If the Siemens BT300 HVAC Drive is the last device on the bus, the bus termination may be required. See the
figure below for enabling to bus termination:
Common Settings (M5.8.1)
Common settings are presented in the following table:
Siemens Industry, Inc.
Building Technologies
Figure 34: Connecting the RS-485 Cable.
Figure 35: Bus Termination.
Siemens BT300 HVAC Drive
Chapter 4 - Parameters and Menu Structure
I/O and Hardware (M5)
117 | 180
DPD01809
2016-06-07