Keyence Visual KV Series Manual de usuario Pagina 91

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2.4 Instruction Details
1
2
3-67
Chapter 2 Instructions
Example
Coding
Timing diagram (TMR000 #00010 and 0500 in the above example)
0500 and 0501 turn ON 1 second and 3.5 seconds respectively after 0000 turns
ON.
TMR000 is a subtraction timer. When the current value reaches "#00000",
contact T000 turns ON, and then output relay 0500 turns ON.
When input relay 0000 turns OFF, contact T000 and T001 turn OFF and the
current values of TMR000 and TMR001 are reset.
Note 1: The TMR number cannot be the same as any other TMS, TMH, TMR, C, or UDC
instructions in the same program.
Note 2: The current value of TMR is not retained but is reset to the preset value if a power
failure occurs or if power is turned OFF.
Tips
When the number specified by TMR is used as a contact (T000 in the above
example), this contact can be used as many times as desired. It can also be
used as both N.O. and N.C. contacts.
Timer accuracy = 0.1 sec. + (1 scan time) (max.)
Operands
Key operation
TMR: 0.1-s Timer
Sets a 16-bit on-delay timer that counts
down in 0.1-s decrements.
*1 0.1 s x 10 = 1 s
*2 0.1 s x 35 = 3.5 s
TMR
(
T
)
#ddddd
Txxx
0000
T000
T001
0500
0501
#00010
T000
#00035
T001
Preset value: 1 s
Preset value: 3.5 s
Line No. Instruction Operand
0000 LD 0000
0001 TMR 000 #00010*
1
0002 TMR 001 #00035*
2
0003 LD T000
0004 OUT 0500
0005 LD T001
0006 OUT 0501
OFF
ON
ON
#00010
#00000
Output 0500
Scan
Input 0000
Current
value of
TMR000
TMR
(
T
)
Operand
(TMR No.)
Operand
(Preset value)
ENT
R-SRCH
:
TMR
Visual KV KV-300 KV-10/16 KV-24/40/80
No.: 000 to 249 No.: 000 to 249 No.: 000 to 063 No.: 000 to 119
Preset value: Preset value: Preset value: Preset value:
#00000 to #65535 #00000 to #65535 #00000 to #65535 #00000 to #65535
KVNKA Chap 02_4aP.p65 08.3.11, 11:57 AM67
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