Brand：
$207.00
SE
GUOYUGRA GY/VGD-200-O2-G (0-30% Vol) Oxygen Detector
O20-5% Vol (optional 25% Vol, 30% Vol)diffusion
Sensors life 2 years, SGX, using high-precision intelligent Sensors and low-power MCU chip design, support 4-20mA, RS485, a variety of wireless signal output, equipped with high definition LCD display.
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