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(2) Programming condition
This program is designed to read the temperatures measured with the thermocouple (K type, -200.0 to 1300.0)
connected to CH1 to CH3.
An error code can be read and reset.
The following table lists other programming conditions.
Item
Sampling cycle
250ms
Temperature conversion
Sampling processing
method
Alert output function
(3) Contents of the initial setting
(a) Station-based parameter
Control mode switching
Function extension and sampling cycle
selection
Set the initial values for the parameters other than the above.
(b) Temperature input mode parameter
CH1 Basic setting
CH2 Basic setting
CH3 Basic setting
CH2 Primary delay digital filter setting
CH2 Process alarm setting
CH3 Rate alarm setting
Set the initial values for the parameters other than the above.
CH1
Sampling processing
• Process alarm lower lower limit value: 2000
(200.0)
• Process alarm lower upper limit value: 2050
(205.0)
• Process alarm upper lower limit value: 2950
(295.0)
• Process alarm upper upper limit value: 3000
(300.0)
Setting item
Sampling cycle selection
Setting item
CH1 Input range
CH2 Input range
CH3 Input range
CH2 Process alarm warning output enable_disable setting
CH2 Process alarm lower lower limit value
CH2 Process alarm lower upper limit value
CH2 Process alarm upper lower limit value
CH2 Process alarm upper upper limit value
CH3 Rate alarm warning output enable_disable setting
CH3 Rate alarm warning detection cycle
CH3 Rate alarm upper limit value
CH3 Rate alarm lower limit value
Description
CH2
Primary delay digital filter (time constant 1s)
• Rate alarm warning detection cycle: 4 times (1s)
• Rate alarm upper limit value: 50 (+5.0)
• Rate alarm lower limit value: -50 (-5.0)
CHAPTER 9 PROGRAMMING
CH3
Set value
100h: Temperature input
mode
1: 250ms/4 Channel
Set value
49: K: -200.0 to 1300.0 (in
increments of 0.1)
49: K: -200.0 to 1300.0 (in
increments of 0.1)
49: K: -200.0 to 1300.0 (in
increments of 0.1)
2
0: Enable
2000
2050
2950
3000
0: Enable
4
50
-50
237
9
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Troubleshooting
