Temperature Measurement; Fig. 14 Pinout Safe Output - Beckhoff EP1957-0022 Operating Instructions Manual

Fig. 14: PinOut safe output
M12 connection (numbered in red)
1
2
3
4
Functional earth
The functional earth on pin 5 of the M12 connections of the outputs is internally connected to the
grounding lugs of the EtherCAT Box.
5.2.2.8 Overvoltage protection
If protection against overvoltage is necessary in your system, provide a protective circuit (surge filter) against
overvoltage for the power supply to the EtherCAT Box.
5.2.3

Temperature measurement

The temperature measurement of the EP boxes consists of a single box which is wired with corresponding
supply and communication lines. The inputs and/or outputs of the EP Box are switched on for the test.
EP1957-0022 and EP1957-2222
Contact Channel
1 -
2
3 1
4
5 -
1 -
2
3 2
4
5 -
1 -
2
3 3
4
5 -
1 -
2
3 4
4
5 -
Version: 2.0.0
Signal
not connected
not connected
GND Up
Output 1
Functional earth FE
not connected
not connected
GND Up
Output 2
Functional earth FE
not connected
not connected
GND Up
Output 3
Functional earth FE
not connected
not connected
GND Up
Output 4
Functional earth FE
Operation
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