E6582062
6. [Advanced] How to use parameters
6-148
4
4
6
9
The trip level is the value which is set by <F646> when <F108>= "4: PTC input", and if <F108>= "5:
PT100", "7: PT1000", and "9: KTY84", it is the setting value of <F656>.
Pre-alarm level is 60% of <F646> when <F108>="4".
Pre-alarm level is <F656> - 10 deg.C when <F108>="5", "7", and "9".
■
Signal output of PTC input pre-alarm
Assign "150: PTC input pre-alarm" to the unused output terminal.
Memo
• With optional terminals [AI4] and [AI5], PTC thermal protection is possible in the same manner.
For details, refer to "I/O extension 1 installation manual" (E6582128).
Reference
• How to operate the operation panel -> Refer to [3. 1. 1].
• How to switch display mode on the operation panel -> Refer to [3. 1. 2].
• Procedure to change parameter setting -> Refer to [4. 2. 3]
• Details on operation by external signals -> Refer to [Chapter 7].
RR
CC
PTC
Summary of Contents for TOSVERT VF-AS3
Page 2: ...1 9 ...
Page 14: ......
Page 17: ...E6582062 iii I 3 9 15 Warranty 15 1 16 Disposal 16 1 ...
Page 18: ......
Page 34: ......
Page 438: ......
Page 458: ......
Page 470: ......
Page 482: ......
Page 502: ......
Page 572: ......
Page 590: ......
Page 608: ......
Page 616: ......
Page 618: ......
Page 620: ......
Page 621: ...1 3 9 10 ...