Output Signal Functions; Buffer Memory - Mitsubishi Electric MELSEC-Q Series User Manual

3 SPECIFICATIONS

3.4.3 Output signal functions

Xn2

Buffer memory

address: 0
Yn2
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(1) Setting/operation mode command (Yn1)
(a) This signal sets the mode of the Q62HLC.
During the process of switching the modes, the setting value cannot be
changed.
• OFF : Setting mode
• ON : Operation mode
(b) This signal is set to all 2 channels together.
(c) The setting values of the following setting items can be changed only when
Yn1 is off.
A write data error (error code: 3) will occur if the values are changed in the
operation mode.
• Input range (buffer memory address: 32, 64)
• Alert 1 to 4 mode setting (buffer memory address: 192 to 195, 208 to 211)
• Control data used for the program control, zone PID data, program pattern
*1
data
*1: For details, refer to Section 3.2.12.
(d) For the Q62HLC operation by the on/off status of the Setting/operation
mode command (Yn1), refer to Section 3.2.19.
(2) Error reset command (Yn2)
This signal clears (resets) Error code (buffer memory address: 0) and turns off
Error flag (Xn2).
OFF
00
H
OFF
(3) Auto tuning start command (Yn4, Yn5)
(a) This signal starts auto tuning.
(b) Turning on this command (Yn4, Yn5) starts auto tuning and turns on Auto
tuning status flag (Xn4, Xn5).
When auto tuning is completed, Auto tuning status flag (Xn4, Xn5) turns off.
(c) Keep this command on while auto tuning is being executed and turn it off on
completion of auto tuning.
ON
Error code
MELSEC-Q
00
H
ON
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