Mitsubishi L Series User Manual page 98

(b) Operation of when Operating condition setting request (Y9) is turned OFF → ON →
OFF during difference conversion
During the difference conversion, even if Operating condition setting request (Y9) is turned OFF → ON → OFF,
the difference conversion before Operating condition setting request (Y9) continues and the difference
conversion reference value is not updated. To update the difference conversion reference value, restart the
difference conversion by changing Difference conversion trigger Trigger request (1) → No request (0) →
Trigger request (1) again.
Operating condition setting
request (Y9)
Operating condition setting
completed flag (X9)
CH Difference conversion
trigger (Un\G172 to Un\G175)
Scaling value
(digital operation value)
CH Difference conversion
reference value
(Un\G180 to Un/G183)
CH Scaling value
(digital operation value)
(Un\G54 to Un\G57)
CH Difference conversion
status flag
(Un\G190 to Un\G193)
(c) Operation of the maximum value and the minimum value
When the difference conversion starts, the maximum value and the minimum value of the values acquired by
the difference conversion are stored in CH
Maximum value/minimum value reset request (YD), the maximum value and the minimum value after the start
of the difference conversion can be checked.
CH Difference conversion
trigger (Un\G172 to Un\G175)
Scaling value
(digital operation value)
CH Difference conversion
reference value
(Un\G180 to Un/G183)
CH Scaling value
(digital operation value)
(Un\G54 to Un\G57)
CH Difference conversion
status flag
(Un\G190 to Un\G193)
CH Maximum value
(Un\G30, Un\G32,
Un\G34, Un\G36)
CH Minimum value
(Un\G31, Un\G33,
Un\G35, Un\G37)
Maximum value/minimum
value reset request (YD)
Maximum value/minimum value
reset completed flag (XD)
96
ON
OFF
OFF
Trigger request (1)
9950 10001 10100 10010 10510
10000 10000 10000 10000 10000
Not updated
0 1 100 10
Converting difference (1)
Maximum value and CH
No request (0)
9950 10001 10000 10210 10510
0 0 10000 10000
9950 10001 210
0
Not converted (0)
Maximum value/minimum value
before starting difference conversion
10001 10001 10001 10001 10001
600 600 0 0
ON
No request (0) Trigger request (1)
12000 12100 13250 13000
10000 10000 10000 13000
510 2000 12100 13250 0
Not converted (0) Converting difference (1)
Minimum value. By turning on
Trigger request (1)
12000 12100 13250 9950
10000 10000 10000
10000 10000
510 2000 2100 3250 -50
Converting difference (1)
Maximum value/minimum value
after starting difference conversion
10001 2100 3250 3250
0
0 2100 2100 -50
ON
OFF
ON
13310
Updated
13000
310
10100
10000
100
3250
-50
OFF