Terminal Assignment Of The 2Ai Rtd Standard - Siemens SIMATIC ET 200S Manual

The following table shows the terminal assignment of the 2AI RTD Standard at the
terminal module.
Table 12-45 Terminal assignment of the 2AI RTD Standard
View
TM-E15S24-01 and 2AI RTD Standard
CH0
CH1
M M
0+ 1+
1 5
M M
0- -
1- -
2 6
I I
C0+ C1+
3 7
I I
C0- - C1- -
4 8
TM-E15S26-A1 and 2AI RTD Standard
CH0
CH1
M M
0+ 1+
1
5
M M
0- -
1- -
2 6
I I
C0+ C1+
3 7
I I
C0- - C1- -
4 8
A A
AUX1 AUX1
4 8
A A
AUX1 AUX1
3 7
Note
A wire break in the measuring wires of the temperature sensor is not detected with
a 3 or 4-wire terminal (terminals 1 and 2 or 5 and 6). Undefined words may be
returned.
ET 200S Distributed I/O System
EWA-4NEB 780602402-12
Terminal assignment
2-wire 3-wire
2-wire 3-wire
Analog Electronic Modules
Channel 0: Terminals 1 to 4
Channel 1: Terminals 5 to 8
M+: Measuring cable positive
4-wire
I : Constant current cable
C--
negative
M--: Measuring cable
negative
I Constant current cable
C+
positive
Channel 0: Terminals 1 to A3
Channel 1: Terminals 5 to A7
M+: Measuring cable positive
4-wire
I : Constant current cable
C--
negative
M--: Measuring cable
negative
I Constant current cable
C+
positive
Remarks
12-79