Siemens MICROMASTER 420 - Power Terminals; Control Terminals

2 Electrical Installation Issue 04/04
MICROMASTER 420
6 Compact Operating Manual
2.2 Power Terminals
You can gain access to the mains and motor terminals by removing the front
covers.
SDP (BOP/AOP)
release and remove
Push the terminal
cover down
Fig. 2-1 Removing Front Covers
L2/N
L3
L1/L
UVW
Fig. 2-2 Power Terminals
2.3 Control terminals
Terminal Designation Function
1 - Output +10 V
2 - Output 0 V
3 ADC+ Analog input (+)
4 ADC- Analog input (-)
5 DIN1 Digital input 1
6 DIN2 Digital input 2
7 DIN3 Digital input 3
8 - Isolated output +24 V / max. 100 mA
9 - Isolated output 0 V / max. 100 mA
10 RL1-B Digital output / NO contact
11 RL1-C Digital output / Changeover contact
12 DAC+ Analog output (+)
13 DAC- Analog output (-)
14 P+ RS485 port
15 N- RS485 port