Mounting and cabling
EP4374
22
Version: 2.3
3.2.3
Analog interfaces
3.2.3.1
Connection
1
2
3
4
5
Fig. 12: M12 socket
Pin
Inputs 1 and 2
Outputs 3 and 4
Symbol
Description
Symbol
Description
1
U
P
Sensor
Out
Analog output
2
In +
Analog input +
U
P
Actuator
3
GND
P
Sensor supply Ground
Out GND
Analog ground
4
In -
Analog input -
GND
P
Actuator supply Ground
5
Shield
Shield
3.2.3.2
Status LEDs
Fig. 13: Status LEDs at the M12 connections
Status LEDs at M12 connections 1 and 2 (inputs)
Connection
LED
Display
Meaning
M12 socket no. 1 and 2
R
left
off
No data transfer to the D/A converter
green
Data transfer to the D/A converter
E
right
off
Function OK
red
Error: Open circuit or measured value outside of the
measuring range (smaller than 3.5 mA/-11 V or larger than
21 mA/11 V)
Correct function is indicated if the green
Run
LED is on and the red
Error
LED is off.
Status LEDs at M12 connections 3 and 4 (outputs)
Connection
LED
Display
Meaning
M12 socket no. 3 and 4
R
left
off
No data transfer to the D/A converter
green
Data transfer to the D/A converter
Содержание EP4374
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