Producătorul Senzor de temperatură cu fibră optică, Sistem de monitorizare a temperaturii, Profesionist OEM / ODM Fabrică, Angrosist, Furnizor.personalizat.

Adresa de e-mail: fjinnonet@gmail.com |

Regulator de temperatură/Convertor de tip uscat Regulator de temperatură/

Dispozitiv de monitorizare a stării transformatorului de tip uscat

Interval de temperatură:-40.0℃~200.0℃

Temperatura ambiantă:-28ºC~+80ºC

Umiditate ambientală:<95% (25ºC)
Tensiune de lucru:AC220V/DC220V;(-15%~+10%)

Rata frecvenței de lucru :50Hz SAU 60Hz(±2Hz)

Precizia măsurării :±1%FS(Nivelul termostatului 0.5, clasa de senzori B)

Raportul de rezoluție :0.1ºC

Control contact capacity :5A/AC250V

Fan contact capacity :6A/AC250V(COSφ=0.4);

Installation method:Embedded system;

Standarde de producție:JB/T7631-2005 Electronic temperature controller for Transformers”Industry standards

Adoptarea standardelor de acreditare:ISO9001:2008 Certificarea internațională a sistemului de management al calității

Treceți standardul de testare:IEC61000-4:1995 Standard internațional
GB/T17626-2008 Electromagnetic compatibility test and measurement techniques”standard

  • Detalii produs
basic function Provide temperature measurement for three windings; Automatic/manual start stop cooling fan function; Digital compensation function for display values of each channel; OLED liquid crystal display; LED display light; Operating keyboard; Clock function;
Provide black box function, capable of recording temperature data, historical highest temperature, time, and status during 10 power outages;
Provide transformer cabinet door opening alarm function;
Provide 1 pair of over temperature alarm contacts (normally open);
Provide 1 pair of over temperature trip contacts (normally open);
Provide 1 pair of Regulator de temperatură fault alarm contacts (normally open);
Provide Ethernet communication function (MODBUS-TCP protocol), communication with time stamps, and can receive time synchronization;
additional function F: Provide RS485 communication function (MODBUS-RTU protocol), communication with time stamps, capable of receiving time synchronization;
Eu: Core temperature measurement function, providing 1 pair of core temperature measurement alarm contacts (normally open);
E: Provide 4-channel 4-20mA analog current output function;
L: Fan fault diagnosis function, providing 1 pair of fan fault alarm contacts (normally open);

Characteristics of dry-type transformer state monitoring device

The protection level is IP65.
Working environment temperature: -25 to+80 ℃
The contact output capacity is large.
The thermostat uses an ARM architecture CPU, which has strong data processing capabilities and system stability.
OLED LCD screen, digital and Chinese display, button operation, LED signal indication 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 communication function, communication protocol is the internationally open standard protocol Modbus TCP.

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