Table Of Contents - Resol WMZ Manual

WMZ energy metering module
Universal energy metering module for solar and heating systems. Graphic display
for indication of flow and return temperatures, energy yield output, flow rate and
errors (balances are also stored in the case of a power failure). Suited for systems
with water/glycol mixtures of 0 ... 70 Vol %.
Contents
1 Installation ...........................................................................................5
1.1 Mounting ........................................................................................................................5
1.2 Electrical connection ...................................................................................................5
1.3 Flowmeter .....................................................................................................................6
2 Operation and function ......................................................................7
2.1 Push buttons for adjustment .....................................................................................7
2.2 Graphic display .............................................................................................................7
2.3 LED flashing codes .......................................................................................................7
3 Determining the ratio of the glycol-water mixture .........................7
4 Commissioning ....................................................................................8
5 Function ...............................................................................................9
6 Indication and adjustment channels ..................................................9
7 Examples of connection ....................................................................12
7.1 WMZ module in individual operation mode .......................................................12
7.2 WMZ with controller ...............................................................................................12
7.3 Cascade without controller.....................................................................................12
7.4 Cascade with controller ...........................................................................................13
8 Accessory ...........................................................................................13
9 Troubleshooting .................................................................................14
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