INSTALLATION AND OPERATING INSTRUCTIONS:
Tool changer, pneumatic, WWR1000 series
Zimmer GmbH
●
Im Salmenkopf 5
●
77866 Rheinau, Germany
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Phone: +49 7844 9138-0
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Fax: +49 7844 9138-80
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www.zimmer-group.de
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DDOC00291 / 0
EN / 2018-09-1
1
7.2 Control category 3 locked:
►
Two-channel
• Degree of diagnostic coverage (without S4 and S5
sensors): medium
• Without storage position control or tool encoding.
PL d accessible
• Degree of diagnostic coverage (with S4 and S5
sensors): high
• Additional storage space control or tool encoding by
means of optional transponders
Control category 4 possible
PL e
each error is detected before the “safe locking
or unlocking” safety function is requested.
7.3 Control category 3 unlocked:
This control system is designed so that the failure of
a valve would not cause the WWR to unlock (and as
such, to lose safety functions). Both V1 and V2 valves
must always be in the release position to open the tool
changer.
WWR
Unlocked
Locked
Control
signal
“locked”
Control
signal
“locked”
Position “locked”
Control
signal
“unlocked”
Control
signal
“unlocked”
Position “unlocked”
WWR
Unlocked
Locked
