Table of Contents
Advertisement
3 SPECIFICATIONS
3.5.48 Alert alarm 1 to 4 mode setting
(buffer memory address: C0
3.5.49 Heater current measurement value (buffer memory address: 100
3 - 47
to C3
H
(1) Sets the alert mode which gives an alarm.
No alert alarm will be given if "0" is set to the alert alarm 1 to 4 mode setting buffer
memory (C0
to C3
H
(2) The alert values of alert alarms 1 to 4 are set to the following buffer memory
addresses.
• Channel 1: 26
to 29
H
• Channel 2: 46
to 49
H
• Channel 3: 66
to 69
H
• Channel 4: 86
to 89
H
(3) The correspondences between buffer memory addresses and channels are listed
below.
Mode setting item
Alert 1
Alert 2
Alert 3
Alert 4
(4) The following table indicates the alert modes and set values.
Refer to Section 3.3.11 for the alert alarms of the Q64TC.
Alert mode
Setting
Upper limit input alert
1
Lower limit input alert
2
Upper limit deviation
3
alert
Lower limit deviation
4
alert
Upper/lower limit
5
deviation alert
Within-range alert
6
(1) Stores the heater current detected by the Q64TC.
(2) Stores the value within the range set for CT selection (buffer memory address:
110H to 117 H).
Held at the upper limit value if the heater current value exceeds the upper limit
value of the measurement range.
POINT
Either of the following values must be set to start heater current measurement.
• CT input channel assignment setting (buffer memory address: 108
• Reference heater current value (buffer memory address: 118
When both are 0, heater current measurement is not made.
, D0
to D3
, E0
H
H
H
, D0
to D3
, E0
to E3
H
H
H
H
H
H
H
H
CH1
CH2
C0
D0
H
C1
D1
H
C2
D2
H
C3
D3
H
Alert mode
Upper limit input alert with
wait
Lower limit input alert with
wait
Upper limit deviation alert
with wait
Lower limit deviation alert
with wait
Upper/lower limit deviation
alert with wait
—
MELSEC-Q
to E3
, F0
to F3
H
H
H
, F0
to F3
).
H
H
H
CH3
E0
H
H
E1
H
H
E2
H
H
E3
H
H
Setting
Alert mode
7
—
8
—
Upper limit deviation alert
9
with re-wait
Lower limit deviation alert
10
with re-wait
Upper/lower limit deviation
11
alert with re-wait
—
—
to 107
H
H
to 11F
H
)
H
CH4
F0
H
F1
H
F2
H
F3
H
Setting
—
—
12
13
14
—
)
H
to 10F
)
H
)
H
3 - 47
Advertisement
Table of Contents
