Danfoss VLT FC 103 Programming Manual page 10

Introduction
Input polarity of control terminals
PNP (Source)
Digital input wiring
12 13 18 19 27
Illustration 1.3
NPN (Sink)
Digital input wiring
12 13 18 19 27 29
Illustration 1.4
NOTE
Control cables must be screened/armoured.
See section entitled Earthing of Screened/Armoured Control
Cables for the correct termination of control cables.
®
VLT Refrigeration Drive Programming Guide
29 32 33 20 37
32 33 20 37
®
MG16H102 - VLT is a registered Danfoss trademark
Illustration 1.5
1.1.6 Start/Stop
Terminal 18 = 5-10 Terminal 18 Digital Input [8] Start
Terminal 27 = 5-12 Terminal 27 Digital Input [0] No
operation (Default coast inverse)
Terminal 37 = Safe stop (where available)
12 13 18 19
Start/Stop
Speed
Start/Stop
[18]
Illustration 1.6
27 29 32 33 20 37
Safe Stop
9
1 1