
Monitoring and Operating the Controller
4.7 Start Up Procedure for Operation
Table 4-6 Procedure for Starting Up the Controller
Single | Dual | Operation | Press | Result |
Display | Display |
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Step | Step |
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1 | 1 | Configure | Setup |
| Make sure the controller has been configured properly | ||
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| and that all the values and selections have been recorded | |||
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| on the Configuration Record Sheet. See steps 4 & 5. |
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| 2 | Select |
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| N/A for Single Display Model | ||
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| Manual | Reset |
| Until “M” indicator is ON. | ||
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| The controller is in manual mode. | |||
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| 3 | Adjust the |
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| N/A for Single Display Model | ||
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| Output |
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| To adjust the output value and ensure that the final control | ||
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| element is functioning correctly. | |
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| Upper Display = PV Value |
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| Lower Display = OT and the output value in % |
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| 4 | Select |
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| N/A for Single Display Model | ||
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| Automatic | Reset |
| Until “A” indicator is ON. | ||
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| The controller is in Automatic mode. | |||
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| The controller will automatically adjust the output to |
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| maintain the process variable at setpoint. |
2 | 5 | Enter the |
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| Upper Display = Pv Value | |
| Lower |
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| Local |
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| Lower Display = SP and the Local Setpoint Value | |
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| Setpoint |
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| To adjust the local setpoint to the value at which you want |
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| the process variable maintained. |
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| The local setpoint cannot be changed if the Setpoint |
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| Ramp function is running. |
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3 | 6 | Tune the |
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| Use Accutune to tune the controller; see product manual |
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| for detailed procedure or refer to Tuning Set Up group to | |
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| set that the selections for PB or GAIN, RATE T, and I MIN |
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| or I RPM. |
4/07 | UDC2500 Universal Digital Controller Product Manual | 99 |