NW245 Telecom Shelter Ivs Temperature and Humidity Environment Remote Monitoring System Free Cooling System Controller
Product Description
The NW245 controller is a wall-mounted intelligent device designed for automatic speed regulation of fans and optional air conditioners, based on indoor and outdoor temperature parameters. It features multi-mode control, real-time monitoring, and comprehensive alarm functions, suitable for environments requiring precise temperature management and safety protection.
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Product Parameters

Controller has following main functions:
- Auto control the variable fan based on indoor and outdoor temp..
- Auto control the work of 2 air conditioners based on indoor and outdoor temp(optional).
- LCD will display: indoor temp(Ti), outdoor temp(To), delta(Td) and operation mode (fan only/fan+AC) & operational (Fan/AC, on/off/rest) status, real time.
- 8 separate alarm signals (N.O x 8) output and 1 general alarm signal.
- Communication via RS485.
- Data logging via RS485.
- Smog sensor
- Battery low voltage alarm

Technical Parameter: |
Rated voltage |
DC 48V |
Temp detect range |
-40 ~ 70ºC, accuracy ±1ºC |
Control signal for variable fan |
DC 0-10V (PWM) |
Output signal for A/C (optional)
|
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