Danfoss VLT AutomationDrive FC 360 Design Manual page 92

Design Guide | VLT® AutomationDrive FC 360
Table 29: Cable Specifications
Cable
Impedance [Ω]
Cable length [m (ft)]
Network Connection
9.1.2
Connect the drive to the RS485 network as follows (see also
1.
Connect signal wires to terminal 68 (P+) and terminal 69 (N-) on the main control board of the drive.
2.
Connect the cable shield to the cable clamps.
To reduce noise between conductors, use shielded, twisted-pair cables.
61 68 69
Figure 50: Network Connection
Hardware Setup
9.1.3
To terminate the RS485 bus, use the terminator switch on the main control board of the drive.
The factory setting for the switch is OFF.
Parameter Settings for Modbus Communication
9.1.4
Table 30: Modbus Communication Parameter Settings
Parameter
Parameter 8-30 Protocol
Parameter 8-31 Address
Parameter 8-32 Baud Rate
90
| Danfoss A/S © 2024.01
Shielded twisted pair (STP)
120
Maximum 1200 (3937) (including drop lines).
Maximum 500 (1640) station-to-station.
Figure 50):
NOTICE
Function
Select the application protocol to run for the RS485 interface.
Set the node address.
The address range depends on the protocol selected in
parameter 8-30 Protocol.
Set the baud rate.
The default baud rate depends on the protocol selected in
parameter 8-30 Protocol.
NOTICE
NOTICE
AJ435824192086en-000101 / 130R1295