1128500
WPC 2000 User Manual
2-20
Installation
If you plan to interface a light curtain system other than Shadow with your WPC 2000, please
call Wintriss Tech. Support for instructions. Be ready to provide the following information:
•
Light curtain manufacturer
•
Light curtain model number
•
WPC model (i.e., WPC 2000)
•
WPC 2000 firmware version number (located on A or B microprocessor chip label)
•
Wiring diagram from the light curtain manufacturer’s manual
If your WPC 2000 does not have the firmware that allows Foot or One-Hand control and/or
muting of a light curtain on the upstroke, you can connect the light curtain’s dry contact
outputs directly in series with WPC 2000’s E-stop string.
Installing the Resolver
Because the resolver must provide WPC 2000 with the exact position of the crankshaft at
every degree of the stroke (see Resolver, page 1-1), the device must be driven smoothly at a
1:1 ratio with the crankshaft of the press. Design a method of driving the resolver directly
from the crankshaft, using a chain or timing belt (not a V belt) and sprockets. Use either an
idler sprocket or a spring-loaded resolver base to compensate for slack or stretch.
The drive method you choose must also allow for adjustment of the resolver to its zero
position at top dead center. All sprockets must be keyed or pinned. The resolver shaft has a
standard key. Wintriss Controls Group stocks a spring-loaded base with a hole pattern to
match the resolver.
When designing the drive for the resolver, observe the following precautions:
•
Do not use a chain more than three feet in length
•
Do not use gears, right-angle joints, or shafts with universal joints, which will develop
either too much backlash or too much play
RESOLVER OUT OF SYNCH WITH CRANKSHAFT
Retain the sprockets on the crankshaft and resolver shaft mechanically so they cannot shift or
move out of radial alignment. Be sure that the key on the resolver shaft retains the resolver
sprocket. Use a pin or other method to fix the position of the sprocket on the crankshaft.
Failure to comply with these instructions will result in death or serious injury.
DAMAGE TO RESOLVER
Be sure that the sprocket or gear driving the resolver chain or timing belt is mounted so it is
centered on the crankshaft. If the gear or sprocket is mounted off-center, the resulting loads on
the resolver shaft may cause the unit to fail.
Failure to comply with these instructions could result in property damage.
DANGER
!
CAUTION
Summary of Contents for wpc 2000
Page 91: ...1128500 WPC 2000 User Manual 2 64 Installation ...
Page 191: ...1128500 WPC 2000 User Manual 5 22 Troubleshooting ...
Page 209: ...1128500 WPC 2000 User Manual A 18 Extracts from OSHA and ANSI ...
Page 225: ...1128500 WPC 2000 User Manual G 6 Glossary ...
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