Process Alarm Upper/Lower Limit Values (Un\G94 To Un\G125) - Mitsubishi MELSEC-Q Series User Manual

3
SPECIFICATIONS
3.4.19
(1) Following four stages can be set: process alarm upper upper limit value,
(2) Set the range of measured temperature value for each channel in units
(3) Settable range and default value differ according to the thermocouple
(4) To activate the setting, turning ON/OFF the operating condition setting
(5) For details of process alarm, refer to Section 3.2.3.
3
- 43 3.4 Buffer Memory
3.4.19 CH[] process alarm upper/lower limit values (Un\G94 to Un\G125)
CH[ ] process alarm upper/lower limit values (Un\G94 to
Un\G125)
upper lower limit value, lower upper limit value, and lower lower limit
value.
of 0.1 .
type.
Table 3.13 Process alarm settable range and default value
Process
alarm
Thermocouple
lower
type
upper
limit
value
Thermocouple K - 2000
Thermocouple E - 2000
Thermocouple J - 400
Thermocouple T - 2000
Thermocouple B 6000
Thermocouple R
Thermocouple S
Thermocouple N - 2000
request (Y9) is required.
POINT
(1) When the settings below are applied, an error (error code 6
the error flag (XF) turns ON and the operation is carried out with the setting
before the error occurrence.
• Setting a value out of the above settable range.
• Setting a value that does not satisfy the following condition:
Process alarm lower lower limit value
lower limit value
(2) When "disable" is selected for the warning output enable/disable setting
(Un\G46), the settings of CH
to Un\G125) take no effect.
Default value
Process Process Process
alarm alarm alarm
lower upper upper
lower upper lower
limit limit limit
value value value
12000
9000
7500
3500
17000
0 16000
0 16000
12500
upper upper limit value
process alarm upper/lower limit value (Un\G94
Settable temperature range
(Accuracy guarantee range)
-2700 to 13700 (-2000 to 12000)
-2700 to 10000 (-2000 to 9000)
-2100 to 12000 (-400 to 7500)
-2700 to 4000 (-2000 to 3500)
0 to 18200 (6000 to 17000)
-500 to 17600 (0 to 16000)
-500 to 17600 (0 to 16000)
-2700 to 13000 (-2000 to 12500)
) occurs. Then
lower upper limit value upper