I/O Signal Comparison To Programmable Controller Cpu - Mitsubishi Electric MELSEC-A/QnA Series Handbook

4
TEMPERATURE INPUT MODULE REPLACEMENT

4.8.3 I/O signal comparison to programmable controller CPU

Sequence program change is required as the I/O signals differ.
For details of the I/O signals and sequence program, refer to the RTD Input Module/Channel Isolated
RTD Input Module User's Manual.
A68RD4N
Device
Signal name
No.
X0 Watchdog timer error flag
X1 READY flag
X2 Write data error flag
 disconnection
X3 detection flag
(CH1 to CH8)
X4
X5
X6
X7
X8
X9
XA
XB
XC
XD
Not used
XE
XF
X10
X11
X12
X13
X14
X15
X16
X17
X18
X19
X1A
X1B
X1C
X1D Interlock signal for the
X1E RFRP and RTOP
instructions when the
X1F A68RD4N is used in
remote I/O station
Device
Signal name
No.
Y0
Y1
Y2
Y3
Y4
Y5
Not used
Y6
Y7
Y8
Y9
YA
YB
YC
YD Interlock signal for the
RFRP and RTOP
YE
instructions when the
A68RD4N is used in
YF
remote I/O station
Y10
Not used
Y11
Y12 Error code reset flag
Y13
Y14
Y15
Y16
Y17
Y18
Y19
Y1A Not used
Y1B
Y1C
Y1D
Y1E
Y1F
Q64RD-G
Device
Signal name
No.
X0 Module READY
CH1 Offset/gain setting
X1
status signal
CH2 Offset/gain setting
X2
status signal
CH3 Offset/gain setting
X3
status signal
CH4 Offset/gain setting
X4
status signal
X5
X6
Not used
X7
X8
Operating condition
X9
setting completion signal
Offset/gain setting mode
XA
status flag
XB Not used
Disconnection detection
XC
signal
XD Warning output signal
Conversion completion
XE
flag
XF Error flag
Device
Signal name
No.
Y0 Not used
CH1 Offset setting
Y1
request
Y2 CH1 Gain setting request
CH2 Offset setting
Y3
request
Y4 CH2 Gain setting request
CH3 Offset setting
Y5
request
Y6 CH3 Gain setting request
CH4 Offset setting
Y7
request
Y8 CH4 Gain setting request
Operating condition
Y9
setting request
YA User range write request
YB
YC
Not used
YD
YE
YF Error clear request
4
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