PCU12005 datasheet(7/96 Pages) REDLION

7 / 96 page

Terminal Descriptions ...................................................................52

Connecting To A Host Terminal ..........................................................53

Troubleshooting Serial Communications ......................................................53

VALVE POSITION OPTION .................................................................54

Position Mode Valve Control ................................................................54

Velocity Mode Valve Control ...............................................................55

SECOND ANALOG INPUT OPTION ..........................................................56

Remote Setpoint ...........................................................................56

Flow Ratio Control .....................................................................56

Process Remote Setpoint Slave Control ....................................................56

Cascade Control

..........................................................................56

External Cascade Control

...............................................................57

Internal Cascade Control ................................................................58

PID CONTROL .............................................................................59

Proportional Band .........................................................................59

Integral Time .............................................................................59

Derivative Time ...........................................................................60

Output Power Offset (Manual Reset) .........................................................60

PID Adjustments ..........................................................................60

ON/OFF CONTROL .........................................................................62

AUTO-TUNE ................................................................................64

Initiate Auto-Tune .........................................................................65

Auto-Tune Of Secondary Output (OP2) / Main Output (OP1) Systems .............................65

Auto-Tune Of Internal Cascade Controllers ....................................................65

Auto-Tune Of External Cascade Systems (Remote Setpoint) ......................................66

APPENDIX “A” - APPLICATION EXAMPLES .................................................67

Chemical Mixing Application ...............................................................67

Flow Rate Programming Example ............................................................68

APPENDIX “B” - SPECIFICATIONS AND DIMENSIONS .......................................69

APPENDIX “C” - TROUBLESHOOTING ......................................................73

PCU12005 Datasheet(PDF) 7 Page - Red Lion Controls. Inc