MG 47 Series - ALARM OUTPUT LOGIC (Coil Energized or De-Energized at Alarm); Operating Procedure

7347LHZ EM-9517-B Rev.10
MG CO., LTD. www.mgco.jp
5-2-55 Minamitsumori, Nishinari-ku, Osaka 557-0063 JAPAN
8.6 ALARM OUTPUT LOGIC (coil energized or de-energized at alarm)
Alarm output logic can be selected. This parameter is called energizing direction and coil energized ‘RYEN’ or de-ener-
gized ‘RYDN’ at alarm can be selected. In selecting coil de-energized at alarm, the alarm output logic is inverted. The
default setting is coil energized.
8.6.1 OPERATING PROCEDURE
NOTE
• Procedures to change ‘RYEN’ to ‘RYDN’ are described
here.
• To change ‘RYDN’ to ‘RYEN’, the procedures are same.
Select ‘RYEN’ in Step 3.
• With “Dual alarm” selected for the alarm point param-
eter, the LL and HH coil at alarms are disabled.
1
Hold down Alarm/↓ button for 3 seconds or more to move on
to Alarm Setting Mode.
• The alarm point is indicated.
• ‘HH’, ‘H’, ‘L’, ‘LL’ and ‘Fnc’ indicators turn on.
NOTE
• ‘ALM2’ or ‘ALM4’ is indicated depending on the setting.
• When “Dual alarm” is selected for the alarm point parameter, ‘HH’ and ‘LL’ indicators do not turn on.
2
Press Alarm/↓ or Scale/↑ button to go to the setting of the LL
(L, H or HH) coil at alarm.
• ‘RYEN’ is indicated.
• ‘LL’ (‘L’, ‘H’ or ‘HH’) indicator blinks and ‘Fnc’ indicator turns on.
1,2,
4
2,4
3
3
Blinking
Blinking
■L coil at
alarm
■H coil at
alarm
■HH
coil at
alarm