Danfoss MCO 351, Operating Instructions Manual, Page: 14 / 58

Digital inputs
12 +24 V OUT
13 +24 V OUT
18 Reference index bit 0
19 Reference index bit 1
27 Enable (error clear in digital control mode)
29 Reference index bit 4
32 Reference index bit 3
33 Reference index bit 2
20 COM D in
37 Safe Torque Off (STO)
Table 4.1 Digital Inputs
Relay 1:
Mechanical brake (normally open)
Relay 2:
Mechanical brake monitoring (normally closed)
Analog input:
53 ±10 V-In Manual jog positive
54 ±10 V-In Manual jog negative
55 Common for analogue inputs
Supply voltage:
12, 13 +24 V Out
20 Common for digital inputs (common with X55/4-X56/4-
X58/2)
Electrical Installation Operating Instructions
12 Danfoss A/S © 04/2014 All rights reserved. MG33R302
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