Home > Products > OEM Modules > H-250 Series
H-250 SeriesCO₂ High Concentration Sensor Module
H-250-12V_new
H-250 is one of smallest CO2 sensor modules in the world which measures high concentration CO2 ranges (0~25%). Its Persistent Stability and Temperature Effect Resistance besides easy management are much favored by customers in CA Storage, Greenhouse, scientific projects, etc.
H-250-3V DATASHEET H-250-5V DATASHEET H-250-12V DATASHEET
H-250-3V H-250-5V H-250-12V
Sensing Method NDIR (Non-dispersive Infrared) / Single type
Dimensions 32.5mmx38mmx19.1mm (10g) 50mmx69mmx20mm (20g)
CO₂ Measurement range 0 ~ 25% (5%/10%/15%/20% models are available)
Accuracy ±300ppm ±3% of reading
Operating Temperature range -10℃ ~ 60℃
Storage Temperature -30℃ to 70℃
Operating Humidity range 0 to 95% RH (Non-condensing)
Input Power 3.3V (3.2V ~ 3.6V) 5V ± 5% 12V ± 5% (3pin Connector)
Power consumption Normal : 10㎃ / Max. 228㎃ Normal : 23㎃ / Max. 382㎃ Normal : 27㎃ / Max. 374㎃
Response Time (90%) 2 minutes
Sampling Interval 3 Sec
Output UART- 38,400BPS, 8bit, No parity, 1 stop bit TTL Level
I2C => Slave
PWM(Option)
Analog Voltage (Option) => VDC 0.5 to 3.0V (linear output) Analog Voltage (Option) => VDC 0.5 to 4.5V (linear output)
Products Option List
H-250G
(3V/5V/12V)
Resistance up to 99% Humidity

Non dispersive Infrared sensor