Mitsubishi Electric a Serie Manuel page 81

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2 Simple Application Controllers
2) Remove the top cover from the jumper area and move the jumper to the pins labeled 200°C
as in "Hardware Setup" below.
Figure 12.7: AL2-2PT-ADP Gain Adjustment
3) Turn the power on and select "Others..." from the TopMenu while in Stop Mode.
4) After setting the mode to "PT100" (See the Offset Adjustment description above.), select
"Calibrate" from the Analog input settings menu.
5) Select "200°C" from the Calibrate menu as in "Controller Setup" in the figure 12.7 and press
OK. There should be a confirmation message that reads "OK." If not, refer to the Applicable
Error Checks section below. This completes the gain calibration procedure. To calibrate the
gain for channel 2, repeat the steps above but replace L1-, L1+ and I1- with L2-, L2+ and I2-
respectively. When the calibration is finished, move the jumper to the "LINE" pins.
Jumper position after calibration
It is usually necessary to perform the Offset Adjustment when performing the Gain
Adjustment. See section 12.4.3 for more details.
Hardware Setup
200°C 200°C
L1+ L1- I1-
Hardware Setup
Controller Setup
Ca l i b r a t e
- 5 0 ° C
2 0 0 ° C
LINE LINE
AL2-2PT-ADP 12
OK
T o p M e n u
C l o c k S e t
L A N G U A G E
O t h e r s . . .
I 0 1
M o d e
C a l i b r a t e
O f f s e t f i n e
ENG-69
ENG