Danfoss VACON 1000 Operating Manual page 40

VACON® 1000 Fieldbus Options
Operating Guide
4.3.3 Power Supply Terminal
1
2
3
Illustration 9: Power Supply Terminal Pinout
Table 20: Power Supply Terminal Specification
Pin Function
1 Ground
2 Not connected
3 +24 V DC (range 9–30 V)
4.3.4 RS485/RS422 Terminal
The PROFIBUS DP module has a standard RS485 interface.
Table 21: RS485 Characteristics
Item Specification
Network topology Linear bus with active bus termination resistors at both sides
Baud rate 1.2–115.2 kbps
Media Shielded twisted-pair cable
Site number 32 stations per subsection (without repeater), and up to 127 stations (with repeater)
Plug connection 5-pin pluggable terminal
Installation:
• Connect all equipment with RS485 bus.
• There is a bus terminal resistor at each end of the bus (120 Ω, 1/2 W) to ensure reliable operation of the network.
1
2
3
4
5
Illustration 10: RS485/RS422 Terminal Pinout
Table 22: RS485/RS422 Terminal Specification
Pin Function
1 R-, RS422 Receive Negative
2 R+, RS422 Receive Positive
40 | Danfoss A/S © 2023.09
PROFIBUS DP
AQ454734633756en-000101 / 172K1112