Control Terminals - Siemens MICROMASTER 440 Operating Instructions Manual

Issue 10/06
2.3

Control terminals

Terminal Designation
1 –
2 –
3 ADC1+
4 ADC1–
5 DIN1
6 DIN2
7 DIN3
8 DIN4
9 –
10 ADC2+
11 ADC2–
12 DAC1+
13 DAC1–
14 PTCA
15 PTCB
16 DIN5
17 DIN6
18 DOUT1/NC
19 DOUT1/NO
20 DOUT1/COM
21 DOUT2/NO
22 DOUT2/COM
23 DOUT3/NC
24 DOUT3/NO
25 DOUT3/COM
26 DAC2+
27 DAC2–
28 –
29 P+
30 N–
Fig. 2-9 Control terminals of MICROMASTER 440
MICROMASTER 440
Operating Instructions (Compact)
Function
Output +10 V
Output 0 V
Analog input 1 (+)
Analog input 1 (–)
Digital input 1
Digital input 2
Digital input 3
Digital input 4
Isolated output +24 V / max. 100 mA
Analog input 2 (+)
Analog input 2 (–)
Analog output 1 (+)
Analog output 1 (–)
Connection for PTC / KTY84
Connection for PTC / KTY84
Digital input 5
Digital input 6
Digital output 1 / NC contact
Digital output 1 / NO contact
Digital output 1 / Changeover contact
Digital output 2 / NO contact
Digital output 2 / Changeover contact
Digital output 3 / NC contact
Digital output 3 / NO contact
Digital output 3 / Changeover contact
Analog output 2 (+)
Analog output 2 (–)
Isolated output 0 V / max. 100 mA
RS485 port
RS485 port
2 Electrical Installation
21