Mitsubishi Electric MELSEC FX Series - 7.14.4 DABS

7 Applied Instructions
7.14 Positioning Control
541
FXCPU Structured Programming Manual
(Basic & Applied Instruction)
1
Outline
2
Instruction List
3
Configuration of Instruction
4
How to Read Explanation of Instructions
5
Basic Instruction
6
Step Ladder Instructions
7
Applied Instructions
8
Interrupt Function and Pulse Catch Function
A
Relationships between devices and addresses
7.14.4 DABS
Outline
This instruction connects with our company's MR-H, MR-J2(S) or MR-J3 type servo amplifier (with absolute
position detecting function), and reads out the absolute position (ABS) data. The data is read out in pulse
converted value.
→ As for explanation of the instruction, see the positioning control manual.
1. Format and operation, execution form
2. Set data
3. Applicable devices
S: Refer to "Cautions".
FX3U(C) FX3G FX2N(C) FX1N(C) FX1S FXU/FX2C FX0N FX0(S)
Instruction
name
Operation
Execution
form
Expression in each language
Structured ladder ST
DABS 32 bits Continuous DABS(EN,s,d1,d2);
Variable Description Data type
Input
variable
EN Execution condition Bit
Head device for entering the output signal for absolute value (ABS) data
from the servo amplifier (3 points occupied).
Bit
Output
variable
ENO Execution state Bit
Head device for issuing the control signal for absolute value (ABS) data to
the servo amplifier (3 points occupied).
Bit
Storing destination device of absolute value (ABS) data (32-bit value) ANY32
Operand
type
Bit Devices Word Devices Others
System user Digit designation
System
user
Special
unit
Index
Cons
tant
Real
Number
Character
String
Pointer
XYMTCS
D
.b
KnX KnY KnM KnS T C D R
U\G
V Z Modifier K H E
""
P
zzz z
S2
z
S1
zz
S2
z
zzzzzz
S3 S4
zz z
DABS
EN
s
ENO
d1
d2