4-20mA current type ammonia tester

4-20mA current type ammonia tester

Type:KD2130M-NH3

RS485 interface carbon monoxide tester

RS485 interface carbon monoxide tester

Type:KD2130M-CO

RS485 interface dust tester

RS485 interface dust tester

Type:KD2130M-PM25

4-20mA current type carbon dioxide tester

4-20mA current type carbon dioxide tester

Type:KD2130M-CO2

4-20mA current type carbon dioxide tester

4-20mA current type carbon dioxide tester

Type:KD2130M-CO2

4-20mA current type oxygen tester

4-20mA current type oxygen tester

Type:KD2130M-O2

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