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Summary of Contents for Resol WMZ-G1
- Page 1 WMZ-G1 Calorimeter Manual for the specialised craftsman Mounting Connection Operation Thank you for buying this RESOL product. Manual Please read this manual carefully to get the best performance from this unit. Please keep this manual safe. www.resol.com...
- Page 2 Î They contain information on how to avoid the dan- ger described. The WMZ-G1 is to be used for the measurement and the display of system data by means of Grundfos Direct Sensors in compliance with the technical data specified ™...
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Page 3: Table Of Contents
Heat quanity measurement is possible when two Grundfos Direct Sensors connected and at least one of them is a VFS type sensor. The WMZ-G1 also moni- tors the operating status of the system and displays deviations. - Page 4 Overview • Recording of: Technical Data: flow temperature Housing: plastic, PC ABS and PMMA return temperature Protection class: IP 20 / DIN 40050 power Ambient temperature: 0 … 40 °C heat quantity Size: 172 x 110 x 47 mm flow rate pressure Installation: wall mounting, mounting into patch panels is possible differential pressure...
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Page 5: Installation
Installation display cover 1.1 Mounting WARNING! Electric shock! Upon opening the housing, live parts are exposed! Î Always disconnect the device from power supply before opening the housing! Note Strong electromagnetic fields can impair the function of the device. Î Make sure the device as well as the system are not exposed to strong push button electromagnetic fields. -
Page 6: Data Communication / Bus
9 10 VBus 9 10 VBus ® terminals The WMZ-G1 is equipped with the RESOL VBus ® for data transfer with and energy sensor terminals VBus terminals load terminals supply to external modules. The connection is carried out at the two terminals... -
Page 7: Operation And Function
Operation and function 2.2 Menu structure 2.1 Push buttons for adjustment Main Menu Measured values Reports Balance values Adjust. values backward (-) forward (+) The clear text display shows a 4-line extract of the selected menu. In the first line of each submenu you will find the option “back” (except in submenu “measured values”), by means of which you can return to the former display level. -
Page 8: Operating Control Lamp
Time: Balance values Î Select the menu item “Time“ with button 1 and confirm with button 3 Note Î Adjust the hours and the minutes with buttons 1 and 2 and confirm each with The indicated balance values depend on the selected sensor type! button 3 Î... -
Page 9: Adjustment Values
Adjustment values Diff-Pressure: 0,14 bar In this menu the parameters and values for Sensor 1 and Sensor 2, heat quantity 0,14 bar measurement and bus mode can be selected and adjusted. Furthermore, date and time have to be set in this menu, see chap. 2.3. Each sensor has two signals. - Page 10 Adjust the parameters referring to temperature (signal 1): Adj. values: Adj. values: flow rate Temperature unit l/min unit °C offset L/min offset 0,0 °C Adjust the parameters referring to the flow rate (signal 2) if a VFS is used: • Unit: Select the unit of flow rate. •...
- Page 11 If this function is selected, the maximum value for the alarm has to be adjusted. min alarm Adjustment range: 0 … 99,9 bar 0,0 BAR Heat quantity measurement max alarm Heat quantity measurement is carried out by means of the difference between the 12,0 BAR flow and the return temperature as well as the measured flow rate.
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Page 12: Reports
Î Adjust a subaddress for a WMZ-G1 tion, the messages to the left are displayed. An individual module address can be adjusted for a WMZ-G1. This way, it is pos- sible to use several WMZ-G1 with individual addresses in one system. If several... - Page 13 Sensor 2 Reports: Reports: Sensor 1 Sensor 2 !Max flow alarm !Signal 1 fail The adjusted maximum flow rate at sensor 1 is exceeded! Signal failure at sensor 2, signal 1 (temperature). Reports: Reports: Sensor 1 Sensor 2 !Min flow alarm !Signal 2 fail The flow rate at sensor 1 has fallen below the adjusted minimum value! Signal failure at sensor 2, signal 2 (this can be flow rate, relative pressure or dif-...
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Page 14: Examples Of Connection
!Max d.p. alarm subaddress “0” bus mode: “Cascaded” The adjusted maximum differential pressure at sensor 2 is exceeded! bus master: “Yes” • WMZ-G1 1 … 15: slave board Reports: subaddress: 1 … 15* Sensor 2 bus mode: “Cascaded” !Min d.p. alarm The connection sequence at the VBus is arbitrary. -
Page 15: Vbus ® Board
Î Unscrew the two lateral srews of the transparent shield and remove the shield. * The maximum number of cascaded WMZ-G1 modules is 16. Whether this num- Î Pull out the board which has to be replaced carefully.Replace with new board. - Page 16 - they only represent use outside the copyright requires the approval of RESOL – Elektronische Rege- some examples. They can only be used at your own risk. No liability is assumed for lungen GmbH.
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