no warranty period for fragile and consumable parts, and if you find product quality problems after receiving the goods, please apply for return and exchange within 7 days, and you will not wait for the overdue ones;
[Note] For after-sales services outside the Chinese mainland, if the instrument requires repair, the shipping and possible associated taxes shall be borne by the sender. Generation address of the manual: http://en.nbchao.com/p/36976/Specification.html , which is only used by users who purchase commodities from the NBCHAO.