Description
Features
- 4 inches technical grade display
- Resolution of up to 320 x 240 pixels
- Available concentration units PPM, % VOL, mg/m3
- 4 mA to 20 mA signal Standard 16-bit chip
- RS 485 signal: MODBUS RTU protocol
- 1 to 2 relays output Adjustable concentration alarms
- Signal transmission
- Automatic calibration
- Operation modes Chinese and English
- User-friendly interface with four buttons
- Optional functions: Temperature sensor, Humidity sensor
- Audible and visual alarm
Technical Specifications
| Product Type | Online, Hydrogen Cyanide |
| Sensor | Electrochemical Gas Sensor |
| Detection Pattern | Diffusion, pipeline (screw thread size: M40 x 1.5 MM), Circulation, Pumping is available, Online detection |
| Detection Range | 0 ppm to 30 ppm, 50 ppm, 100 ppm, 500 ppm, 1000 ppm |
| Resolution | 0.01 ppm (0 ppm to 100 ppm), 0.1 ppm (0 ppm to 1000 ppm) |
| Detection Accuracy | ≤ ± 3 % FS |
| Reaction Time: | ≤ 20 S (T 90) |
| Recovery Time | ≤ 20 S |
| Linearity error | ≤ ± 1 % FS |
| Zero Drift | ≤ ± 1 % (FS per Year) |
| Repeatability | ≤ ± 1 % FS |
| Relay Output | 1 to 2 relays output, Contact rating: 24 V DC 3 A or 220 V AC 3 A |
| Outputs | Analog: 4 mA to 20 mA signal, 0 V to 5 V,0 V to 10 V Modbus: RS 485 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-High alarm or Low Alarm-Low alarm |
| Controllers | Compatible with DN 3000 per DN 9000, as well as most DCS per PLC systems |
| IP Rating | IP 65 |
| Material | Die-cast Aluminum Explosion and corrosion proof |
| Connection | 3/4″NPT, 1/2″NPT |
| Operating Pressure |
0 psi to 29 psi (0 Kpa to 200 Kpa) |
| Relative Humidity | ≤ 90 % RH Non-condensing |
| Operating Temperature |
-22 °F to 140 °F ( -30 °C to 60 °C) |
| Dimensions | 7.87 in x 8.66 in x 3.14 in (200 mm × 220 mm × 80 mm) |
| Weight | 3.31 lbs (1.5 kg) |