ControlMaster CM10, CM15, CM30 and CM50
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Universal process controllers and indicators,
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,
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and
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DIN
3 Communication Overview
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Fig. 3.2 ControlMasters connected to a ScreenMaster
Fig. 3.1 Webserver
3.1.2 RS 485 MODBUS
Using RS 485 MODBUS, values and status can be communicated to and from the controller in real-time via an RS 485
connection.
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IM/CM/C–EN