Honeywell SmartDrive HVAC Installation Manual page 56

Variable frequency drive for heating, ventilation and air conditioning applications
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C
ONTROL UNIT
Unless already done for the other control cables,
cut free the opening on the drive cover for the
RS485 cable (protection class IP21).
5
Remount the drive cover and run the RS485
cables as shown in picture.
NOTE: When planning the cable runs, remem-
ber to keep the distance between the fieldbus
cable and the motor cable at a minimum of 30
cm.
6
The bus termination must be set for the first and the last device of the fieldbus
line. See picture below. See also step 4 on page 53. We recommend that the first
device on the bus and, thus, terminated was the Master device.
7
Termination
activated
BACnet MS/TP
= Bus termination
Termination
deactivated
Honeywell
• 54
Fieldbus
cables
Termination
activated with
DIP switch
5

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