3.8 I/O Signals
A3-112
ME0384-4A
[20] Incremental specification (INC) PLC output signal
Operation mode
Direct numerical control
Simple direct
Positioner 1 Positioner 2 Positioner 3 Positioner 5
○: Y
: N
○ × × × × ×
When this signal is ON, if a travel command is executed, it will travel by the value input in the
target position register of the PLC with the present position as a reference. (Relative travel)
When this signal is OFF, it travels to the position set by the value of the target position register
of the PLC.
[21] Minor malfunction alarm (ALML) PLC input signal
Operation mode
Direct numerical control
Simple direct
Positioner 1 Positioner 2 Positioner 3 Positioner 5
○: Y
×: N
○ ○ ○ ○ × ○
This signal turns ON when an overload warning or message level alarm is generated.
For details, refer to Parameter No. 151 "Minor Trouble Alarm Output Select" (page B6-45).