TZHCO-01B gas sensor module

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TZHCO-01B gas sensor module

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Datasheet

Application:

Detection of gas concentration in industrial and commercial environments

Product characteristics:

High sensitivity, fast response, no preheating, the customer's host computer can add preheating, 180s is recommended
UART digital output
Quick response and recovery
Temperature compensation

1. Performance

TZHCO-01B gas sensor module is a four-in-one gas sensor module that supports 1-4 gas detections, the gas can be customized. Output UART signal. This sensor module adopts mature gas sensor and high-performance processor. Use modbus protocol to transmit sensor concentration data to the host computer through UART interface. Compatible protocol supports multi-manufacturer protocol.

2. Appearance and dimension

3.Technical Specifications

Product model	TZHCO-01B gas sensor module
Operating voltage	4.5~5.5V DC
Operating current	＜150mA (The current size depends on the sensor type)
Output signal	UART (digital)3.3V level
Electrical interface	4*2.54mm pin spacing
Resolution	1% FSD
Warm-up time	0S
Response time	T90＜30S
Accuracy	±(20ppm+5%F.S)
Temperature range	-20℃~60℃

Humidity range	0~95%RH (No condensation)
Life	＞5 years
Size	46mm46mm22mm
Weight	35g

Toxic and harmful gas sensor module ordering data sheet:

Gas type	Detection range	Low value	High value	Unit	Note
CO	0-1000ppm	30	200	ppm	Electrochemical Principle
H2S	0-1000ppm	10	15	ppm	Electrochemical Principle
O2	0-30%	19.5	23.5	% VOL	Electrochemical Principle
NH3	0-100ppm	25	50	ppm	Electrochemical Principle
SO2	0-20ppm	2	5	ppm	Electrochemical Principle
NO2	0-20ppm	3	5	ppm	Electrochemical Principle
CL2	0-20ppm	0.5	1	ppm	Electrochemical Principle
CLO2	0-1ppm	0.1	0.2	ppm	Electrochemical Principle
PH3	0-5ppm	0.3	1	ppm	Electrochemical Principle

HCL	0-10ppm	2	5	ppm	Electrochemical Principle
HCN	0-100ppm	4.7	10	ppm	Electrochemical Principle
ETO	0-20ppm	1	5	ppm	Electrochemical Principle
CH2O	0-5ppm	0.1	0.3	ppm	Electrochemical Principle
NO	0-250ppm	25	50	ppm	Electrochemical Principle
CH3SH	0-10ppm	1	5	ppm	Electrochemical Principle
CH6S	0-10ppm	1	5	ppm	Electrochemical Principle
O3	0-5ppm	0.1	0.3	ppm	Electrochemical Principle
H2	0-1000ppm	200	500	ppm	Electrochemical Principle

Combustible gas sensor module ordering data sheet:

Gas type	Detection range	Low value	High value	Unit	Note
LEL	0-100% LEL	20	50	% LEL	Catalytic combustion/infrared principle
CH4	0-100% LEL	20	50	% LEL	Catalytic combustion/infrared principle
LNG	0-100% LEL	20	50	% LEL	Catalytic combustion/infrared principle
C2H5OH	0-100% LEL	20	50	% LEL	Catalytic combustion
PPM	0-100ppm	1000	5000	ppm	Semiconductor Principle
H2	0-100% LEL	25	50	% LEL	Catalytic combustion/Electrochemical Principle
C2H2	0-100% LEL	20	50	% LEL	Catalytic combustion
OTL	0-200ppm	20	100	ppm	PID Photoion