Product Description:
A fixed ammonia monitor is usually used in refrigerated storage and cool room,with an alarm lamp, it can make alarm immediately when there is nh3 leakage or nh3 concentration is too high to make harm to people.

The fixed ammonia gas detector is with RS485 four-wire connection and standard agreement MOdBUS protocol for data collection and transmission. It is used to monitor ammonia concentration in air and can provides an controlling external device (exhaust fan, solenoid valve, etc.)
Product Features:
● With relay output, can connected to a fan or solenoid valve, when there is gas leakage, the alarm lamp will flashing and active the fan or external device.
● Product is suitable for the ambient temperature -20℃~50℃, 15-95%RH humidity, which is suitable for cool room uasge ammonia detector
● Imported gas sensor,service life is 1-2 years, we offer 1 year free warranty
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Basic parameters:
| Size: | 144 mm * 190 mm * 74 mm |
| Weight: | about 1130 g |
| Sensor types: | electrochemistry method |
| Measure range: | 0-200ppm |
| Signal output | RS485 |
| Response time: | ≤30s |
| Working pattern: | continuous work |
| Working voltage: | DC24V |
| Output way: | Four wire |
| Communication protocol | Modbus RTU protoco( Optional) |
| Optional function: | with the alarm lamp need extra $20/pc |
| Temperature range: | - 20 ℃ ~ 50 ℃ |
| Humidity: | 15% ~ 90% RH (No condensation) |
| Certificate: | CE,ATEX |
| Explosion-proof number: | CE101084 |
| Explosion-proof marks: | Exd II CT6 |
| Transmission distance: | <1000 m |
Certifications
Our gas detector has industrial production standards and international export standards,We focus on the production of products that meet the standards to provide the greatest guarantee for industrial safety.

Company Profile
Xi'an Huafan Technology Co., Ltd founded in 2003, specialized in toxic and hazardous gas detection and smart life filed, including research and develop products and operation service. It's a high-tech enterprise from R & D to technology services and whole industry chain.

Contact:
Lucy Ma
Email : lucy@huafankj.com
We chat/whatsapp: 15702973573
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