13 clear parameters, 1 parameter clear [clr, 2 alarm history clear [ecl – MITSUBISHI ELECTRIC FR-S520 User Manual

Page 124: 1 parameter clear, 2 alarm history clear

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115

2

POINT

By setting the Pr. 54 "AM terminal function selection" value, preset Pr. 55 "frequency
monitoring reference" or Pr. 56 "current monitoring reference" to the running
frequency or current value at which the output signal is 5V.
At 5V, the meter generally deflects to full-scale.

Related parameters

Choosing signal to be output to FM (AM) terminal

Pr. 54 "FM (AM) terminal function

selection" (refer to page 82)

Reference values of frequency and current values

Pr. 55 "frequency monitoring reference",

Pr. 56 "current monitoring reference"
(refer to page 84)

to

Refer to

,

(page 74).

2

.13 Clear Parameters

2

.13.1

Parameter clear

Initializes the parameter values to the factory settings.
Clear the parameters during a stop in the PU operation mode.

Parameter

Name

Factory

Setting

Setting

Range

Remarks

CLr

Parameter
clear

0

0, 1, 10

0: Clear is not executed.
1: Parameter clear *1

(Calibration parameters C1 to C7
are not cleared)

10: All clear *2

(All settings including those of
the calibration parameters C1
to C7 return to factory settings)

Setting is
enabled
when Pr. 30
= "1"

*1 Parameters are not cleared by setting "1" in Pr. 77 "parameter write disable

selection".
Pr. 75 "reset selection/PU stop selection", Pr. 38, Pr. 39, Pr. 53, Pr. 60 to Pr. 65,
Pr. 99, calibration parameters C1 to C7 and communication parameters n13,
n15 are not cleared.

*2 Pr. 75 "reset selection/PU stop selection" and communication parameter n13

"PU language switching" are not cleared.

REMARKS

For details of the operation procedure, refer to the instruction manual (basic).

2

.13.2

Alarm history clear

Erases the alarm history.

Parameter

Name

Factory

Setting

Setting

Range

Remarks

ECL

Alarm history
clear

0

0, 1

0: Not cleared
1: Alarm history clear

Setting is enabled
when Pr. 30 = "1"

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