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3. SIGNALS AND WIRING
(3) Symbols and signal names
Symbol Signal name Symbol Signal name
SON Servo-on ZSP Zero speed
LSP Forward rotation stroke end INP In position
LSN Reverse rotation stroke end SA Speed reached
CR Clear ALM Trouble
SP1 Speed selection 1 WNG Warning
SP2 Speed selection 2 OP Encoder Z-phase pulse (open collector)
PC Proportion control MBR Electromagnetic brake interlock
ST1 Forward rotation start LZ
ST2 Reverse rotation start LZR
Encoder Z-phase pulse
(differential line driver)
TL Torque limit selection LA
RES Reset LAR
Encoder A-phase pulse
(differential line driver)
EMG Emergency stop LB
LOP Control change LBR
Encoder B-phase pulse
(differential line driver)
PP VIN Digital I/F power supply input
NP OPC Open collector power input
PG SG Digital I/F common
NG
Forward/reverse rotation pulse train
LG Control common
RD Ready SD Shield