General Purpose I/O Module Mcb - Danfoss VLT FC 102 Series Design Manual

Selection

3.1.2 General Purpose I/O Module MCB 101

MCB 101 is used for extension of the number of digital
and analog inputs and outputs of the adjustable frequency
drive.
MCB 101 must be fitted into slot B in the adjustable
frequency drive. Contents:
•
MCB 101 option module
•
Extended LCP frame
•
Terminal cover
MCB 101
General Purpose I/O
SW. ver. XX.XX
X30/ 1 2 3 4 5 6
Figure 3.3
Galvanic isolation in the MCB 101
Digital/analog inputs are galvanically isolated from other
inputs/outputs on the MCB 101 and in the control card of
the adjustable frequency drive. Digital/analog outputs in
the MCB 101 are galvanically isolated from other inputs/
outputs on the MCB 101, but not from these on the
control card of the adjustable frequency drive.
MG11BC22
Design Guide
FC Series
B slot
Code No. 130BXXXX
7 8 9 10 11 12
Danfoss A/S © Rev. 06/2014 All rights reserved.
If the digital inputs 7, 8 or 9 are to be switched by use of
the internal 24 V power supply (terminal 9) the connection
between terminal 1 and 5 which is shown in Figure 3.4 has
to be established.
Control card (FC 100/200/300)
0V
General Purpose
I/O option MCB 101
0V
DIG &
DIG IN
ANALOG
RIN=
OUT
5kohm
X30/ 1 2 3 4 5 6
PLC
(PNP)
0V 24V DC
PLC
(NPN)
24V DC 0V
Figure 3.4 Principle Diagram
CPU
24V
CPU
24V
ANALOG
IN
RIN=
10kohm
7 8 9 10 11 12
0-10
VDC
0-10
VDC
59
3 3