Digital ammonia alarm controller

Digital ammonia alarm controller

Digital ammonia alarm controllerTechnical Indicators:

Measurement range: 0-100% LEL

Basic error: ± 5% FS

Display mode: large screen LCD, LED

Alarm method: Sound and light alarm

Alarm volume:>65dB

Alarm response time: ≤ 30s

Alarm action value: Low limit alarm 20% LEL (adjustable), High limit alarm 50% LEL (adjustable)

Equipment failure response time: ≤ 100s

The external dimensions of the chassis are: 440mm × 330mm × 98mm

Power supply: AC220V ± 15%

Working environment: Temperature: -10 ℃ -50 ℃; Humidity: ≤ 93% R; Atmospheric pressure: 86kPa -106kPa

Insulation resistance: ≥ 100M Ω under normal environment; ≥ 1M Ω under 93% RH humidity

Working mode: continuous

Power consumption: 10W

Alarm output: 1A/4 sets of contact outputs

Matching detector: SNT100/200 type

Digital ammonia alarm controllerFunction:

1. Large screen LCD display, user-friendly interface.

2. Full Chinese menu, easy to operate.

3. Intuitively and accurately display the gas concentration at the industrial site and the types of faults in each unit module.

4. It has two sound and light indication functions: equipment failure and concentration alarm

5. The combustible gas alarm has self checking and self diagnostic functions.

6. It has functions of fault, alarm memory, and reference.

7. It has functions such as automatic node search, software zeroing, software calibration, and alarm point setting.

8. The combustible gas alarm is equipped with a password to prevent accidental operation.

9. You can set, modify, and view various parameters of the system at any time.

10. The combustible gas alarm has the functions of main and backup power conversion and undervoltage protection.

11. It has alarm contact output control function, and the linkage output logic can be set by software.

12. It has calendar display and setting functions.

13. The combustible gas alarm adopts RS-485 communication protocol, which ensures reliable data transmission.

14. The combustible gas alarm has powerful functions and stable performance.

It can intuitively and accurately display the ammonia concentration and fault type on site, with various display contents such as LCD numbers, light columns, and icons. The interface is clear and friendly, and the operation is easy