Instruction Manual

http://www.idec.com
6-64 Nishimiyahara 2-chome, Yodogawa-ku, Osaka, 532-0004, Japan
Draw. No. B-1044C
Feb. 3, 2012
B-1044-1(2)
6
Maintenance and Inspection
(1) Notes for inspecting the EU2B control units
1) Observe the laws and regulations set by each country.
2) Never disassemble the control units.
3) Do not use tools that cause impact sparks during maintenance and inspection.
4) When using measuring devices, use explosion-protected types.
5) Do not carry out under the explosion-hazardous environment.
(2) Maintenance and inspection
Perform daily or periodical maintenance and inspection for items listed in the below table.
Table. Maintenance and Inspection Example
Inspection
Items
Unit
Packings
Terminal
Inspection
method
Visual
Visual
Visual
Tactile
Inspections
ȷNo damages
ȷNo rusting
ȷNo loosening of the locking ring
ȷNo cracks
ȷNo apparent deformation
ȷNo loosening of screws
ȷNo dirt on the insulation materials
Actions
ȷExchange
ȷCleaning
ȷTightening
ȷReplacement
ȷTightening
ȷCleaning
7
Accessories and spare parts
8
Disposal
1) Color buttons for Pushbutton switchᲴ
ųųų Flush / HW1A-B1š, Extended / HW1A-B2š, Mushroom / HW1A-B4š
Note: Specify a color code in place of š.
( R: red, G: green, B: black, Y: yellow, W: white, S: blue )
2) Color lens for Pilot light: EU9Z-Lš (Install tool TW-KC1)
Note: Specify a color code in place of š.
( R: red, G: green, A: amber, Y: yellow, W: white, S: blue )
Note: Use a white (W) color lens for pure white illumination.
3) Nameplate: EU9Z-NMš
Marking plate for
nameplate: EU9Z-NPš
Specifications and other descriptions in this manual are subject to change without notice.
Code( š 
0
1
2
3
4
31
35
53
Legend
(blank)
ON
OFF
START
STOP
OFF-ON
HAND-AUTO
HAND-OFF-AUTO
ȷInstalling the marking plate to a nameplate
(See fig. 1)
ȷRemoving the marking plate from a nameplate
(See fig. 2)
To remove the marking plate, insert a flat
screwdriver between the marking plate and
nameplate.
ȷWhen using a nameplate, the mounting panel
thickness is decreased by 1.5 mm.1.0 to 3.0
mm
4) Nameplate sticker for Emergency stop switch:
EU9Z-NVS27
Legend "EMERGENCY STOP"
5) Padlocking cover:
for Emergency stop switch/ EU9Z-PCE
for Pushbutton switch (Flush, Extended) and
Key selector switch/ EU9Z-PC
ȷWhen using a padlocking cover, the mounting
panel thickness is decresed by 1.5 mm. (1.0 to
3.0 mm)
6) Mounting hole plug: EU9Z-BP (See the right figures)
Marking plate
for nameplate
(Fig. 1)
ձ
ղ
Flat screwdriver
Marking plate
for nameplate
Nameplate
(Fig. 2)
Nameplate
(Note) Only use accessories and spare parts specified by IDEC. Use of any other accessories
and spare parts will void the warranty.
Observe the laws and regulations set by each country concerning refuse disposal.
ȭ38
23.213.3
ȭ
40
1.0 to 10.5
(Panel thickness)