65
Electrical connections
7.9 User interface
L
NOTE
Use a shielded wire and connect to earth. This appliance supports the MODBUS RTU communication pro-
tocol. Refer to the attached documentation for more information.
The user interface can also be used as a room thermostat.
For configuration see Chapter 8. Start-up - initial settings and functions.
Fig. 53
Component Type
Cable 5-wire shielded
Cable cross-section (mm2) 0.75 ~ 1.25
Maximum cable length (m) 50
Input voltage (A/B) 13.5 VAC
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