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C.M.C. n.v. - Airmaster S1 installation guide – V1.2 – MANY0402A.00

6.3.3 ACM type 3: 4-20mA input (standard)

4..20mA loop powered

This configuration uses the available 24Vdc source on the base unit. No additional

power source is necessary. This configuration is recommended.

4..20mA self powered

In the self-powered configuration the sensor uses an external DC power supply source.

For reference with the supply, the GND must be connected to the housing of the

Airmaster S1.

6.3.4 ACM type 4: 4-20mA earth referenced (special type)

This ACM can be used with a special 4..20mA current sensor

(with GND connected to ground).

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CMC Airmaster S1 Specifications

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