Description
Features
- 2.4 inches technical grade display with a pixel up to 320 x 240
- Three concentration units are available PPM, %VOL, mg per m3
- Variety signal output model 4 mA to 20 mA signal: Standard 16-bit 4 mA to 20 mA
- RS485 signal: Standard MODBUS RTU protocol, transmission distance 2 Km
- 1 to 2 relays output: Concentration alarm value adjustable, there are high alarms and
- 0 V to 5 V,0 V to 10 V output(optional)
- Variety signal transmissions are available:3 to 4 core cable, Optical fiber
- All software automatic calibration, sensor up to 6 level target calibration, ensure the
- Chinese and English operation models are available, user-friendly, four buttons
Technical Specifications
| Sensor | Electrochemical Gas Sensor |
| Detection Pattern | Diffusion, pipeline Circulation, Pumping is available, Online detection |
| Detection Range | 0 ppm to 30 ppm,50 ppm,100 ppm,500 ppm,1000 ppm |
| Resolution | 0.01ppm (0 ppm to 100 ppm),0.1ppm (0 ppm to 1000 ppm) |
| Detection Accuracy | ≤±3% FS |
| Linearity Error | ≤±1% FS |
| Reaction Time | ≤20 S (T90) |
| Zero Drift | ≤±1% (FS per Year) |
| Recovery Time | ≤20 S |
| Repeatability | ≤±1% FS |
| Relay Output | 1 to 2 relays output, Contact rating:24VDC 3A/220VAC 3A |
| Explosion Proof Sign | ExdII CT6, Certification Number of Explosion-proof: CNEx10.1807 |
| Outputs | Analog:4 mA to 20 mA signal,0 V to 5 V,0 V to 10 V Modbus: RS485 signal Pulse signal or TCP or IP signal, optional |
| Alarm Setting | Two alarm set points Alarm mode optional: Low alarm High alarm or High alarm to High alarm or Low alarm to Low alarm |
| Controllers | Compatible with DN3000 or DN9000, as well as most DCS or PLC systems |
| IP Rating | IP65 |
| Material | Die-cast Aluminium Explosion and corrosion-proof |
| Connection | 3 by 4″NPT,1 by 2″NPT |
| Relative Humidity | ≤90% RH Noncondensing |
| Operating Pressure | 0 Kpa to 200 Kpa |
| Operating Voltage | 24 V DC (9 V DC to 30 V DC) |
| Temperature | -22 °F to 140 °F (-30 ℃ to 60 ℃) |
| Size | 7.87 in x 8.66 in x 3.15 in (200 mm x 220 mm x 80 mm) |
| Weight | 3.30 lb (1.5 kg) |