Resol WMZ Manual
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Resol WMZ Manual

Resol WMZ Manual

Heat quantity meter module
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RESOL WMZ
Mounting
Connection
Operation
B
Manual
Thank you for buying this RESOL product.
www.resol.de
Read this manual carefully to get the best perfomance from this unit

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Summary of Contents for Resol WMZ

  • Page 1 RESOL WMZ Mounting Connection Operation Manual Thank you for buying this RESOL product. www.resol.de Read this manual carefully to get the best perfomance from this unit...

  • Page 2: Table Of Contents

    Imprint ....................16 Declaration of conformity We, RESOL Elektronische Regelungen GmbH, D-45527 Hattingen, declare un- der our sole responsibility that our product WMZ complies with the following standards: EN 55 014-1 EN 60 730-1 According to the regulations of the above directives, the product is labelled with...

  • Page 3: Technical Data And Functions

    1 x spare fuse T4A 2 x screw and dowel user levels can be changed. In the first The RESOL WMZ is a universal calo- 4 x strain relief and screw level, the temperature at the selected rimeter for thermal solar systems and measuring points, the heat gained, the conventional heating systems.
  • Page 4 For determining the concentration of glycol in the heat transfer medium 280 009 60 VBus board Attention! When the WMZ is connected to a controller, the VBus master board has to be replaced with the VBus slave board! When several WMZ are cascaded and connected to a data- logger or PC (see p.

  • Page 5: Installation

    115 Volt (50 ... 60 Hz). Flexible cables are to be attached to the housing using the enclosed strain reliefs and the respective screws. In order to use the RESOL WMZ along with a flowmeter sensor terminals RESOL V40, the following connection is to be carried out...

  • Page 6: Operation And Function

    Water Flow measurem. Safety prompt: Save? 2.2 Graphic display The WMZ has two display levels. In the 1st level, the heat 15 kWh quatity as well as flow and return temperatures are shown. Furthermore, it contains a system screen. Heat System screen: in the system screen, the system scheme and 85,6 °C...

  • Page 7: Determining The Glycol-Water Ratio

    Function During the calculation of the transferred heat quantity, the calorimeter RESOL WMZ takes into account that the speci- fic heat capacity c and the density r depend on the tempe- rature and the mixing proportion (access to limited values).

  • Page 8: Indication And Adjustment Channels

    5. Indication and adjustment channels Display channels Adjustment channels • FL (flow temperature in °C) • antifreeze type • RE (return temperature in °C) • antifreeze • heat quantity (in Wh or kWh respectively) • flow measurement (V40 or VTP) •...

  • Page 9: Antifreeze Type

    5.9 Subaddress Adjustment of the subaddress. An individual module address Adjust. values: for one WMZ can be adjusted. This way it is possible to use Flow measurem. several WMZ with an individual address in one system. If Volume/Imp. 1,0 L/I several WMZ (up to max.

  • Page 10: Bus Mode

    „passive“). Bus mode Cascded Select bus mode „active“, if the WMZ is not connected to a controller and if data are recorded on a PC or datalogger. Select bus mode „cascaded“, if several WMZ are connected to a PC or datalogger.

  • Page 11: Examples Of Connection

    Bus mode: „Cascaded“ The connection sequence at the VBus is arbitrary. ® * The maximum number of cascaded WMZ modules is 16. Whether this number can be reached depends on the construction. Disturbing factors can be the following: distances, voltage-...

  • Page 12: Tips For Trouble Shooting

    7. Tips for trouble shooting Please pay attention to the following items, if the calorimeter WMZ is not working properly. fuse T4A Functional control lamp flashes red. Functional control lamp is permanently extinguished. Sensor defect. An error code instead of a...
  • Page 13 Notes...
  • Page 14 Notes...
  • Page 15 Notes...
  • Page 16 Another use outside the copyright requires manual and to the best of our knowledge and consent. As the approval of RESOL - Elektronische Regelungen GmbH. faults can never be excluded, please note: Your own calcu- This especially applies for copies, translations, micro films lations and plans, under consideration of the current stan- and the storage into electronic systems.

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