Super Systems 3 Series - Manual (Page 3)

Series 3 Operations Manual
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6.4 Access Parameters ............................................................................................................................................................... 29
7. Controller Block Diagram ........................................................................................................................... 31
8. Temperature (or Process) Input ................................................................................................................. 32
8.1 Process Input Parameters .................................................................................................................................................... 32
8.1.1 Input Types and Ranges ........................................................................................................................................................ 33
8.1.2 Operation of Sensor Break .................................................................................................................................................... 34
8.2 PV Offset ............................................................................................................................................................................. 35
8.2.1 Example: To Apply an Offset: ............................................................................................................................................... 35
8.3 PV Input Scaling .................................................................................................................................................................. 35
8.3.1 Example: To Scale a Linear Input ........................................................................................................................................... 35
9. Input/Output ............................................................................................................................................. 36
9.1 Input/Output Parameters ..................................................................................................................................................... 37
9.1.1 Input/Output 1 List (IO-1) ...................................................................................................................................................... 37
9.1.2 Remote Digital Setpoint Select and Remote Fail .................................................................................................................... 38
9.1.3 Sense ................................................................................................................................................................................... 38
9.1.4 Source .................................................................................................................................................................................. 38
9.1.5 Power Fail ............................................................................................................................................................................. 38
9.1.6 Example: To Configure IO-1 Relay to Operate on Alarms 1 and 2: ........................................................................................... 38
9.1.7 Output List 2 (OP-2) ............................................................................................................................................................. 39
9.1.8 Output List 3 (OP-3) .............................................................................................................................................................. 39
9.1.9 AA Relay (AA) (Output 4) ...................................................................................................................................................... 40
9.1.10 Digital Input Parameters .................................................................................................................................................. 41
9.2 Current Transformer Input Parameters (Current Transformer is not available) .................................................................... 42
10. Setpoint Generator .................................................................................................................................... 43
10.1 Setpoint Parameters ............................................................................................................................................................ 43
10.2 Example: To Set Ramp Rate ............................................................................................................................................... 44
11. Control ...................................................................................................................................................... 45
11.1 Types of Control .................................................................................................................................................................. 45
11.1.1 On/Off Control ................................................................................................................................................................ 45
11.1.2 PID Control ...................................................................................................................................................................... 45
11.2 Control Parameters .............................................................................................................................................................. 46
11.2.1 Proportional Band ‘PB’ ..................................................................................................................................................... 48
11.2.2 Integral Term ‘TI’ .............................................................................................................................................................. 48
11.2.3 Derivative Term ‘TD’ ........................................................................................................................................................ 49
11.2.4 Relative Cool Gain ‘R2G’ ................................................................................................................................................... 49
11.2.5 High and Low Cutback ..................................................................................................................................................... 50
11.2.6 Manual Reset ................................................................................................................................................................... 50
11.2.7 Control Action ................................................................................................................................................................. 50
11.2.8 Loop Break ...................................................................................................................................................................... 50
11.2.9 Cooling Algorithm ........................................................................................................................................................... 50
11.3 Tuning ................................................................................................................................................................................. 50
11.3.1 Loop Response ................................................................................................................................................................ 51
11.3.2 Initial Settings ................................................................................................................................................................. 51
11.3.3 Automatic Tuning ............................................................................................................................................................ 53
11.3.4 To Start Autotune ............................................................................................................................................................ 53
11.3.5 Autotune from Below SP – Heat/Cool ............................................................................................................................... 54
11.3.6 Autotune From Below SP – Heat Only .............................................................................................................................. 55
11.3.7 Autotune at Setpoint – Heat/Cool ......................................................................................................................................... 56
11.3.8 Manual Tuning ................................................................................................................................................................. 56
11.3.9 Manually Setting Relative Cool Gain ................................................................................................................................. 57
11.3.10 Manually Setting the Cutback Values ............................................................................................................................... 58
11.4 Auto-tune Configures R2G ................................................................................................................................................... 59
11.5 Example: To Configure Heating and Cooling ....................................................................................................................... 60
11.5.1 Effect of Control Action, Hysteresis and Deadband ........................................................................................................... 61
12. Alarms ....................................................................................................................................................... 62
12.1 Types of Alarm ..................................................................................................................................................................... 62
12.1.1 Alarm Relay Output ......................................................................................................................................................... 64
12.1.2 Alarm Indication .............................................................................................................................................................. 64
12.1.3 To Acknowledge An Alarm ............................................................................................................................................... 64
12.2 Behaviour of Alarms After a Power Cycle ............................................................................................................................. 65
12.2.1 Example 1 ........................................................................................................................................................................ 65
12.2.2 Example 2 ........................................................................................................................................................................ 65
12.2.3 Example 3 ........................................................................................................................................................................ 65
12.3 Alarm Parameters ................................................................................................................................................................ 66
12.3.1 Example: To Configure Alarm 1 ........................................................................................................................................ 67
12.4 Diagnostic Alarms ................................................................................................................................................................ 68
12.4.1 Out of Range Indication ................................................................................................................................................... 68
13. Digital Communications ............................................................................................................................. 69
13.1 Digital Communications Wiring ............................................................................................................................................ 69
13.1.1 EIA485 (2-wire) ................................................................................................................................................................ 69