Toshiba LF494 - Manual (Page 78)

TOSHIBA
6 F 8 A 0 7 7 4
To change the high/low limit alarm status and its alarm limit value:
The following example shows how to change the high limit alarm enable/disable status
from OFF io ON and change the high limit value from +100 % to +105
K e y operation Display example Description
Sh'l
□
11 : H. ALARM SET
OFF
Press [SE'l’j first to start tlie items selection sequence
and select 11 ; H* ALARM SET from among the
configuration items using [ ► j and [ a . ] keys. Then
press [SET] again to display the liigh limit alarm
enable/disuble status (OFF at this point).
►
11: H. ALARM SET
OFF
Pressing [ ► ], Ihc cursor appears.
▲
n 11 : R ALARM SET
ON
Change the status by pressing [.^ ]. {Note 1)
SKF
□ 12: H. ALARM VAL
+100. oi
Prc.ssing [SET], the cursor disappears and the
changed status flickers. Press [SET] again to save
the status. Then the system goes to the item
12: IF ALARM VAL, and displays the current high
limit value (+
10
(
1
.
0
%).
►
□
12: H. ALARM VAL
+ 100. Q %
Move the cursor to the digit to be changed.
▲
□
12: H. ALARM VAL
+ 105. 0 %
Change the value to "5” by pressing [ ^ ] five times.
(Note
2
)
(If necessary, move the cursor to auollicr digit by
pressing f
►
1
and change the value,)
SFT
□ 12: H. ALARM VAL
+ 105. OX
Pressing [SET], the cursor disappears and the changed
high limit value display flickers. Press [SET] again lo
save the value.
SFT
□ 12: H. ALARM VAL
Pressing [SET], the system returns to the items
selection sequence.
Notes:
1
,
2 ,
If the high limit alarm cnahie/disable status is set lo OFF, the subsequent high
limit value setting sequence will not come out.
If yo u ir>' to set ih e va I u e above +110% or be low' -10 % of the span, tlie e rror
messages *H. OVER SPEC or +L OVER SPEC, respectively, appear. Set the high or
low limit value whthin the specified range.
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