Omron 8U0108-E1-01, Руководство пользователя

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XtraDrive User Manual Chapter 5 : Parameter Settings and Functions
5-5
5.1.2. Setting the Overtravel Limit Function
The overtravel limit function forces movable equipment parts to stop if
they exceed the allowable range of motion.
Using the Overtravel Function
To use the overtravel function, connect the overtravel limit switch input
signal terminals shown below to the correct pins of the servo amplifier
CN1 connector.
Input P-OT CN1-42
Forward Run Prohibited
(Forward Overtravel) Speed/Torque Control,
Position Control
Input N-OT CN1-43
Reverse Run Prohibited
(Reverse Overtravel) Speed/Torque Control,
Position Control
Connect limit switches as shown below to prevent damage of
exuipment during linear motion.
Reverse rotation end
Servomotor
Forward rotation end
XtraDrive
CN1 -42
CN1 -43
P- OT
N - OT
The drive status with an input signal ON or OFF is shown in the
following table.
Signal State Input Level Description
ON CN1-42: low
Forward rotation allowed, (normal
operation status).
P-OT
OFF CN1-42: high
Forward rotation prohibited
(reverse rotation allowed).
ON CN1-43: low
Reverse rotation allowed, (normal
operation status).
N-OT
OFF CN1-43: high
Reverse rotation prohibited
(forward rotation allowed).
Enabling/Disabling Input Signals
Set the following parameters to specify whether input signals are used
for overtravel or not. The default setting is “NOT USED.”
Parameter Signal Setting Control Mode
Pn50A.3
P-OT Signal Mapping
(Forward Run Prohibit Input
Signal)
Default Setting: 8
Speed/Torque
Control, Position
Control
Pn50B.0
N-OT Signal Mapping
(Reverse Run Prohibit Input
Signal)
Default Setting: 8
Speed/Torque
Control, Position
Control