Danfoss VLT Refrigeration Drive FC 103 Programming Manual page 13

Introduction
Input polarity of control terminals
PNP (Source)
Digital input wiring
12 13 18 19 27
Illustration 1.3 PNP (Source)
NPN (Sink)
Digital input wiring
12 13 18 19 27 29
Illustration 1.4 NPN (Sink)
NOTICE
Use shielded/armored control cables.
MG16H202
Programming Guide
29 32 33 20 37
32 33 20 37
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Illustration 1.5 Grounding of Shielded/Armored Control Cables
1.3.1 Start/Stop
Terminal 18 = parameter 5-10 Terminal 18 Digital Input [8]
Start.
Terminal 27 = parameter 5-12 Terminal 27 Digital Input [0]
No operation (Default [2] Coast inverse).
Terminal 37 = Safe Torque Off (where available).
12 13 18 19
Start/Stop
Speed
Start/Stop
[18]
Illustration 1.6 Start/Stop
27 29 32 33 20 37
Safe Stop
11
1 1