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2 plc function specifications – Yaskawa MP940 User Manual

Page 29

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Specifications and Functions

2.3.2 PLC Function Specifications

2-6

2.3.2 PLC Function Specifications

The following table lists the PLC function specifications.

Table 2.4 PLC Function Specifications

Torque Control

Torque Reference

-327.68 to +327.67 %/Rated torque
With speed limit function

Phase Control

Speed Reference
Unit

-327.68 to +327.67 %/Rated speed

Speed Compensa-
tion

-327.68 to +327.67 %/Rated speed

Position Compen-
sation

-2147483648 to +2147483647 pulses

Commands

Axis Move Commands: 5 commands
MOV, MVS, ZRN, SKP, EXM
Basic Control Commands: 5 commands
ABS, INC, POS, MVM, PLD
Speed and Acceleration/Deceleration Commands: 8 com-
mands
ACC, DCC, SCC, VEL, IAC, IDC, IFP, FMX
High-level Control Commands: 4 commands
PFN, INP, SNG, UFC
Control Commands: 10 commands
MSEE, TIM, IOW, END, RET, EOX, IF
ELSE IEND, WHILE WEND, SFORK JOINTO
SJOINT
Math and Sequence Control Commands: 32 commands
=, +, -, *, /, MOD, |, ^, &, !, (), S{}, R{}, SIN, COS, TAN,
ASN, ACS, ATN, SQRT, BIN, BCD, ==, <>, >, <, >=, <=,
SFR, SFL, BLK, CLR

Item

Specification

Item

Specifications

Program Capacity

Equivalent to 2 Ksteps (varies according to amount of motion program used; 40 Ksteps
max.)

Control Method

Sequence: scan methods

Programming Lan-
guage

CP language
Ladder logic diagram: Relay circuit
Text-type language: Numeric operations, logic operations, etc.

Scanning

Time slicing within servo-control scan (S scan) period.
Servo-control scan time setting: 0.5 / 1.0 / 2.0 / 4.0 ms

High-speed scan time
setting:
Low-speed scan time
setting:

0.5 to 32.0 ms (0.01-ms units); S-scan integer multiple

2.0 to 100 ms (0.01-ms units); S-scan integer multiple