Inserting And Removing Devices; Inserting I/O Module; Figure 8: Insert I/O Module; Figure 9: Snap The I/O Module Into Place - WAGO 750 Series Manual

WAGO-I/O-SYSTEM 750
750-652 Serial Interface RS-232 / RS-485
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6.2

Inserting and Removing Devices

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Use caution when interrupting the PE!
Make sure that people or equipment are not placed at risk when removing an I/O
module and the associated PE interruption. To prevent interruptions, provide ring
feeding of the ground conductor, see section "Grounding/Ground Conductor" in
manual "System Description WAGO-I/O-SYSTEM 750".
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Perform work on devices only if the system is de-energized!
Working on devices when the system is energized can damage the devices.
Therefore, turn off the power supply before working on the devices.
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6.2.1

Inserting I/O Module

1. Position the I/O module so that the tongue and groove joints to the fieldbus
coupler/controller or to the previous or possibly subsequent I/O module are
engaged.

Figure 8: Insert I/O module

2. Press the I/O module into the assembly until the I/O module snaps into the
carrier rail.

Figure 9: Snap the I/O module into place

Manual
1.2.0
Mounting 39