
B–62073E–1/04 2. INTERFACE BETWEEN CNC AND PMC–NA OR NB
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1502 SYNC1 SREQ1 SSTB1 SNOKD1 SCOMA1 SNOTC1
#7 #6 #5 #4 #3 #2 #1 #0
Data No. Data
NC internal processing sequence information and spindle status 1
SNOTC1 1: No SIC1–LSI connected to the serial line
SCOMA1 1: Serial communication alarm (failure in the SIC1–LSI)
SNOKD1 1: Something other than the spindle amplifier (SIC1) connected at one end of the
serial line.
SSTB1 1: NC ready to communicate but the first spindle is not
SREQ1 1: NC operable but the first spindle is requesting a parameter
SYNC1 1: Spindle SIC1–LSI out of synchronization
1503 SLES2 SREQ2 SSTB2 SSPRM2 SNCRRM2 SNOTC2
#7 #6 #5 #4 #3 #2 #1 #0
Data No. Data
NC internal processing sequence information and spindle status 2
SNOTC2 1: No SIC2–LSI connected to the serial line
SNCRM2 1: NC SIC2–LSI error (parameter check error)
SSPRM2 1: NC SIC2–LSI communication busy high, or spindle SIC2–LSI error
(parameter check error)
SSTB2 1: NC ready to communicate but the second spindle is not
SREQ2 1: NC operable but the second spindle is requesting a parameter
SLES2 1: More spindle amplifiers connected than the number of spindles specified by
parameter
1504 1st spindle motor torque data
Data No. Data
Torque of the motor for spindle 1
Unit: %
1505 1st spindle motor rotation speed data
Data No. Data
Motor speed for spindle 1
Unit: rpm
1506 2nd spindle motor torque data
Data No. Data
Torque of the motor for spindle 2
Unit: %
1507 2nd spindle motor rotation speed data
Data No. Data
Motor speed for spindle 2
Unit: rpm