Basic Documentation

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Siemens Universal controllers RMU710B, RMU720B, RMU730B CE1P3150en
Building Technologies Aggregates 03.10.2011
Main menu > Commissioning > Settings > .... or
Main menu > Settings > Aggregates > Pump 1...4 >
Operating line Range Factory setting
Flow delay start 00.00...59.59 m:s 02.00 m:s
Flow delay operation 00.00...59.59 m:s 00.05 m:s
The switching values for the flow fault can be set.
Main menu > Commissioning > Settings > .... or
Main menu > Settings > Aggregates > Pump 1...4 >
Operating line Range Factory setting
Flow switching value on Depending on selected type Depending on type
Flow switching value off Depending on selected type Depending on type
If a flow fault occurs at the single pump, the pump is shut down. One of the
following flow messages appears.
No. Text Effect
1212 [Pump 1] no flow Urgent message; must be acknowledged and
reset
1222 [Pump 2] no flow Urgent message; must be acknowledged and
reset
1232 [Pump 3] no flow Urgent message; must be acknowledged and
reset
1242 [Pump 4] no flow Urgent message; must be acknowledged and
reset
If a flow fault occurs with twin pumps, automatic changeover to the motor output
occurs. A fault status message appears.
If both pumps are faulty, a fault message appears as per section 10.2.4 "Twin
pump".
Duri
ng the changeover period with run priority changeover, the flow is not
supervised.
No. Text Effect
1216 [Pump 1A] no flow Non-urgent message; must be acknowledged
and reset
1217 [Pump 1B] no flow Non-urgent message; must be acknowledged
and reset
1226 [Pump 2A] no flow Non-urgent message; must be acknowledged
and reset
1227 [Pump 2B] no flow Non-urgent message; must be acknowledged
and reset
1236 [Pump 3A] no flow Non-urgent message; must be acknowledged
and reset
1237 [Pump 3B] no flow Non-urgent message; must be acknowledged
and reset
1246 [Pump 4A] no flow Non-urgent message; must be acknowledged
and reset
1247 [Pump 4B] no flow Non-urgent message; must be acknowledged
and reset
Setting values
Setting values
Fault status messages
Single pump
Note
Fault status messages
Twin pump