MASTER MAKING SECTION
THEORY OF OPERATION
GR37705 - 5
TIMING CHART OF CLAMP PLATE CLOSING OPERATION
<1> When Clamp Safety SW is kept pushed for a period longer than 1.5 seconds from turning ON of the clamp
motor, a clamp error is judged and “T14 CALL SERVICE” appears.
<2> When the 0° angular sensor and the 180° angular sensor are both held OFF or ON for a period longer than
1.5 seconds after Clamp Safety SW is released, “T3 CALL SERVICE” message appears.
<3> When the 0° angular sensor does not get ON even after 2 seconds from turning OFF of the 180° angular
sensor, a clamp error is judged and “T14 CALL SERVICE” message appears.
<4> When Clamp Safety Sw is not pushed even after 2 seconds from turning ON of the 0° angular sensor, a
clamp error is judged and “T14 CALL SERVICE” message appears.
T3 (Clamp Error (1))
• Both 0° angular sensor and 180° angular sensor are turned OFF or ON.
T14 (Clamp Error (2))
• Clamp Safety SW kept pushed.
• The 0 ° angular sensor not turned ON.
• Clamp Safety SW not pushed.
Clamp motor
<1>
Pushed
Detached
Magnet detection
Magnet detection
350 ms
ON
OFF
OFF
ON
Clamp safety motor
<2>
<3>
<3>
180° angular sensor
0° angular sensor
Completion of
master feeds to the drum. End of operation
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