Basic Documentation

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Siemens Universal controllers RMU710B, RMU720B, RMU730B CE1P3150en
Building Technologies Support on errors and faults 03.10.2011
29.2 Error/fault code list
Code no. Cause of error/fault Effect
10 Outside temp sensor error See 8.4.5 Outside temperature
11 >1 outside temperature sensor See 8.4.5 Outside temperature
12 Outs sensor simulation active See 8.4.5 Outside temperature
60 Room sensor error plant 1 See 8.5.5 Room temperature
61 >2 room sensors in plant 1 See 8.5.5 Room temperature
100 Simulation inputs active
See 8.1.3 Input terminal simulation
101
...264
[N.X1] sensor error,
RMZ788(2).X4 sensor error
See 8.2.5 Analog inputs
See 8.7.5 Remote setpoint adjuster, absolute
See 8.8.5 Remote setpoint adjuster, relative
See 8.4.5 Outside temperature
See 8.5.5 Room temperature
See 10.4 He
at recovery equipment (basic types A, P)
See 10.5.12 Mixed air damper (basic types A, P)
See 15.2.3 General limiter
See 15.3.3 Sequence limiter
See 15.6.3 Universal shift
See 16.6.1 IAQ controller (basic types A and P)
See 25.8 Heat demand
See 26.8 Refrigeration demand
1111 Supply air overload See 10.1.8 Fan (basic types A and P)
1112 Supply airflow error See 10.1.7 Fan (basic types A and P)
1113 Supply air press diff sensor error See 10.1.19 Fan (basic types A and P)
1114 Supp air precom no checkb sign See 10.1.10 Fan (basic types A and P)
1121 Extract air overload See 10.1.8 Fan (basic types A and P)
1122 Extract airflow error See 10.1.7 Fan (basic types A and P)
1123 Extr air press diff sensor error See 10.1.19 Fan (basic types A and P)
1124 Extr air precom no checkb sign See 10.1.10 Fan (basic types A and P)
1210 [Pump 1] fault See 10.2.4 Pump
1211 [Pump 1] overload See 10.2.7 Pump
1212 [Pump 1] no flow See 10.2.6 Pump
1214 [Pump 1A] overload See 10.2.7 Pump
1215 [Pump 1B] overload See 10.2.7 Pump
1216 [Pump 1A] no flow See 10.2.6 Pump
1217 [Pump 1B] no flow See 10.2.6 Pump
1218 [Pump 1] precom no checkb sign See 10.2.9 Pump
1220 [Pump 2] fault See 10.2.4 Pump
1221 [Pump 2] overload See 10.2.7 Pump
1222 [Pump 2] no flow See 10.2.6 Pump
1224 [Pump 2A] overload See 10.2.7 Pump
1225 [Pump 2B] overload See 10.2.7 Pump
1226 [Pump 2A] no flow See 10.2.6 Pump
1227 [Pump 2B] no flow See 10.2.6 Pump
1228 [Pump 2] precom no checkb sign See 10.2.9 Pump
1230 [Pump 3] fault See 10.2.4 Pump
1231 [Pump 3] overload See 10.2.7 Pump
1232 [Pump 3] no flow See 10.2.6 Pump