Plc output signal plc input signal – IAI America PCON-CFA User Manual
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5. SCON-CA
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(28) Warning for Absolute Battery Voltage Drop (BALM)
The signal is OFF when the absolute battery voltage is in normal condition for the absolute type, or
when the model is the incremental type.
This signal is switched on when the absolute battery voltage drops down to 3.1V. If an operation is
continued till it drops down to 2.5V, the controller becomes disabled to retain the position information.
(It is recommended to replace the battery immediately when this signal is switched on for the absolute
type.)
(29) Anti-Vibration Control Mode Selection 0, 1 (NTC0, NTC1)
Anti-vibration control function controls the vibration generated by the load of IAI actuator.
Measure the vibration value and input it into the parameter sets (3 types max.).
1 type is to be selected from the established parameter sets and to be combined in this signal.
Refer to the instruction manual for the controller for more information.
NTC1
NTC0
Function
Reference
OFF
OFF Not to use Anti-vibration control
Set in delvery
OFF
ON
Parameter set 1 selected
ON
OFF Parameter set 2 selected
ON
ON
Parameter set 3 selected
Input Timing
Diagram below shows the timings to input NTC0 and NTC1 signals:
Caution: ON and OFF of NTC0 or NTC1 signals during an operation will be ignored since they are read
when the movement command (DSTR) gets identified.
PLC Output Signal
PLC Input Signal
NTC0
NTC1
DSTR
Target
Position
T1
*1
*1 T1 : 0ms or more