Siemens SIMATIC ET 200S Manual page 477

Table 12-43 Terminal assignment of the 2AI I 2/4WIRE High Feature, continued
View
TM-E15S24-01 and 2AI I 2/4WIRE High Feature
CH0
M
0+
1 5
M
0--
2 6
+24 V DC
3 7
--24 V DC
4 8
TM-E15S26-01 and 2AI I 2/4WIRE High Feature
CH0
M
0+
1 5
M
0--
2 6
+24 V DC
3 7
--24 V DC
4 8
A A
AUX1
4 8
A A
AUX1
3 7
ET 200S Distributed I/O System
EWA-4NEB 780602402-12
Terminal assignment
(Alternative terminal assignment for 2WIRE)
2-wire
CH1
2-wire measuring transducer
M
1+
M
1--
+24 V DC
--24 V DC
4-wire
CH1
4-wire measuring transducer
M
1+
mA
mA
M
1--
+24 V DC
--24 V DC
AUX1
AUX1
Channel 0: Terminals 1 to 4
Channel 1: Terminals 5 to 8
M+ : input signal "--"
M-- : connect to -- 24 VDC
+ 24 VDC: Input signal "+"
The 2-wire transducers are
mA
powered over the
measurement leads.
A mixture of 2-wire and 4-wire
transducers is allowable.
An external power supply for
one of the transducers must be
used to ensure isolation
between the channels.
Channel 0: Terminals 1 to A3
Channel 1: Terminals 5 to A7
M+ : input signal "+"
M--: Input signal "--"
+ 24 VDC: Power supply for
4-wire measuring transducer
-- 24 VDC: Return circuit for
transducer power supply
4-wire transducers can be
powered through the module.
An external power supply for
one of the transducers must be
used to ensure isolation
between the channels.
Analog Electronic Modules
Remarks
12-71