Product Description：
The series of 485 main line gas detection alarm system adopts MOdBUS RTUprotocol for data collection and transmission. The intelligent transmitter node acquisition collects and detects the gas concentration in real-time on the spot, then send signal to a controller like PLC, DCS etc.The fixed ammonia is with imported repplaceable sensors, can detect H2S,CO2,NH3,NO2 and many gases,It is with relay so that to connected with fan or valve device.
Product features & Specifications:
● Water and dust proof, IP65 protection class.
● Two-stage alarm with sound and light, alarm point is settable.
● With LED display,with audible &visual alarm light need extra $20/pc.
● Can output one or two on-off signals, can drive ventilator or solenoid valve devices.
● Proof design, fast, reliable, stable; proof grade Ex dII CT6,With CE, ATEX certificate.
● With RS485 RTU protocol communication, being compatible with all kinds of controlled alarms, PLC, DCS and other control system
| Detect Gas: | NH3/NO2/etc |
| Response time: | ≤30s |
| Display | LED display |
| Working voltage: | DC24V |
| Output signal: | RS485 with MODBUS Protocol |
| Transmission cables: | Four wire |
| Features: | with relay output signal |
| Temperature range: | - 20 ℃ ~ 50 ℃ |
| Humidity: | 15%-90%(RH) |
| Certificate: | CE,ATEX |
| Explosion-proof marks: | Exd II CT6 |
| Transmission distance: | <1000 m |
| Certificate: | IP65 waterproof and dust proof |
Contact:
wechat/whatsapp:8615702973573
