Siemens LMS14 User Manual page 421

Building Technologies Division
St tank transfer pump Q11
If the temperature level of the buffer storage tank is high enough, the DHW storage tank
can be charged by the buffer. This transfer can be made via storage tank transfer pump
Q11.
DHW mixing pump Q35
Separate pump for storage tank circulation during the time the Legionella function is
active.
DHW intern circ pump Q33
Charging pump with DHW storage tank using an external heat exchanger.
Heat request K27
Contact makes to inform an external heat source that a request for heat is pending.
Note!
With compensation variants without room thermostat, a minimum demand for heat
may constantly be present, leading to a heat request to the external heat source.
Note!
With cascade operation, this function can only be used via the master.
Refrigeration request K28
Output K28 is activated when there is a request for cooling energy in cooling circuit 1.
Heat circuit pump HC1 Q2
Pump heating circuit HC1 is activated.
Heat circuit pump HC2 Q6
Pump heating circuit HC2 is activated.
DHW ctrl elem Q3
Controlling element for DHW storage tank.
Instant WH ctrl elem Q34
Controlling element for instantaneous water heater.
Water refill K34
Function is not implemented.
2nd boiler pump speed Q27
Speed 2 of the boiler pump is activated.
User Manual LMS14...
6 The settings in detail
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CC1U7471en
28.01.2015