System Control Logic, e.g. PLUS+1
®
for signal monitoring and triggering signal for deactivation of the
hydraulic system.
W
Warning
It is the responsibility of the equipment manufacturer that the control system incorporated in the
machine is declared as being in confirmity with the relevant machine directives.
Example of fault monitoring for deactivation of the hydraulic system with extra fault inputs using the PVE’s
with DI (Direction Indication) function.
Neutral detection / Supply control
signal
≠
neutral
OFF
Delay
1)
Fault detection output
2(U
DC2
)
3( )
4(Error)
1(U
S
)
2(DI-B)
3( )
1(DI-A)
PVEH-DI
AMP connector
4(U
DC
)
PVEH-DI
AMP supply
connector
2(U
DC2
)
3( )
4(Error)
1(U
S
)
2(DI-B)
3( )
1(DI-A)
PVEH-DI
AMP connector
4(U
DC
)
PVEH-DI
AMP supply
connector
A
N
D
Hydraulic
deactivation
high=on
low=off
Neutral detection / Supply control
signal
≠
neutral
OFF
Delay
1)
PVE 1
PVE 2
Fault detection
Delay
DI
Logic
Memory
U
S
DI-A
DI-B
2)
4)
3)
Output
Fault detection
Delay
DI
Logic
Memory
U
S
DI-A
DI-B
2)
4)
3)
Output
O
R
Emergency
Stop
Man present
switch
P301 319
System Control Logic e.g. PLUS+1
®
for signal monitoring and triggering signal for deactivation of the
hydraulic system. Other non-electrical modules which can be used in connection with hydraulic
deactivation at different levels.
W
Warning
It is the responsibility of the equipment manufacturer that the control system incorporated in the
machine is declared as being in confirmity with the relevant machine directives.
Technical Information
PVG 120 Proportional Valve Group
Safety in Application
14
520L0356 • Rev JA • Mar 2014
Содержание PVG 120
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