Mitsubishi Electric Fatec GOT2000 Series Basic Training Textbook page 188

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Specifications of the user alarm observation
(1) Alarm detection condition and range
(a) Detection condition
• Rising (OFF to ON) or falling (ON to OFF) of the bit device
• Word device value
(b) Collection cycle (monitoring cycle)
The user alarms can be collected and updated to a buffering area of the GOT in a cycle set by the user
regardless of a displayed screen.
The setting range of the cycle is 100 ms to 3600 seconds.
(c) Setting range
• Alarm points
The alarm points are the monitorable device points.
Up to 32767 points of devices can be monitored.
• Alarm ID
Each user alarm observation setting has an alarm ID number.
The alarm ID numbers range from 1 to 32767.
However, up to 255 user alarm observation settings can be set.
(2) Setting example
Alarm detection conditions, collection cycles (observation cycle),
and number of alarms for each alarm ID
Alarm ID: Up to 255 (The number for the alarm ID is 1 to 32767.)
Number of alarms: Up to 32767 (Total number of alarms set for each alarm ID)
Alarm ID: 10 (An alarm for the maintenance)
D10 > 40 [Supply oil]
D20 > 500 [Supply fuel]
Alarm ID: 50 (An alarm for an emergency)
M10: OFF → ON [LineA abnormal stop]
M20: OFF → ON [LineB abnormal stop]
M30: OFF → ON [LineC abnormal stop]
M40: OFF → ON [LineD abnormal stop]
Alarm ID: 900
M80: OFF → ON [Check a battery]
M81: OFF → ON [Check the
M82: OFF → ON [Check the
M83: OFF → ON [Check a fuse]
App - 4
hydraulic pressure]
internal pressure]
Setting
Alarm detection condition: Values of
Watch cycle : 3600 seconds
Alarm points : 50
Setting
Alarm detection condition: Bit devices
Watch cycle : 2 seconds
Alarm points
Setting
Alarm detection condition: Bit devices
Watch cycle : 60 seconds
Alarm points : 4
word devices
4