Mitsubishi NZ2GFCF-D62PD2 User Manual page 235

(c) When the preset/replace function by CH Function input terminal (FUNC1, FUNC2)
cannot be performed
Check item
Is the external wiring to CH Function input terminal (FUNC1,
FUNC2) correct?
*1
Is the interval of ΔT
or longer taken between change in the
1
setting in CH Preset value setting (RWw14 to RWw15, RWw2C
to RWw2D) and the execution of preset?
Is CH External preset/replace (Z Phase) request detection
(RX23, RX3B) off?
For ΔT
*1 , refer to the following.
1
Page 283, Appendix 4
(5) When the counter function selection cannot be performed
(a) When turning on CH Selected counter function start command (RY25, RY3D) does
not perform the counter function selection
Check item
Does the selected function apply to CH Selected counter
function start command (RY25, RY3D)?
If the selected function is one that starts to work at the rising edge
(OFF to ON) of CH Selected counter function start command
(RY25, RY3D), is CH Counter function detection (RX25, RX3D)
used as an interlock?
Is CH Function input terminal (FUNC1, FUNC2) off?
(b) When the input from CH Function input terminal (FUNC1, FUNC2) does not
perform the counter function selection
Check item
Is the external wiring to CH Function input terminal (FUNC1,
FUNC2) correct?
Is CH Selected counter function start command (RY25, RY3D)
off?
Action
Check the external wiring and correct errors.
*1
Set the interval of ΔT
or longer between change in the setting in
1
CH Preset value setting (RWw14 to RWw15, RWw2C to RWw2D)
and the execution of preset.
Turn off CH External preset/replace (Z Phase) request detection
(RX23, RX3B) by turning on CH External preset/replace (Z Phase)
request detection reset command (RY23, RY3B).
Note that the ON/OFF time of CH External preset/replace (Z Phase)
request detection reset command (RY23, RY3B) must be ΔT
longer. ( Page 249, Appendix 1.2)
Action
Check referring to the following.
Page 129, Section 8.6
Turn on or off CH Selected counter function start command (RY25,
RY3D) using CH Counter function detection (RX25, RX3D) as an
interlock.
Turn off CH Function input terminal (FUNC1, FUNC2).
Action
Check the external wiring and correct errors.
Turn off CH Selected counter function start command (RY25,
RY3D).
CHAPTER 11 TROUBLESHOOTING
*1
or
1
233
11