Description
Overview
GAOTek Alarm Hydrogen Chloride Gas Detector can continuously detect the real-time gas concentration and display data with the 2.4inches LCD HD color screen, and it compatible with all kinds of controller, PLC and DCS etc., allow user to remote monitoring and control. Monitoring data can be saved and analyzed by computer.
Features
- 5-inch technical grade display with up to 320 x 240 pixels
- Three concentration units: PPM, % VOL, mg/m3
- Signal output models include 4-20mA, RS485, and relays
- 4mA to 20mA output chip with 1 Km
- RS485 signal utilizes MODBUS RTU protocol
- Two relay outputs with adjustable alarms
- Optional output for flexibility
- Various transmission options
- Automatic calibration software ensures accuracy
- Six-level target calibration for precise readings
- User-friendly operation with Chinese and English modes
- Simple operation with just four buttons
- Optional temperature and humidity sensors available
- Audible and visual alarms can be added
- Ensures accuracy and linearity across the full scale
- Supports video transmission for comprehensive monitoring
- Customizable alarm thresholds for specific needs
- Long-distance transmission capabilities for remote monitoring
- Robust design suitable for industrial environments
- Reliable performance with high-quality components
Technical Specifications
| Product Type | Online, Hydrogen Chloride |
| Sensor | Electrochemistry Gas sensor |
| Detection Pattern | Diffusion, pipeline (screw thread size: M 40 x 1.5 mm), Circulation, Pumping is available, Online detection |
| Detection Range | 0 ppm to 10 ppm, 20 ppm, 50 ppm,100 ppm, 200 ppm, 500 ppm, 1000 ppm, 2000 ppm, 3000 ppm |
| Resolution | 0.001 ppm (0 ppm to 10 ppm), 0.01 ppm (0 ppm to 100 ppm), 0.1 ppm (0 ppm to 1000 ppm), 1 ppm (0 ppm to 3000 ppm) |
| Detection Accuracy | ≤ ± 3 % FS |
| Relay Output | Two relays output, Contact rating: 24 V DC 3 A or 220 V AC 3 A |
| Explosion Proof Sign | ExdII CT6, Certification Number of Explosion-proof CNE x 10.1807 |
| Outputs | Analog: 4 mA to 20mA signal, 0 V to 5 V, 0 V to 10 V Modbus: RS485 signalPulse signal or TCP/ 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 or DN 9000, as well as most DCS or PLC systems |
| Material | Aluminum, Explosion and Corrosion proof |
| Standard Accessories | User manual Certification-Calibration cover Wireless transmitter and USB wireless receiver |
| Optional Accessories | Hose (5 mm x 8 mm), drying tube, water separator or pumping pump Infrared remote control Temperature and humidity sensor, SMS alarm, 3G module |
| Connection | ¾ ″ NPT, ½ ″ NPT |
| Relative Humidity | ≤ 90 % RH, Non-condensing |
| Operating Voltage | 24 V DC (9 V DC to 30 V DC) |
| Linearity Error | ≤ ± 1 % FS |
| Operating Pressure |
0 psi to 29 psi (0 Kpa to 200 Kpa) |
| Operating Temperature |
-22 °F to 140 °F ( -30 °C to 60 °C) |
| Size | 7.87 in × 6.69 in × 17.63 in (20 cm × 17 cm × 8 cm) |
| Gross Weight | 3.30 lbs. (1.5 Kg) |