NH3 Sensor MQ137 Transmitter NH3 Chicken House Public Toilet Pig Farm Detection 4-20mA Output RS485
Характеристики
DIY Supplies: | Electrical |
Measurement Accuracy: | +/- (10ppm + 5% FS) |
Measuring Range: | 0-500ppm |
Output Mode: | RS485/4-20mA/0-3V |
Supply Voltage: | 12-24V |
Transmission Distance: | >1200m |
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