Electric Power Transformer temperature Monitoring Device Manufacturing factory

Grundlæggende funktion

Provide temperature measurement for three windings; Automatisk / manuel start stop køling ventilatorfunktion; Digital kompensationsfunktion for visningsværdier for hver kanal; OLED liquid crystal display; LED-skærm lys; Operating keyboard; Clock function;
Provide black box function, capable of recording temperature data, historical highest temperature, time, and status during 10 Strømudfald;
Provide transformer cabinet door opening alarm function;
Give 1 Par alarmkontakter over temperatur (normalt åben);
Give 1 pair of over temperature trip contacts (normalt åben);
Give 1 pair of temperatur regulator fault alarm contacts (normalt åben);
Provide Ethernet communication function (MODBUS-TCP protocol), communication with time stamps, and can receive time synchronization;

additional function

F: Giv RS485 kommunikationsfunktion (MODBUS-RTU protocol), communication with time stamps, Kan modtage tidssynkronisering;
I: Core temperature measurement function, providing 1 pair of core temperature measurement alarm contacts (normalt åben);
E: Provide 4-channel 4-20mA analog current output function;
L: Fan fault diagnosis function, providing 1 pair of fan fault alarm contacts (normalt åben);

Characteristics of dry-type transformer state monitoring device

The protection level is IP65.
Arbejdsmiljø temperatur: -25 to+80 ℃
Kontaktudgangskapaciteten er stor.
The thermostat uses an ARM architecture CPU, which has strong data processing capabilities and system stability.
OLED LCD screen, digital og kinesisk skærm, knap betjening, LED-signalindikation display.
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-kommunikationsfunktion, communication protocol is the internationally open standard protocol Modbus TCP.