Mitsubishi Electric MELSEC iQ-F FX5 User Manual page 142

Temperature control
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CH1 Temperature process value (PV) for input with another (external) analog module
The digital input value of the current or voltage converted in another analog module on the system can be used as a
temperature process value (PV). Store the digital input value of the current or voltage converted by another analog module in
this area. For details, refer to the following.
Page 50 Input
Precautions
• If a greater value than (external input range upper limit +5% of external input range) is set, an input upper limit alert occurs,
and 'CH1 event' (Un\G429) b0 turns ON.
• If a smaller value than (external input range lower limit -5% of external input range) is set, an input lower limit alert occurs,
and 'CH1 event' (Un\G429) b1 turns ON.
■Buffer memory address
The following table shows the buffer memory address of this area.
Buffer memory name
CH Temperature process value (PV) for input with another (external) analog
module
CH Temperature process value (PV) for input with another (external) analog
module (If using FX3 allocation mode)
■Default value
The default value is 0.
CH1 Cooling proportional band (Pc) setting
Set the cooling proportional band (Pc) to implement the heating and cooling PID control.
■Buffer memory address
The following table shows the buffer memory address of this area.
Buffer memory name
CH Cooling proportional band (Pc) setting
CH Cooling proportional band (Pc) setting (If using FX3 allocation mode)
■Setting range
*1
1 to 10000 (span
0.1 to 1000.0%)
*1 During internal temperature inputs, input range span. During internal micro voltage inputs, scaling span. During external inputs, external
input span.
■Default value
The default value is 30 (3.0%).
CH1 Input range
Select the input type used by the temperature control module.
■Buffer memory address
The following table shows the buffer memory address of this area.
Buffer memory name
CH Input range
CH input range (If using FX3 allocation mode)
APPX
140
Appendix 4 Buffer Memory Areas
CH1
CH2
438
638
25
26
CH1
CH2
439
639
59
99
CH1
CH2
501
701
208
214
CH3
CH4
838
1038
27
28
CH3
CH4
839
1039
139
179
CH3
CH4
901
1101
220
226

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