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PLC User's Manual - Analog Control Edition
Table of Contents
5.4.11 BFM #28: Over-scale status.....................................................................................................B-37
5.4.12 BFM #29: Error status ..............................................................................................................B-38
5.4.13 BFM #30: Model code ..............................................................................................................B-39
5.4.14 BFM #41 to #44: Offset data / BFM #51 to #54: Gain data ......................................................B-39
5.4.15 BFM #61 to #64: Addition data.................................................................................................B-40
5.4.16 BFM #71 to #74: Lower limit error setting / BFM #81 to #84: Upper limit error setting.............B-41
5.4.17 BFM #91 to #94: Abrupt change detection value setting..........................................................B-42
5.4.18 BFM #99: Clearance of upper/lower limit error data and abrupt change detection data ..........B-43
5.4.19 BFM #101 to #104: Minimum peak value / BFM #111 to #114: Maximum peak value ............B-43
5.4.20 BFM #109: Minimum peak value resetting / BFM #119: Maximum peak value resetting.........B-44
5.4.21 BFM #125: Peak value automatic transfer to first data register specification...........................B-44
5.4.22 BFM #126: Upper/lower error status data automatic transfer-to data register specification.....B-45
5.4.23 BFM #127: Abrupt change detection status data automatic transfer-to data register
specification...........................................................................................................................B-46
5.4.24 BFM #128: Over-scale status data automatic transfer-to data register specification ...............B-47
5.4.25 BFM #129: Error status data automatic transfer-to data register specification.........................B-47
5.4.26 BFM #197: Selection of cyclic data update function (function for data history)........................B-48
5.4.27 BFM #198: Data history sampling time setting.........................................................................B-48
5.4.28 BFM #199: Data history resetting/stoppage .............................................................................B-49
5.4.29 BFM #200 to #6999: Data history.............................................................................................B-50
6. Changing Input Characteristics B-51
6.1 Procedure for Changing Input Characteristics ...........................................................................B-51
7. Examples of Practical Programs B-54
7.1 Program That Uses Averaging Time..........................................................................................B-54
7.2 Program That Uses Convenient Functions ................................................................................B-56
7.3 Program That Uses Data History Function ................................................................................B-59
7.4 Initialization Program for 4AD (Factory Default).........................................................................B-62
8. Troubleshooting B-63
8.1 PLC Version Number Check ......................................................................................................B-63
8.2 Wiring Check..............................................................................................................................B-63
8.3 Program Check ..........................................................................................................................B-63
8.4 Error Status Check.....................................................................................................................B-64
8.5 4AD Initialization and Test Program...........................................................................................B-65
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