Alert Definition (Buffer Memory Address 5, 6: Un\G5, Un\G6); Measured Value (Pv) (Buffer Memory Address 9, 10: Un\G9, Un\G10) - Mitsubishi Electric MELSEC-Q Series User Manual

3 SPECIFICATIONS

3.5.3 Alert definition (buffer memory address 5, 6: Un\G5, Un\G6)

3.5.4 Measured value (PV) (buffer memory address 9, 10: Un\G9, Un\G10)

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(1) When the cause of the alert is removed, the bit is set to "0".
The bit corresponding to the alert detected on the channel is set to 1. When the
cause of the alert is removed, the bit is set to 0.
Bit number
b0
b1
b2 to b7
b8
b9
b10
b11
b12
b13
b14
b15
(2) When an alert is detected during control, the control is continued. Output does
not turn off.
(1) Stores the Q62HLC-detected value on which the following processes have been
performed:
• Linearization
• Sensor compensation
(2) Measurement range is from the down scale
When the measured value exceeds the up scale or the down scale, then the
value of the up scale or the down scale is stored.
*1: Input range lower limit value – (full-scale
*2: Input range upper limit value + (full-scale
(3) For values to be stored for each input range, refer to Section 3.1.1 (1).
PV rose above the up scale of the preset input range.
PV fell below the down scale of the preset input range.
Unused
Alert 1 turned on.
Alert 2 turned on.
Alert 3 turned on.
Alert 4 turned on.
Unused
Loop disconnection was detected.
Unused
Unused
*1
MELSEC-Q
Definition
to the up scale *2 of input range.
5%)
5%)
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