Mitsubishi Electronics Q68ADI ユーザーズマニュアル
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MELSEC-Q
1 OVERVIEW
1
1.2 Functions Added to Function Version B and Later
(1) Functions added to function version B
The functions added by the function version B A/D converter module are listed
below.
Item
Function overview
Reference section
Multiple PLC system
compatibility
compatibility
Compatible with a multiple PLC system. A PLC CPU of function version
B or later are required.
B or later are required.
Section 2.1
Resolution mode
The resolution mode can be changed according to the application, and
digital-value resolution settings of 1/4000, 1/12000 or 1/16000 can be
selected.
digital-value resolution settings of 1/4000, 1/12000 or 1/16000 can be
selected.
Section 3.2
High resolution mode
status flag (X8)
status flag (X8)
This turns ON when in high resolution mode.
Section 3.3
Maximum value/minimum
value reset completed flag
(XD)
value reset completed flag
(XD)
This turns ON when the maximum and minimum values stored in buffer
memory addresses 30 to 45 are reset by the maximum value/minimum
value reset request (YD).
memory addresses 30 to 45 are reset by the maximum value/minimum
value reset request (YD).
Section 3.3
(2) Functions added to function version C
The functions added to the A/D converter module of function version C are listed
below.
Item
Function overview
Reference section
Online module change
You can change the module without stopping the system. A PLC CPU
of function version C or later is required.
of function version C or later is required.
Chapter 7
Using the mode switching setting (buffer memory addresses 158, 159:
Un\G158, Un\G159) and operation condition setting request (Y9), the
module is switched between the normal mode and offset/gain setting
mode without the PLC CPU being reset.
Un\G158, Un\G159) and operation condition setting request (Y9), the
module is switched between the normal mode and offset/gain setting
mode without the PLC CPU being reset.
Section 3.4.13
Using the dedicated instruction (G.OFFGAN), the module is switched
between the normal mode and offset/gain setting mode without the
PLC CPU being reset.
between the normal mode and offset/gain setting mode without the
PLC CPU being reset.
Appendix 2.1
Mode switching that does
not require PLC CPU to be
reset
not require PLC CPU to be
reset
Using GX Configurator-AD, the module is switched between the normal
mode and offset/gain setting mode without the PLC CPU being reset.
mode and offset/gain setting mode without the PLC CPU being reset.
Section 5.6.2
POINT
(1) See Appendix 1.1 for a comparison of functions of the function version.
(2) See Section 2.2 on how to check the function version.