ABB Commander C1900 Commissioning Instruction page 7

C 1 9 0 0 | C I R C U L A R C H A R T R E C O R D E R | C I/C 1 9 0 0/ R E C - E N R E V. B
2 Mark 4 mounting holes
360.4
(14.19)
43.2
(1.70)
Minimum cut-out dimensions
5.0
(0.20)
3.8 (0.15) minimum
Ensure cut-out positioned centrally
between mounting holes
Maximum cut-out dimensions
Figure 5 Panel-mounting
4 holes 0.281 dia or
tap for 1/4 in thread
355.6 (14.00)
323.1 (12.72)
minimum
285.8
323.1
(11.25)
(12.72)
minimum
16.25 (0.64)
Cut hole in panel
1
(see Note 1 below)
348.0 (13.7)
maximum
371
(14.6)
maximum
3.8 (0.15) minimum
3 Drill 4 suitable holes
Secure in panel using 4 bolts,
5
washers and nuts
Notes .
1 The instrument can be inserted into a panel cut-out of
any size between the minimum and maximum
dimensions illustrated, provided the cut-out is
positioned centrally relative to the fixing holes. If the
panel cut-out is larger than the maximum, a locally
manufactured adaptor plate will be required.
2 If panel-mounting to NEMA 4X hosedown standard is
required, a continuous bead of suitable silicon sealant
must be applied beween the case flange and the panel.
Do not use the optional gasket.
Optional gasket
(see Note 2 below)
Locate instrument
4
in cut-out
7