Removing/Refitting A Panel-Mounted Awt420 Transmitter - Panel Seal Requirements; Panel-Mount Kit - ABB AWT420 Manual

AW T4 2 0 | U N I V E R S A L 4 - W I R E , D U A L- I N P U T T R A N S M I T T E R | I N F/A N A I N S T/0 1 2 - E N R E V. A
Removing/refitting a panel-mounted AWT420 transmitter – panel seal requirements
NOTICE
RENEW THE PANEL SEAL AND PANEL FIXINGS if removing
the unit from the panel mounting – DO NOT RE-USE
EXISTING PARTS – see Panel-mount kit below for
replacement part number.

Panel-mount kit

Part number
3KXA877210L0101 Panel-mount kit,
including fixings,
flanges, clamps
and seal
Dimensions in mm (in)
Referring to Figure 9:
1 Cut the correct sized hole in panel
2 Insert the transmitter into the panel cut-out
3 Screw one panel clamp anchor screw
bracket until 10 to 15 mm (0.39 to 0.59 in) of the thread
D
protrudes from the other side of the bracket and position
one clamp E over the end of the thread.
NOTICE
The correct torque is critical to ensure proper compression
of the panel seal and achieve the IP66/NEMA 4X hosedown
rating.
4 Holding assembly F together, position bracket
left-hand recess on the rear of the transmitter and secure
with bracket securing screw
washer remains in the position fitted.
5 Repeat steps 3 and 4 for the right-hand panel clamp
assembly.
6 Torque each panel clamp anchor screw to 0.5 to 0.6 Nm
(4.42 to 5.31 lbf⋅in).
A .
B .
C into the left-hand
D into the
G . Ensure that the plastic
30 (1.2)
30
(1.2)
Panel cut-out dimensions (glands not fitted)
A
B
Mounting panel –
max. thickness 6 (0.236)
Figure 9 Panel-mounting the transmitter
138 +1.0
–0.0
+0.04
(5.43 )
–0.0
+1.0
138
A
–0.0
+0.04
(5.43 )
–0.0
E
D
G
F
25.5 (1.00)
73 (2.87)
Gasket
13
C