Re[2]: Period-Phase

2001-09-05 Thread JOHN E ZIEGLER
Following up. Gateway periods are listed in the B0193RL document. You can also display them in the ICC. In the ICC, under the "SHOW" menu pick, there is an option for "GW PROCESSING PERIODS." This lists all of the correct gateway period codes and their seconds

PIDA Blocks with I-only Control

2001-08-22 Thread JOHN E ZIEGLER
Could some provide some insight into using a PIDA block with I-only control? Or a Foxboro reference for this information? My big question is how do you set the gain? Also, I would appreciate any other configuration tips people might have. Thank you for assi

Can alarms be grouped to give a single alarm?

2000-09-22 Thread JOHN E ZIEGLER
I would like to know if alarms from different blocks can be grouped to give a single alarm. For example, a pump stops working. I could get a pump status alarm, a lo flow alarm, a hi output alarm, and a hi level alarm. All of these alarms represent one condition.

How to figure historian size?

2000-08-25 Thread JOHN E ZIEGLER
I am interested in determining the size of my historian. Can it handle 500 or 1000 tags maximum? The historian is on an AW51B running 6.1.1 software. Can anyone tell me a way to do this? Jack Ziegler Sunoco Chemicals Frankford Phenol Plant 21