PMA KS 800 - Functional Description Manual

84 pages

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Table of Contents

Default Chapter3
- Table of Contents3
1 Introduction7
- Basic Structure7
- Input7
- Functions8
- Output8
2 Input Signal Processing9
- Measurement Value Pre-Processing9
- Measuring Frequency9
- Sensor Types9
- Measurement Value Correction11
  - Application Examples12
- Digital Input Signal Pre-Processing12
3 Controller Block Diagram14
- Sequence Control14
4 Set-Point Functions15
- Set-Point Control15
5 Function Block Protocol16
- Data Structure16
- Structure of Configuration Words17
  - Function Block Instrument17
6 Controller Statuses and Status Priorities21
- Priority 0 Automatic21
- Priority 1 Tune, Run21
- Priority 2 Tune, Error22
- Priority 3 Sensor Break22
- Priority 5 Manual22
- Priority 7 Y_Track23
- Priority 8 Controller off23
7 Automatic - Manual Switch-Over24
8 Self-Tuning for Single-Loop Controllers25
- Preparation for Controller Self-Tuning25
- Self-Tuning Procedure with Heating26
- Self-Tuning Procedure with Heating and Cooling Processes: (3-Point Controller)26
- Set-Point Monitoring27
- Self-Tuning Several Controllers in a Group27
9 Controlled Adaptation29
- Control Function Parameters30
10 Signaller31
11 Two-Point Controller32
12 Three-Point DPID Controller34
13 Three-Point Stepping Controller36
14 Forcing of Switching Outputs39
15 Continuous Controllers40
16 Water Cooling42
- Water Cooling Controller Self-Tuning44
17 Cascade Control45
- Configuration of a Simple Cascade45
- Controller Behaviour with Switch-Over46
  - Master Controller Switch-Over from46
  - Slave Controller Switch-Over46
- Interruption of Cascade Operation46
- Example of Cascade Control with up to 7 Slave Controllers47
18 Start-Up Circuit49
19 Mean Value Formation for the Output Hold Function51
20 Heating Current Monitoring52
- Monitoring Cycle52
  - Heating Current Alarm, Reset and Quick Test53
21 Evaluation of Heating Current Measurement54
- Leakage Current Monitoring54
- Heating Current Scaling Factor55
22 Alarm Handling56
23 Configuration58
- General58
- Main Configuration Groups58
- Inputs64
- Configuration Examples68
- Outputs69
24 Special Functions79
- Selective Mean Value Formation79
  - Configuration81
- Safety Limiter with Holding Function82

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