MG 40 Series - Basic Setting Procedure

1940DCT EM-9538-B Rev.5
MG CO., LTD. www.mgco.jp
5-2-55 Minamitsumori, Nishinari-ku, Osaka 557-0063 JAPAN
2.1.4 BASIC SETTING PROCEDURE
The following shows the procedure to set the CT secondary to 0 – 1 A AC and the CT primary to 0.0 – 300.0 A AC as an
example. Set values meeting signals to use. Refer to 3. SETTING SCALING VALUES for details of setting.
■ PARAMETER LIST FOR BASIC SETTING
Parameters used in the basic setting are as shown in the following table.
PARAMETER SETTING VALUE SETTING
Decimal point position 888.8 1 decimal place (10
-1
)
Input scaling value A 0.000 0% input: 0.000 A
Input scaling value B 1.000 100% input: 1.000 A
Display scaling value A 000.0 0% display: 0.0 A
Display scaling value B 300.0 100% display: 300.0 A
■ BASIC SETTING PROCEDURE
The basic setting procedure is as follows.
1
Conrm the wiring, turn on the power and move on to Scaling Setting Mode (measurement stopped).
• Hold down S
CALE/↑ button for 3 seconds or more.
2
Set decimal point position.
• Press S
HIFT button to shift the display into the setting standby mode and UP button to select the decimal point posi-
tion.
• Press S
HIFT button to apply the new setting.
3
Set input scaling value A.
• Press D
ISP/↓ or SCALE/↑ button to go to the next or previous parameter setting.
• Press S
HIFT button to show the current setting and SCALE/↑ button to shift the display into the setting standby mode.
• Press D
ISP/↓ or SCALE/↑ button to go to the next digit and UP button to change the blinking value.
• Press S
HIFT button to apply the new setting.
4
Set input scaling value B.
• Press D
ISP/↓ or SCALE/↑ button to go to the next or previous parameter setting.
• Press S
HIFT button to show the current setting and SCALE/↑ button to shift the display into the setting standby mode.
• Press D
ISP/↓ or SCALE/↑ button to go to the next digit and UP button to change the blinking value.
• Press S
HIFT button to apply the new setting.
5
Set display scaling value A.
• Press D
ISP/↓ or SCALE/↑ button to go to the next or previous parameter setting.
• Press S
HIFT button to show the current setting and SCALE/↑ button to shift the display into the setting standby mode.
• Press D
ISP/↓ or SCALE/↑ button to go to the next digit and UP button to change the blinking value.
• Press S
HIFT button to apply the new setting.
6
Set display scaling value B.
• Press D
ISP/↓ or SCALE/↑ button to go to the next or previous parameter setting.
• Press S
HIFT button to show the current setting and SCALE/↑ button to shift the display into the setting standby mode.
• Press D
ISP/↓ or SCALE/↑ button to go to the next digit and UP button to change the blinking value.
• Press S
HIFT button to apply the new setting.
7
Return to Measuring Mode (measurement started).
• Hold down D
ISP/↓ or SCALE/↑ button for 1 second or more to return to Measuring Mode.