About a Typical Pneumatic Circuit
KVAL 994-X Operation/Service Manual
6-18
4.
The
PLC
senses the voltage from the
Extend Sensor
and removes the control voltage
to the
Control Valve.
Positioning
System
Load
Force
Translated
Positioning
PLC
Instructions
Position Feedback
Extend Sensor:
Retracted Sensor:
Deactivated
Activated
24 Volts
Extended
Cylinder
24 V Applied
Router Assembly (Load)
Position Feed Back
Air In
Control Valve
Extend
Sensor
Activated
Air Pressure Extends
Cylinder and Router
Assembly
EXTENDED
Retract Process
If the
PLC
determines the conditions are right to retract the
Router
:
1.
The
Control Valve
directs compressed air to the retract port of the
Cylinder.
2.
The
Cylinder
and
Router
retract deactivating the
Extend Sensor
3.
When the
Cylinder
and
Router
are fully retracted, the
Retract Sensor
is activated.
4.
The
PLC
senses the voltage from the
Retract Sensor
completing the process
Summary of Contents for 994-X
Page 4: ...KVAL 994 X Operation Service Manual ...
Page 31: ...Safety Sign Off Sheet 1 21 KVAL 994 X Operation Service Manual ...
Page 32: ...Safety Sign Off Sheet KVAL 994 X Operation Service Manual 1 22 ...
Page 110: ...Calibration of the Back Section KVAL 994 X Operation Service Manual 3 22 ...
Page 114: ...System IT Administration KVAL 994 X Operation Service Manual 4 4 ...
Page 144: ...Collet Torque Values KVAL 994 X Operation Service Manual 5 30 ...
Page 180: ...Symptoms and Possible Causes KVAL 994 X Operation Service Manual 6 36 ...
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