Telemecanique Altivar 56 manual - Northern Industrial

Bulletin No. 50006-519-01BChapter 5 — ConfigurationDecember 1996 7 → General Configuration Menu3. Select AI1 for setpoint input.4. Calculate SP GAIN and OFFSET and enter the values.Setpoint Signal Input on AI1 Corresponding Process Value0 V 100 m 3 . Setpoint Min.Process value at low speed.10 V 10 m 3 . Setpoint Max.Process value at high speed.Feedback Signal Input on AI2 Corresponding Process Value0 mA 5 m 3 . Feedback Min.Process value at minimum feedback.20 mA 10 m 3 . Feedback Max.Process value at maximum feedback.SP GAIN10 – 100= ⎛---------------------⎞× 9999 = – 4615⎝ 200 – 5 ⎠OFFSET100 – 5= ⎛------------------⎞× 9999 = 4871⎝200 – 5⎠5. Select FEED BACK in the PI Regulator screen.6. Select FB INPUT.7. Select AI2 for feedback input.8. Select MIN FEED BACK.9. Enter 10 for the minimum process level.10. Select MAX FEED BACK.11. Enter 100 for the maximum process level.12. If desired, enter optional LOW LEVEL ALM and HIGH LEVEL ALM values.13. Adjust KP and KI to achieve the best system response.Example 4This example is the same as Example 3 except it uses the keypad as the means forsetpoint entry. The desired setpoint point is 55 m 3 .1. Select YES, SET POINT in the PI Regulator menu.2. Select KEYPAD as means for setpoint entry.3. Calculate SP GAIN and OFFSET as in Example 3 and enter the value.4. Select FEED BACK in the PI Regulator screen.5. Select FB INPUT.6. Select AI2 for feedback input.7. Select MIN FEED BACK.8. Enter 10 for the minimum process level.9. Select MAX FEED BACK.10. Enter 100 for the maximum process level.11. If desired, enter optional LOW LEVEL ALM and HIGH LEVEL ALM values.12. Calculate PI SET POINT and enter the value in the 1→Parameter Setting menu.55 – 10PI SET POINT = ⎛---------------------⎞× 9999 = 5000⎝100 – 10⎠13. Adjust KP and KI to achieve the best system response.© 1996 Square D All Rights Reserved93ηττπ://νιχοντρολσ.χοm