Analog / Digital - ABB EBN861 Operating Instruction

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EBN853 / EBN861 ELECTRONIC UNIT | OI/EBN853/EBN861/EX-EN REV. C

Electronic Unit EBN861 (Contrac)

Analog / Digital

Note

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The electrical connection is established via screw terminals on the control actuator and on the electronic unit.

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If you are using a separate heat supply, the heater must be protected with a 2 to 6 A medium time-lag fuse (e.g. NEOZED D01 E14).

BE = digital input

BA = digital output

Figure 11: Control via analog input 0/4 to 20 mA, HART® communication or digital inputs

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Ebn853