Electric Power Transformer temperature Monitoring Device Manufacturing factory

Función básica

Provide temperature measurement for three windings; Función de ventilador de enfriamiento de arranque y parada automática/manual; Función de compensación digital para los valores de visualización de cada canal; OLED liquid crystal display; Luz de pantalla LED; Operating keyboard; Clock function;
Proporcionar función de caja negra, capable of recording temperature data, historical highest temperature, time, and status during 10 Cortes de energía;
Provide transformer cabinet door opening alarm function;
Proporcionar 1 Par de contactos de alarma de sobretemperatura (Normalmente abierto);
Proporcionar 1 pair of over temperature trip contacts (Normalmente abierto);
Proporcionar 1 Par de contactos de alarma de falla del controlador de temperatura (Normalmente abierto);
Provide Ethernet communication function (MODBUS-TCP protocol), communication with time stamps, and can receive time synchronization;

additional function

F: Proporciona la función de comunicación RS485 (MODBUS-RTU protocol), communication with time stamps, Capaz de recibir sincronización horaria;
Yo: Core temperature measurement function, providing 1 pair of core temperature measurement alarm contacts (Normalmente abierto);
E: Provide 4-channel 4-20mA analog current output function;
L: Fan fault diagnosis function, providing 1 pair of fan fault alarm contacts (Normalmente abierto);

Characteristics of dry-type transformer state monitoring device

The protection level is IP65.
Temperatura ambiente de trabajo: -25 to+80 ℃
La capacidad de salida de contacto es grande.
The thermostat uses an ARM architecture CPU, which has strong data processing capabilities and system stability.
OLED LCD screen, pantalla digital y china, Operación de botón, Pantalla de indicación de señal LED.
The circuit board design concept of the thermostat is modular design, with strong and weak electricity separated to avoid spatial crosstalk.
The thermostat contains a clock chip and historical data storage with time stamps.
RS485 communication function, the communication protocol is the internationally open standard protocol Modbus RTU.
Ethernet communication function, communication protocol is the internationally open standard protocol Modbus TCP.