TWERD Power Electronics MFC1000ACR, User Manual

Page: 15 / 18

Chapter: H.3. Installation
Digital inputs can work in two variants: common ground or 24V. The choice of the variant is made
by shortening the clamps on the terminal block:
◦ variant 1 - common mass: COM - GND terminals
◦ variant 2 - 24V: COM terminals - + 24V
DI1 DI2 DI3 DI4 DI5 DI6 DI7 DI8 DI9 DI10 COM +24V GND
S1 S2 S3 S4 S5 S6 S7 S8 S9 S10
DI1 DI2 DI3 DI4 DI5 DI6 DI7 DI8 DI9 DI10 COM +24V GND
S1 S2 S3 S4 S5 S6 S7 S8 S9 S10
Variant 1
Variant 2
Fig. 3.3: Two variants of using digital inputs: variant 1 and 2.
he internal connections of the board are marked by a dashed line.
S1 ÷ S10: exemplary connectors to switch on/off the digital inputs.
H.3.6. Expansion cards
Expansion cards enable extending the drive with additional inputs / outputs. There are 5 slots available: 0 ÷ 4.
In each of them, one expansion card can be installed. Expansion boards are available:
- 6 digital inputs,
- 6 digital outputs,
- 3 relay outputs,
- 2 analog outputs,
- CAN,
- ProfiBus.
Examples of the use of extension cards are shown in Fig. 3.4.
RELAY
OUTPUTS
K43 K42 K41
1 2 3 4 5 6
ANALOG
OUTPUTS
2
4V
G
N
D
G
N
D
G
N
D
1 2 3 4 5 6 7
WEJŚCIA
CYFROWE
1 2 3 4 5 6 1 2 3 4 5 6 7
D
I2
1
D
I2
2
D
I2
3
D
I2
4
D
I2
5
D
I2
6
G
N
D
DIGITAL
INPUTS
1 2 3 4 5 6 7
D
I1
1
D
I1
2
D
I1
3
D
I1
4
D
I1
5
D
I1
6
G
N
D
DIGITAL
INPUTS
SLOT 0 SLOT 1 SLOT 2 SLOT 3 SLOT 4
DIGITAL
OUTPUTS
D
O
31
D
O
3
2
D
O
33
D
O
3
4
D
O
35
D
O
36
G
N
D
A
O
51
A
O
52
Fig. 3.4: Examples of the use of extension cards
Note: communication cards should be placed in slot 0.
MFC1000AcR, TWERD Power Electronics 15