
34 Control macros
Modbus RTU macro
Modbus macro is suitable for a Modbus-controlled drive.
You can activate the macro from the
Control macros
view, or by setting parameter
to value
Modbus RTU
.
Default control connections for the Modbus macro
Terminal sizes: 0.5 mm² … 1 mm²
Terminals
Descriptions
Digital I/O connections
21 24 V
Aux. +24 V DC, max 200 mA
22 DGND
Aux. voltage output common
8
DI1
Start/Stop (Hand)
9
DI2
Forward/Reverse (Hand)
10 DI3
Hand(1)/Modbus (0)
11 DI4
Fault reset
12 DCOM
Digital input common
18 DO
Running
19 DO COM
Digital output common
20 DO SRC
Digital output auxiliary voltage
Analog I/O
14 AI1/DI5
Constant speed selection 1
1)
13 AGND
Analog input circuit common
15 AI2
Speed reference (Hand, 0...10 V)
1)
16 AGND
Analog output circuit common
17 AO
Output frequency (0...20 mA)
1)
23 10V
Ref. v10 V DC
24 SCREEN
Signal cable shield (screen)
Safe torque off (STO)
1
S+
Safe torque off function. Connected
at the factory. Drive starts only when
both circuits are closed.
2
SGND
3
S1
4
S2
Relay output
5
NC
No fault [Fault (-1)]
6
COM
7
NO
EIA-485 Modbus RTU
25 B+
Embedded Modbus RTU (EIA-485)
26 A-
27 AGND
28 SHIELD
Termination
NRKP
0D[RKP
2)
ACS180 FW.book Page 34 Tuesday, March 9, 2021 2:25 PM