Mitsubishi Q Series User Manual page 50

3 SPECIFICATIONS
[When alert set value is positive]
Measured value (PV)
Alert set value
Temperature
set value (SV)
Alert status
3 - 19
2) Lower limit deviation alert
When the deviation [measured value (PV) - set value (SV)] is equal to or
less than the alert set value, the system is put in an alert status.
The setting range is full-scale.
Measured value (PV)
3) Upper/lower limit deviation alert
When the absolute value of deviation [measured value (PV) - set value
(SV)] is equal to or greater than the alert set value, the system is put in an
alert status.
The setting range is 0 to + full-scale.
Measured value (PV)
Alert set value
Temperature
set value (SV)
Alert set value
Alert status
4) Within-range alert
When the absolute value of deviation [measured value (PV) - set value
(SV)] is equal to or less than the alert set value, the system is put in an
alert status.
The setting range is 0 to + full-scale.
Measured value (PV)
Alert set value
Temperature
set value (SV)
Alert set value
Alert status
Measured value (PV)
Temperature
set value (SV)
Alert set value
Time
Alert status
Measured value (PV)
Measured value (PV)
MELSEC-Q
[When alert set value is negative]
Measured value (PV)
Non-alert status Alert status
Time
Time
Time
Non-alert status
Alert status
Non-alert status
Alert status
3 - 19