WEHRLE WECOUNT RTK-OPM Operating Instructions Manual
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WECOUNT
RTK-OPM
MODULARIS
RTK-OPX
MNK-OPV
Operating Instructions
Piston Meter Cartridge Version
Piston Meter Cartridge Version MODULARIS
Multi-Jet Wet Meter Cartridge Version

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Summary of Contents for WEHRLE WECOUNT RTK-OPM

  • Page 1 WECOUNT RTK-OPM MODULARIS RTK-OPX MNK-OPV Operating Instructions Piston Meter Cartridge Version Piston Meter Cartridge Version MODULARIS Multi-Jet Wet Meter Cartridge Version...
  • Page 2: Table Of Contents

    Content Device marking WECOUNT RTK-OPM �������������������������������������4 Device marking MODULARIS MNK-OPX ���������������������������������5 Device marking MNK-OPV ����������������������������������������������������������6 Device design ����������������������������������������������������������������������������������7 Device dimensions �������������������������������������������������������������������������8 Required tools ���������������������������������������������������������������������������������8 Scope of delivery ����������������������������������������������������������������������������9 Transport ������������������������������������������������������������������������������������������9 Storage and environmental conditions ��������������������������������������9 Cleaning ��������������������������������������������������������������������������������������������9 Personnel qualification ��������������������������������������������������������������� 10 Intended use ���������������������������������������������������������������������������������...
  • Page 3 WECOUNT additional functions �������������������������������������������� 35 Device interface with communication head�������������������������������� 35 End-of-day value memory ��������������������������������������������������������������� 36 Event logfile ���������������������������������������������������������������������������������������� 36 High resolution mode ���������������������������������������������������������������������� 37 Radio settings configuration ����������������������������������������������������������� 38 WECOUNT technical data ������������������������������������������������������� 40 Translations ����������������������������������������������������������������������������������� 40 Maintenance ��������������������������������������������������������������������������������� 41 Disposal �����������������������������������������������������������������������������������������...
  • Page 4: Device Marking Wecount Rtk-Opm

    4 | Water meter Device marking WECOUNT RTK-OPM 0102 23123456 E. Wehrle GmbH Obertalstraße 8 D-78120 Furtwangen 2021 DE-19-MI001-PTB013 R160H/R160V 1,6 MPa RTK-OPM CE marking Year of production Type approval number Measuring class/permitted installation position RxxH: horizontal position, RxxV: vertical position...
  • Page 5: Device Marking Modularis Mnk-Opx

    Water meter | 5 Device marking MODULARIS MNK-OPX M21 0102 23123456 ³ 2021 CH-MI001-09019 RTK-OPX T30 R160H/R160V 1,6 MPa Postal address Year of production Type marking Placeholder for customized logo Type approval number Max. permissible pressure Measuring class/permitted installation position RxxH: horizontal position, RxxV: vertical position Max.
  • Page 6: Device Marking Mnk-Opv

    6 | Water meter Device marking MNK-OPV 20000001 2021 0 0 0 0 0 m³ CH-MI001-10039 M21 0102 R80H/R50V MNK-OPV T30 1,6 MPa Serial number Type approval number Measuring class/permitted installation position RxxH: horizontal position, RxxV: vertical position Max. permissible pressure Max.
  • Page 7: Device Design

    Water meter | 7 Device design Alternatively with protective cover (consisting of protective ring and protective cover) Cartridge screw connection Head screwed O-ring Measuring cartridge O-ring Measuring cartridge O-ring (already mounted onto cartridge) Housing according to DIN EN 14154 Backflow preventer (BFP) optional O-ring seating (also available without BFP)
  • Page 8: Device Dimensions

    8 | Water meter Device dimensions L = 190 mm L = 105 mm H = 106 - 122 mm H = 164 - 178 mm Required tools...
  • Page 9: Scope Of Delivery

    Water meter | 9 Scope of delivery Entire meter Measuring cartridge C R I C R I Transport Storage and environmental conditions +0,1°C ... +65°C ≤ 60% RH H₂O Cleaning H₂O...
  • Page 10: Personnel Qualification

    Other cases of application that deviate from these specifications must be approved of in writing by E. Wehrle GmbH. Water meters are exclusively intended for the above-mentio- ned function. The conversion and any use of the water meters different or beyond this is considered improper use and therefore not permitted.
  • Page 11: Safety Notes And Hazard Warnings

    For your safety | 11 Safety notes and hazard warnings Improper assembly, pressure tests, modifications or incorrect operation can cause personal injury and damage to property. If the seal is damaged or removed, the water meter is no longer licenced for legal metering� Check water meter for transport damage before installation.
  • Page 12: Installing The Water Meter

    12 | Installation guide Installing the water meter ( ... )
  • Page 13 Installation guide | 13...
  • Page 14 14 | Installation guide...
  • Page 15 Installation guide | 15...
  • Page 16 16 | Installation guide...
  • Page 17 Installation guide | 17...
  • Page 18 18 | Installation guide Composite Version Max. 50 Nm...
  • Page 19 Installation guide | 19...
  • Page 20: Installing The Measuring Cartridge

    20 | Measuring cartridge assembly Installing the measuring cartridge ( ... )
  • Page 21 Measuring cartridge assembly | 21...
  • Page 22 22 | Measuring cartridge assembly...
  • Page 23 Measuring cartridge assembly | 23...
  • Page 24 24 | Measuring cartridge assembly...
  • Page 25 Measuring cartridge assembly | 25...
  • Page 26 26 | Measuring cartridge assembly...
  • Page 27 Measuring cartridge assembly | 27 C R I...
  • Page 28: Wecount (Electronic Register)

    28 | WECOUNT WECOUNT (electronic register) The following device displays are examples! Display explanation Shows active radio signal Battery warning symbol (replace device) Flow rate symbol (flashes in case of flow) Current flow rate value (optional) Main display (m ), cumulative consumption with 3 decimal places (litres)
  • Page 29: Delivery Condition

    WECOUNT | 29 Delivery condition The SLEEP mode is the regular delivery condition of the meter. In this condition the meter already counts the consumption, with the radio transmission not yet active to save energy during transport and until installation. Note: The end customer/installer can be sure of the meter being a new device, when the word SLEEP is displayed.
  • Page 30 30 | WECOUNT Installation radio If you have triggered the installation radio after installing the meter, you can use it to check for reception. The devices continuously transmit the consumption data for 72 hours at a radio frequency of 16 seconds. This discounts the set radio times.
  • Page 31: Radio Settings

    WECOUNT | 31 Radio settings As soon as the radio is activated, it sends an encrypted radio telegram according to OMS (Open Metering System). During active radio times, the radio symbol lights up permanently. Factory setting = short telegram in T1 mode: Current value + consumption at due date In factory setting, the radio signal is transmitted in 1 minute intervals from Monday to Friday, 6:00 am –...
  • Page 32: Device Display Loop

    32 | WECOUNT Device display loop Device Display Example display dura- tion Consumption 236.214 m3 10 sec Actual flow rate 15 L/h Consumption at due date 175 m3 4 sec Check number c91 Due date 31�12 1 sec Segment test all OFF 1 sec Segment test all ON Depending on the device configuration as delivered, the...
  • Page 33: Event And Error Messages

    WECOUNT | 33 Event and error messages 10 seconds 4 seconds If the meter meets with an event or error, this is indicated by a message on the display. The event message display is integrated into the display loop for 1 second. Additionally, events 01 to 06 and 08 are transmitted via radio telegram.
  • Page 34 34 | WECOUNT Overview of event and error messages Type Description Measures Err01 System error Memory error, Replace device detection defective Err02 BatLow Battery voltage too low Replace device Err03 Manipulation Fraud attempt Counter no (magnetic field) longer valid for billing InF04 Radio error The meter no longer trans-...
  • Page 35: Wecount Additional Functions

    Communication head (Koko) • Device password Follow us at our homepage www.wehrle.de/metering/fernauslesung/software-apps/ to get to the configuration app. Device interface with communication head The inductive device interface is located in the middle of the housing, directly on the printed circuit board below the display.
  • Page 36: End-Of-Day Value Memory

    36 | WECOUNT End-of-day value memory With one command, the 480 latest end-of-day values can be read out via the communication head in the meter. Values shown in litres� Event logfile For various examinations it is most helpful to examine the temporal trend of events.
  • Page 37: High Resolution Mode

    WECOUNT | 37 High resolution mode For the metrological verification of the meter by an approved inspection authority, the consumption display on the device can be changed to a high-resolution display for at most 24 hours� Instead of the usual m , the display shows litres with a resolution of 0.001 litres.
  • Page 38: Radio Settings Configuration

    38 | WECOUNT Radio settings configuration For more information on installing the software for radio settings and programming, see www�wehrle�de/metering/ fernauslesung/software-apps/. Adjustable radio telegram types Short telegram Current value (factory settings) Short telegram Previous day's value (midnight) Short telegram Current value...
  • Page 39 WECOUNT | 39 Further radio parameters Item Setting Factory Comment option setting Number of 0–127 30 days Considering the active days of trans- months and weekdays mission from of transmission� due date Number of 0–31 31 days Considering the active days of trans- months and weekdays mission per...
  • Page 40: Wecount Technical Data

    40 | WECOUNT WECOUNT technical data (Electronic register) IP protection class IP68, (4 weeks, max. 1 meter under water) EN13757-4, wMBus according to OMS (Open Metering System), T1, C1 mode, Radio standard AES-128 Encryption (4 Generation, Mode 5, Security Profile A) Radio frequency 868�95 MHZ Radio range/ transmission...
  • Page 41: Maintenance

    Never dispose of the devices in household waste. If required, test certificates for the batteries in use can be obtained from E. Wehrle GmbH. Protect lithium batteries from moisture, do not heat to 100°C or higher and do not throw them into fire.
  • Page 42 42 | Water meter EG-Konformitätserklärung EC declaration of conformity E. Wehrle GmbH, Obertalstraße 8, D-78120 Furtwangen Erklärt, dass die Ringkolben-Patronenzähler MODULARIS | | Declares that the Piston Meters Cartridge Version MODULARIS: RTK-OPX, RTK-HPX, RTK-SPX Mit der EG-Baumusterprüfbescheinigung, ausgestellt durch die notifizierte Stelle 1259...
  • Page 43 Water meter | 43 EG-Konformitätserklärung EC declaration of conformity E. Wehrle GmbH, Obertalstraße 8, D-78120 Furtwangen Erklärt, dass die Ringkolben-Patronenzähler WECOUNT | | Declares that the Piston Meters Cartridge Version WECOUNT: RTK-_PM Mit der EG-Baumusterprüfbescheinigung, ausgestellt durch die notifizierte Stelle 0102...
  • Page 44 44 | Water meter EG-Konformitätserklärung EC declaration of conformity E. Wehrle GmbH, Obertalstraße 8, D-78120 Furtwangen Erklärt, dass die Mehrstrahl-Nassläufer Patronenzähler | | Declares that the Multi-Jet Wet Meters Cartridge Version: MNK-_P_ Mit der EG-Baumusterprüfbescheinigung, ausgestellt durch die notifizierte Stelle 1259...
  • Page 45 E. Wehrle GmbH Obertalstraße 8 78120 Furtwangen Germany info@wehrle.de www.wehrle.de...

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