Signal Names - Siemens SIMATIC Distributed I/O ET 200eco PN Operating Instructions Manual

Signal names

A.1 Signal names
Signal names of the I/O devices
Signal name
Signal name
Signal name
226
Meaning
xL+ Input external auxiliary voltage DC (x: load group)
xM Ground external auxiliary voltage DC (x: load group)
DI Digital input (x: load group)
xUs
DQ Digital output (x: load group)
xUs
DIQ Digital input/digital output (x: load group)
xUs
U Sensor supply voltage, channel n
Sn
1U 24 V sensor supply 1U
S
Meaning
xL+ Input external auxiliary voltage (x: load group)
xM Ground external auxiliary voltage (x: load group)
M + Measuring input channel n (voltage, current, RTD, TC, etc.)
n
M - Measuring input channel n (voltage, current, RTD, TC, etc.)
n
I + Power output power supply RTD channel n
Cn
I - Power output power supply RTD channel n
Cn
U + Infeed voltage for 2DMU
Vn
U Sensor supply voltage, channel n
Sn
1U 24 V sensor supply 1U
S
Meaning
xL+ Input external auxiliary voltage (x: load group)
xM Ground external auxiliary voltage (x: load group)
Q + Output channel n (current or voltage)
n
Q - Output channel n (current or voltage)
n
U Actuator supply voltage, channel n
An
(derived from 1L+ non-switched)
S
(derived from 1L+ non-switched)
S
Operating Instructions, 06/2022, A5E01250250-AN
A
ET 200eco PN