OFFICIAL PRODUCT DOCUMENTATION / ENGLISH

GMV-2021B Product Manual

View the current English PDF manual for GMV-2021B, review available product information, and contact Winsen for engineering and sensor selection assistance.

Model: GMV-2021BCurrent PDFFree AccessH2
01 / LIVE DOCUMENT

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https://manual.winsenelec.com/manuals/gmv-2021b.pdf
03 / PRODUCT INFORMATION

About GMV-2021B

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04 / STRUCTURED PRODUCT DATA

Key technical specifications

Working Current / PowerHeater ≤50mW
Detection / Measurement Range0.1–1000ppm H2
SensitivityR0(air)/Rs(200ppm H2) ≥5
Working / Supply VoltageVc ≤24VDC; heater 2.5±0.1VAC/DC
Detection PrincipleMEMS
Other Key SpecificationsMEMS-MOS ceramic; heater R 80±5Ω; sensor R 1–30kΩ @200ppm H2; slope ≤0.6 R500/R200
Product FormSensor

See the current PDF above for complete specifications, options and handling instructions.

PRODUCT CLASSIFICATION
Product category
H2 Sensor
Detection target
H2
Sensing principle
MEMS
Applications
Automotive, Energy Storage & New Energy
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