Overtravel Signals; Setting To Enable/Disable Overtravel - YASKAWA SGD7S series Product Manual

5.12 Overtravel and Related Settings

5.12.1 Overtravel Signals

5.12.1 Overtravel Signals

The overtravel signals include the P-OT (Forward Drive Prohibit) and the N-OT (Reverse Drive
Prohibit) signals.
Type
Input
You can operate the Servomotor in the opposite direction during overtravel by inputting a refer-
ence.
Important

5.12.2 Setting to Enable/Disable Overtravel

You can use Pn50A = n.X (P-OT (Forward Drive Prohibit) Signal Allocation) and Pn50B =
n.X (N-OT (Reverse Drive Prohibit) Signal Allocation) to enable and disable the overtravel
function.
You do not need to wire the overtravel input signals if you are not going to use the overtravel
function.
Pn50A
Pn50B
You can allocate the P-OT and N-OT signals to other connector pins. Refer to the following
section for details.
6.1.1 Input Signal Allocations on page 6-5
5-32
Signal Connector Pin No.
P-OT CN1-42
N-OT CN1-43
When the Servomotor stops due to overtravel during position control, the position deviation is
held.
You must input the CLR (Clear) signal to clear the position deviation.
Refer to the following section for information on the CLR signal.
6.6.2 CLR (Position Deviation Clear) Signal Function and Settings on page 6-33
Parameter
The forward overtravel function is enabled

n.2
and the P-OT (Forward Drive Prohibit) signal
(default setting)
is input from CN1-42.
The forward overtravel function is disabled.

n.8
Forward drive is always enabled.
The reverse overtravel function is enabled

n. 3
and the N-OT (Reverse Drive Prohibit) signal
(default setting)
is input from CN1-43.
The reverse overtravel function is disabled.

n. 8
Reverse drive is always enabled.
Signal Status
ON Forward drive is enabled (actual operation).
Forward drive is prohibited
OFF
(forward overtravel).
ON Reverse drive is enabled (actual operation).
Reverse drive is prohibited
OFF
(reverse overtravel).
Meaning
Meaning
When Enabled Classification
After restart Setup