
Mounting and Installation
18
162277 / 9440607310
2018-08-13·BA00·III·en·06
CPU & Power Module for Zone 1 / Div. 1
Series 9440/22, 9490
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8.2
Mounting / Dismounting, Operating Position
8.2.1 Mounting / Dismounting on BusRail
Mounting the base on BusRail
Mounting / inserting the CPM module on / into the base
NOTICE
Malfunction or device damage caused by improper mounting.
Non-observance can result in material damage!
• Mount the device in vertical direction only, with the reading direction of the
LCD display from below, left or right, as desired.
12225E00
• Position the base vertically onto the
first slot of the BusRail.
• Snap the base into place by slightly
pressing it.
17942E00
• Fasten the base to the DIN rail
using the clamping screws
(tightening torque 0.5 to 0.6 mm).
17939E00
• Position the CPM vertically on the
base, aligning the connectors on the
module with the sockets of the base as
you do so.
• Snap the CPM into place by
pressing it.
• Make sure the CPM has snapped into
place on both sides by pressing down
the CPM again at the back and at the
front.