Siemens SITRANS L Pointek ULS200 Manuale di istruzioni per l'uso - Pagina 31
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Pump control with level alarm
This application uses the device to provide pump control and one level alarm.
If the material reaches a control setpoint, the well is pumped down or up respectively. If the
material reaches an alarm setpoint, the alarm will sound until the material moves beyond the
deadband value.
Relay Function 8: Pump Up Control with Low Alarm
①
②
③
④
⑤
⑥
⑦
⑧
⑨
Application adjustments
Relay function
Alarm setpoint
Pointek ULS200
Operating Instructions, 01/2019, A5E32268616-AB
Relay 1 (pump up) (e.g. 3 m)
Relay 2 (low alarm) (e.g. 3.5 m)
Blanking (e.g. 0.5 m)
Pump off
Alarm off
Pump on
Alarm on
Deadband 2 (e.g. 1 m)
Deadband 1 (e.g. 2 m)
6 - High control/low alarm
•
7 - High control/high alarm
•
8 - Low control/low alarm
•
9 - Low control/high alarm
•
10 - High control/LOE alarm
•
11 - Low control/LOE alarm
•
Set the low alarm to the desired values.
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