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Beijing Tongdy Control Technology Co., Ltd

Company Profile

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Beijing Tongdy Control Technology Co., Ltd
[China]

Address:
3-3-5F, IN-DO Mansion, Zhichun Road, Haidian District, Beijing. China, Beijing Beijing 100098 China

Phone:
86-010-58731277

Contact name:
Michael

Beijing Tongdy Control Technology Co., Ltd

Products

	CO2 Detector/Indicator

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Special design for room CO2 indicator and alarm
Suitable for classrooms, offices and other public places
Real-time detecting and display CO2 level during 0ppm to 20,000ppm CO2 range
Also detecting room temperature from 5 to 65?C
Optional real-time humidity from 5% RH to 95% RH
NDIR CO2 sensor technology of infrared self diffusion, 15 years lifetime
Self calibration algorithm makes it in using without calibration amending
Specially provide the altitude calibration
The three measured CO2 ranges for 3 LED indicator lights setup by end users
3 LEDs brightness adjustable
Optional 1 x dry contact output to control a ventilation device
Optional 1 x 0 to 10V DC output
Optional the buzzer alert for CO2 level
Optional RS485 interface to connect to a PC or another system