Mitsubishi Electric FR-HC2-7.5K Instruction Manual page 126

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(2)
AM terminal calibration (C1 (Pr. 901))
Converter
AM
5
Calibrate the AM terminal in the following procedure.
1) Connect a 0 to 10VDC meter (frequency meter) across converter terminals AM and 5. (Note the polarity. The
terminal AM is positive.)
2) Refer to the monitor description list (page 86) and set Pr. 50.
When you selected a monitor that needs full-scale setting (Pr. 50 = "1 to 3, 5, 7"), preset power supply frequency or
current that outputs 10V signal using Pr. 49, Pr. 51, Pr. 53, Pr. 55, and Pr. 56 .
REMARKS
 When outputting a signal such as input current, which cannot be adjusted to 100% easily by an operation, set Pr. 50 = "21"
(reference voltage output) for the calibration. 10VDC is output from the terminal AM.
(3)
How to calibrate the terminal FM when using the operation panel (FR-DU07-CNV)
Operation
1.
Confirm the operation status indicator and
operation mode indicator
2.
Press
to choose the parameter
setting mode.
3.
Turn
until
4.
Press
to display
5.
Turn
until
Set to C0 FM terminal calibration.
6.
Press
to enable setting.
8.
Turn
to adjust the indicator needle
to the desired position.
9.
Press
. Setting is complete.
REMARKS
 Calibration can be performed during operation.
 Terminal AM is initially-set to provide a 10VDC output in the full-scale
status of the corresponding monitor item. Calibration parameter C1 (Pr. 901)
DC10V
allows the output voltage ratios (gains) to be adjusted according to the
meter scale. Note that the maximum output voltage is 10VDC.
(When Pr. 54 = 5 (Power supply frequency))
appears.
.
appears.
+
-
Flicker...Parameter setting complete!!
By turning
, you can read another parameter.
Press
to return to the
Press
twice to show the next parameter (
Description of parameters
Display
The parameter
number read
previously appears.
C0 to C7
setting
is enabled.
The monitor set to Pr. 54 FM terminal
function selection is displayed.
Analog indicator
indication (step 4).
).
3
119

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