Description
Features
- Explosion-proof, lightning-proof, static-proof, EMI shielded
- National standards compliance, CPA approval, explosion-proof
- Three/four-wire, 4-20mA output, voltage, dual relays
- RS485 (RTU), optional alarm
- Wired/LAN/Internet/wireless (2 km, 5 km, unlimited)
- Wireless: 433/GPRS/WIFI
- Infrared remote, 15m range
- Switchable, zero tracking, multi-level calibration
- Computer communication
- Real-time monitoring, data handling
Technical Specifications
| Detection gas | Hydrogen cyanide |
| Scope of detection | 0 ppm to 10 ppm, 30 ppm, 100 ppm, 200 ppm, 500 ppm,1000 ppm, 5000 ppm |
| Resolution | 0.01 ppm,0.1 ppm,1 ppm |
| Detection principle | Electrochemical principles |
| Sensor life | 2 years |
| Detection accuracy | ≤ ± 3 %FS |
| Linearity | ≤ ± 2 % |
| Repeatability | ≤ ± 2 % |
| uncertainty | ≤ ± 2 % |
| Recovery Time | ≤ 30 S |
| Response time | T 90 ≤ 20 S |
| Signal output | Bus system RS485 (RTU), three (four) wire system 4 mA to 20 mA, Optional: 0 mA to 20 mA, 1 V to 5 V, 0 V to 5 V, 0 V to 10 V, wireless transmission, network transmission, SMS alarm. |
| Display method | 1.7-inch high-definition color screen display on site |
| Operating Voltage | 12 V DC 36 V DC, the standard power supply of a single device is 24V, 1A or more than 1 A DC regulated switching power supply |
| Power reference | 24 V, 2.1 A switching power supply can drive 40 toxic gas detectors, or 15 combustible and infrared gas detectors |
| Way of working | Fixed installation, online detection, diffusion measurement; pipeline, flow, and pump-suction measurement are available. |
| Installation method | Pipeline type and wall-mounted type. The working pressure of the pipeline type is ± 30 % of the atmospheric pressure, and the pressure needs to be reduced if it exceeds the range. |
| Alarm method | The default is 1 channel, optional 2 passive contact (dry node) output, three-level alarm, and the alarm point can be set. On-site sound and light alarm (optional). |
| Connecting cables | 4 mA to 20mA three-core shielded cable, RS485 select four-core, and single wire diameter ≥ 1.5 mm when the distance exceeds 1000 m; the shielding layer is connected to the earth. |
| Protection level | IP65 |
| Explosion-proof | Flameproof, ExdIICT6Gb |
| Packing list | Manual, warranty card, packing box |
| Optional accessories | Integrated alarm lamp, power adapter, split alarm lamp, drying cylinder, flow-through connector, threaded welding seat, AC pump, DC brushless pump, vacuum pump, rain cover, water vapor filter, U-shaped buckle, 304/ 316/316L stainless steel gas chamber, 304/316/316L stainless steel housing |
| Optional function | Wireless transmission, Hart protocol output, split detection |
| Humidity | ≤ 10 % RH to 95 % RH (normal) |
| Temperature | -40 ºF to 158 ºF (-40 ºC to 70 ºC) |
| Dimensions | 9.37 in x 5.98 in x 3.54 in (238 mm x 152 mm x 90 mm) |
| weight | Without alarm: 3.04 lb. (1.38 kg), with alarm: 3.53 lb. (1.6 kg) |