
B–63505EN/02
4.INTERFACE BETWEEN NC AND PMC
151
Model PMC–SA1 PMC–SA3
Programming method lan-
guage
Ladder Ladder
Number of ladder level 2 2
Level–1 Cycle Time 8 ms 8 ms
Basic Instruction Execution
Time
5.0
(µs/step)
0.15
(µs/step)
Program capacity
S Ladder (step) Approx. 5,000 Approx. 16,000
S Symbol(Note)/comment 1 to 128KB 1 to 128KB
S Message 0.1 to 64KB 0.1 to 64KB
S C Language No No
Instruction (Basic)
(Function)
12 kinds
49 kinds
14 kinds
66 kinds
Internal relay (R) 1100 byte
(System uses R9000
to R9099)
1118 byte
(System uses R9000
to R9117)
Message request (A) 25 byte (200 Kinds) 25 byte (200 Kinds)
Non–volatile
S Var. Timer (T) 80 byte (40 pairs) 80 byte (40 pairs)
S Counter (C) 80 byte (20 pairs) 80 byte (20 pairs)
S Keep relay (K) 20 byte 20 byte
S Data table (D) 1860 byte 1860 byte
Fixed timer 100
(Specification
timer No.)
100
(Specification
timer No.)
I/O
S I/O link (DI/DO) 1024 points/1024 points maximum (sharable
with a built–in I/O card)
S Built–in I/O card (DI/DO)
(source type)
96 points/64 points maximum for the machine
Storage media Flash–ROM
Note) There is no object–level compatibility.
NOTE
Max. size of a symbol and a comment are each 64KB.
4.2
SPECIFICATION OF
PMC
4.2.1
Specification