Control Terminals - Danfoss VLT FC 102 Series Design Manual

Electrical Installation
Figure 6.47 Top Connection for Serial Communication Bus
NEMA 1 Units
Installation of 24 V external DC Supply
Torque: 0.5–0.6 Nm (5 in-lbs)
Screw size: M3
No. Function
35 (-), 36 (+) 24 V external DC supply
Table 6.37 24 V External DC Supply
24 V DC external supply can be used as low-voltage supply
to the control card and any option cards installed. This
enables full operation of the LCP (including parameter
setting) without connection to line power.
NOTICE!
A warning of low voltage is given when 24 V DC has
been connected; however, there is no tripping.
WARNING
Use a 24 V DC supply of type PELV to ensure correct
galvanic isolation (type PELV) on the control terminals of
the adjustable frequency drive.
MG11BC22
Design Guide

6.5.3 Control Terminals

Item
1
2
3
4
Table 6.38 Legend Table to Figure 6.48, for FC 102
Item
1
2
3
4
Table 6.39 Legend Table to Figure 6.48, for FC 102
2
Figure 6.48 Control Terminals (all Enclosure Types)
Danfoss A/S © Rev. 06/2014 All rights reserved.
Description
8-pole plug digital I/O
3-pole plug RS-485 Bus
6-pole analog I/O
USB Connection
Description
10-pole plug digital I/O
3-pole plug RS-485 Bus
6-pole analog I/O
SB Connection
6
3
4
1
121
6