Power Terminals; Control Terminals - Siemens MICROMASTER 420 Operating Manual

2 Electrical Installation
2.2

Power Terminals

You can gain access to the mains and motor terminals by removing the front
covers.
Fig. 2-1
L3
L2/N
L1/L
Fig. 2-2
2.3

Control terminals

Terminal Designation
1 -
2 -
3 ADC+
4 ADC-
5 DIN1
6 DIN2
7 DIN3
8 -
9 -
10 RL1-B
11 RL1-C
12 DAC+
13 DAC-
14 P+
15 N-
6
SDP (BOP/AOP)
release and remove
Removing Front Covers
U V W
Power Terminals
Function
Output +10 V
Output 0 V
Analog input (+)
Analog input (-)
Digital input 1
Digital input 2
Digital input 3
Isolated output +24 V / max. 100 mA
Isolated output 0 V / max. 100 mA
Digital output / NO contact
Digital output / Changeover contact
Analog output (+)
Analog output (-)
RS485 port
RS485 port
Push the terminal
cover down
Compact Operating Manual
Issue 04/04
MICROMASTER 420