Mitsubishi Electric MELSEC iQ-R Series User Manual page 143

Disconnection detection signal
Normal
'Disconnection detection signal' (XD) turns on when a disconnection is detected in a channel where the output range is 4 to
20mA.
'Disconnection detection signal' (XD) turns off by turning on and off 'Error clear request' (YF) or 'Operating condition setting
request' (Y9) after the cause of the disconnection is eliminated.
State of Disconnection
disconnection
not detected
'Disconnection detection
signal' (XD)
'Error clear request' (YF)
or 'Operating condition
setting request' (Y9)
Performed by the D/A converter module
Performed by a program
■Device number
The following shows the device number of this input signal.
Signal name
Disconnection detection signal
Warning output signal
Normal
'Warning output signal' (XE) turns on when an alarm occurs in a channel where D/A conversion is enabled.
By turning on and off 'Warning output clear request' (YE) or 'Operating condition setting request' (Y9) after the cause of the
alarm is eliminated, 'Warning output signal' (XE) turns off and 'Latest alarm code (Un\G2)' is cleared.
'Latest alarm code' (Un\G2)
'Warning output signal' (XE)
'Warning output clear request'
(YE) or 'Operating condition
setting request' (Y9)
Performed by the D/A converter module
Performed by a program
■Device number
The following shows the device number of this input signal.
Signal name
Warning output signal
Wave Synchronization
Disconnection
detected
ON
CH1
XD
Wave Synchronization
Alarm code
0
ON
CH1
XE
Disconnection
not detected
OFF
ON
OFF
CH2 CH3
0
OFF
ON
OFF
CH2 CH3
CH4
CH4
APPX
141
Appendix 2 I/O Signals
A