3. Electrical Installation                                                                                                                           
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Chapter 3 Electrical Installation
3.1  Typical System Connection
+24V
OP
DI
1
DI2
DI3
DI4
DI5
COM
+10V
AI2
GND
485+
485-
GND
AI1
T/A
T/B
T/C
FM
COM
DO1
CME
AO1
GND
A
B
Z
15
V
COM
PE
A1
B1
L1
L2
L3
MDBUN
-
+
BR
- +
BR
VI
Jumper J7 
Jumper J9 
I
V
Forward run
F4
-00 = 
1
 Reverse run F4-01 = 
2
Fault reset F
4-02 = 9
Reference 1
F4-03 = 11
Reference 2
F4-03 = 12
The DI5 supports a maximum 
of 100 kHz pulse input.
1 to 5 kΩ
0 to 10 V
0 to 20 mA
Modbus-RTU
(
max.: 115200 bps
)
STP cable
Ground bar
Ground bar
MD38TX1
(optional)
J13 
extension 
port
0 V
J11 RJ45 for remote/ external 
operating panel (keypad & display)
MD38
PGMD
(optional card 
for closed-loop 
operation)
J4 extension port
The drive of 18.5 to 75 kW 
has built-in braking unit
The drive of 90 to 160 kW 
requires an optional external 
dynamic brake unit (MDBUN).
Encoder output pulses
Analog output 
(voltage/current switchable)
0 to 10VDC/ 0 to 20mA
Pulse output: 0 to 100 kHz 
Open-collector output:
10 to 24VDC/ 0 to 50mA
Open-collector output:
10 to 24VDC/ 0 to 50mA
Relay output: 
250 VAC, between 10 mA and 3 A
30 VDC, between 10 mA and 1 A
FuseContactor
Breaker
( CANlink, CANopen, 
PROFIBUS-DP also 
supported)
Resolver also 
supported. For 
details, 
see F1-
28