Mitsubishi L Series User Manual page 188

(25)CH Difference conversion trigger (Un\G172 to Un\G175)
Use this buffer memory as a trigger to start/stop the difference conversion.
For details on the difference conversion function, refer to the following.
• Difference Conversion Function (
Difference conversion trigger
(a) Starting/Stopping the difference conversion
• When the setting value is turned No request (0) → Trigger request (1), the difference conversion starts.
• When the setting value is turned Trigger request (0) → No request (1), the difference conversion stops.
(b) Default value
All channels are set to No request (0).
In the channel where a setting value other than the above is set, an error occurs. The error code is stored in Latest error
code (Un\G19) and Error flag (XF) turns on. However, the difference conversion continues.
(26)CH Difference conversion reference value (Un\G180 to Un\G183)
This is the area for storing the scaling value (digital operation value) at the start of the difference conversion as
the difference conversion reference value.
(a) Setting range
Setting range is -32768 to 32767.
● The difference conversion reference value is updated when CH
turned No request (0) → Trigger request (1).
● Even if CH
converted (0), CH
186
No request
Trigger request
b15 b14 b13 b12 b11 b10 b9 b8 b7 b6 b5
Sign bit
1: Negative
0: Positive
Difference conversion status flag (Un\G190 to Un\G193) is turned Converting difference (1) → Not
Difference conversion reference value (Un\G180 to Un\G183) is not cleared.
Page 94, Section 8.13)
b4 b3
Data section
Difference conversion trigger (Un\G172 to Un\G175) is
Setting value
0
1
b2 b1 b0