CMC NV – Airmaster Q1 Installation Guide – V1.0 – MANY1032A.EN
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In X15 or X16 it is possible that one optional analog input is available.
Such input can be recognized by having 3 connection pins in its connector. If a connector with 2 connection pins is installed, it
is a RS485 connector (see further).
Note: on these 3 pin connectors a GND connection is provided.
In case an optional analog input is present, it behaves as Analog input 3. Hence all remarks related to Analog input 3 apply to
this input.
Connector reference: X15 or X16
Section 4.6 Analog output
The analog output provides a current ranging between 0 and 20 mA. The current leaves the controller through ANA-OUT to go
to the external device and shall return via AGND. For proper functionality the impedance of the external device shall be 500 Ω
resistive maximum.