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MELSEC-Q
3 SPECIFICATIONS
3.3.2 Functions of I/O signals
The details of the I/O signals for the QD62(E/D) are listed in the table below.
(1) Input signals
Device No.
CH1 CH2
Signal name
QD62(E/D)
programmable controller CPU
Description
X00 Module
ready
Turns ON when the count preparation for QD62(E/D) is completed at the
time of programmable controller CPU power on or reset operation, and
count processing is performed.
When Module ready (X00) is OFF, count processing is not performed.
X01 X08
Counter value large
(point No.1)
Turns ON when the present value (CH1: 2H to 3H, CH2: 22H to 23H) >
coincidence output point No. 1 setting (CH1: 4H to 5H, CH2: 24H to 25H).
Turns OFF when the present value coincidence output point No.1
setting.
X02 X09
Counter value coincidence
(point No.1)
Turns ON when the present value = coincidence output point No.1 setting
and the present value is latched.
Turns OFF with the coincidence signal No.1 reset command (Y00/Y08).
The counter value coincidence (point No.1) turns ON immediately after
power-ON or reset of the programmable controller CPU, since the present
value and coincidence output point No.1 are all '0'.
X03 X0A
Counter value small
(point No.1)
Turns ON when the present value < coincidence output point No.1 setting.
Turns OFF when the present value coincidence output point No.1
setting.
X04 X0B
External preset request
detection
Turns ON with a preset command signal from the external input terminal,
and the request is latched.
Turns OFF with the external preset detection reset signal (Y05/Y0D).
X05 X0C
Counter value large
(point No.2)
Turns ON when the present value > coincidence output point No.2 setting
(CH1: 6H to 7H, CH2: 26H to 27H).
Turns OFF when the present value coincidence output point No.2
setting.
X06 X0D
Counter value coincidence
(point No.2)
Turns ON when the present value = coincidence output point No.2 setting
and the present value is latched.
Turns OFF with the coincidence signal No.2 reset command (Y07/Y0F).
The counter value coincidence (point No.2) turns ON immediately after
power-ON or reset of the programmable controller CPU, since the present
value and coincidence output point No.2 are all '0'.
X07 X0E
Counter value small
(point No.2)
Turns ON when the present value < coincidence output point No.2 setting.
Turns OFF when the present value coincidence output point No.2
setting.
X0F
Fuse broken detection flag
Fuse broken detection flag (X0F) turns ON when a fuse in the coincidence
signal output section is blown.
Содержание QD62
Страница 1: ......
Страница 2: ......
Страница 13: ...A 11 A 11 MEMO ...
Страница 55: ...4 18 4 18 MELSEC Q 4 SETUP AND PROCEDURE BEFORE STARTING THE OPERATION MEMO ...
Страница 91: ...7 17 7 17 MELSEC Q 7 UTILITY PACKAGE GX Configurator CT Counter selection 1 Coincidence output Ring counter ...
Страница 97: ...8 5 8 5 MELSEC Q 8 PROGRAMMING 3 Program example a Set only when the linear counter is used ...
Страница 100: ...8 8 8 8 MELSEC Q 8 PROGRAMMING 2 Program example a Set only when the ring counter is used ...
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