Rail transit fiber optic temperature controller

NegotiableUpdate on 10/12

Model

Nature of the Manufacturer: Producers

Product Category

Place of Origin

Online Consult

Overview

Characteristic description: This product uses the most advanced low current semiconductor gas sensing components, which work stably, have a long service life, are easy to install, and emit sound and light alarm signals.

Product Details

Technical parameters of optical fiber temperature controller for rail transit

The following parameters are displayed as standard parameters and can be customized according to specific customer needs, making it easier to respond promptly to inquiries by phone:

ambient temperature	-20℃~+55℃
ambient humidity	<95% （25℃）
Working Voltage	AC220V（+10%，-15%）
operating frequency	50Hz or 60Hz (± 2Hz) (AC)
measurement range	-40 ℃~200.0 ℃ (customizable)
measurement accuracy	±1℃ （可定制更高精度）
resolution	0.1℃
Control error	≤±0.5℃
Control output capacity	5A/AC250V
Number of temperature measurement channels	4 channels (expandable)
sensor type	Quartz fiber optic, standard 5-meter
Temperature compensation range	-19.9℃~+19.9℃

Note: This sensor is wirelessly calibrated and does not require manual calibration by the user. The system adopts adaptive measurement and does not require LD value calibration.

SR-TQ404 Fiber Optic Temperature Measurement Product Function Selection

Working power supply (customizable)	Temperature measuring element	Number of temperature measurement channels	Installation method
1、DC110V 2、DC220V 3、AC220V	1. Platinum thermistor PT100 2. Fluorescent optical fiber	1-16 channels, multi-channel temperature measurement	1. Embedded installation 2. Wall mounted installation
Basic functions (regular D-type)		定制功能（特殊需求可定制）
1. Three way winding temperature measurement; Automatic/manual start stop cooling fan; Compensation function for temperature display values in each channel 2. Provide black box function, which can record the temperature data of the last power outage and the highest historical temperature; 3. LCD liquid crystal display, LED display lights, operation keyboard; 4. Provide clock display function on the main interface; 5. Provide transformer door cabinet point opening alarm function; 6. Provide 1 set of over temperature alarm contacts (1 normally open, 1 normally closed); 7. Provide 3 sets of over temperature trip contacts (3 normally open, 3 normally closed); 8. Provide one set of remote transmission contacts for the fan (1 normally open, 1 normally closed); 9. Provide 1 set of temperature controller power-off alarm contacts (1 normally open, 1 normally closed); 10. Provide 1 set of temperature controller fault alarm contacts (1 normally open, 1 normally closed);		1. Provide 1 way of iron core temperature measurement and 2 ways of iron core over temperature alarm contacts (1 normally open, 1 normally closed) (I function); 2. Provide RS485 communication function, communication with time stamps, capable of receiving time synchronization, MODBUS-RTU protocol (F function); 3. Fan fault diagnosis function, and provide fan fault alarm contact (L function); 4. Provide 4 independent 4-20mA analog current output functions (E function); 5. Provide temperature measurement and control for the computer room environment; 6. Alarm function for winding temperature rise rate and iron core temperature rise rate; 7. The communication protocol can adopt methods such as Profibus, IEC60870-5-103, Ethernet communication, etc;

Note: This product is a specially customized fiber optic temperature measurement product for rail transit. Consultation hotline: