Mounting and connection
EP4174-0002
28
Version: 1.1.0
3.2.6.2
Analog current outputs (M12)
Analog outputs, 0 to 20 mA or 4 to 20 mA
The actuator is connected via and output -. The actuator can optionally be operated/supplied with
24 V
DC
.
Fig. 24: Connecting the analog current outputs (M12)
LED indicators - meanings
There is a green
Run
LED and a red
Error
LED for each channel. The green
Run
LED is lit when data are
transferred to the D/A converter. The red
Error
LED indicates that there is an error (open circuit, measured
value outside the range).
Correct function is indicated if the green
Run
LED is on and the red
Error
is off.
Fig. 25: Status and diagnostic LED at the M12 connector
3.3
UL Requirements
The installation of the EtherCAT Box Modules certified by UL has to meet the following requirements.
Supply voltage
CAUTION
CAUTION!
This UL requirements are valid for all supply voltages of all marked EtherCAT Box Modules!
For the compliance of the UL requirements the EtherCAT Box Modules should only be supplied
• by a 24 V
DC
supply voltage, supplied by an isolating source and protected by means of a fuse (in accor-
dance with UL248), rated maximum 4 Amp, or
• by a 24 V
DC
power source, that has to satisfy
NEC class 2
.
A
NEC class 2
power supply shall not be connected in series or parallel with another (class 2) power
source!
CAUTION
CAUTION!
To meet the UL requirements, the EtherCAT Box Modules must not be connected to unlimited power
sources!
Содержание EP4174-0002
Страница 1: ...Documentation EP4174 0002 EtherCAT Box with configurable analog outputs 1 1 0 2018 12 06 Version Date...
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Страница 4: ...Table of contents EP4174 0002 4 Version 1 1 0...
Страница 63: ...List of Illustrations EP4174 0002 63 Version 1 1 0 Fig 45 Entering a restore value in the Set Value dialog 58...