History; Diagnostics Cascade; Priority/State; Diagnostics Heat Source - Siemens Albatros2 User Manual

History

Priority/state

Brine-to-water heat pump

Siemens Switzerland Ltd
HVAC Products
Line no. Operating line
8050 – 8069 History and state code state history 1 - 10
The last 10 status messages are saved or displayed together with the associated state
codes.
History 1 contains the latest message, history 10 the oldest.
The status displays currently valid for the enduser can be queried directly via the room
unit's info level.
Using the ACS 700 PC tool, the relevant actual values, setpoints and relay outputs can
be displayed for each status message.

6.24 Diagnostics cascade

For making diagnostics, priority and state of the sources, various temperature values,
and the current order of sources and stages can be displayed.
Line no. Operating line
8100 Priority/state source 1
8102 ...
... priority/state source 16
8130
8101 State source 1
8103 ...
... state source 16
8131
8138 Cascade flow temp
8139 Cascade flow temp setpoint
8140 Cascade return temp
8141 Cascade return temp setp
8150 Source seq ch'over current
8151 Current sequence

6.25 Diagnostics heat source

For making diagnostics, the various setpoints, actual values, relay switching states and
meter readings can be displayed.
Line no. Operating line
8400 Compressor 1 K1
8401 Compressor 2
8402 El imm heater 1 flow
8403 El imm heater 2 flow
8404 Source pump Q8
8405 Speed of source pump
8406 Condenser pump Q9
These operating lines are used to check the operating states of the components
controlled via the heat pump relays. The display of 0 indicates that the relevant
component is currently off. The display of 1 indicates that the relevant compoennt is
currently in operation.
User manual RVS61.843
6 The settings in detail
183/221
CE1U2355en_02
23. November 2007