4 | Water meter Overview Measuring Capsules WECOUNT-S: electronic water meter (W = C omposite/W = B rass) M MODULARIS: mechanical water meter (M = C omposite/M = B rass) MOC/MOE M M M ...
Water meter | 5 Device marking WECOUNT-S MTK-OZM 0102 8 WEH00 6600 0002 E. Wehrle GmbH Obertalstraße 8 D-78120 Furtwangen 1,6 MPa 2022 Q 2,5 DE-20-MI001-PTB001 R160H/R160V LGS LoRa 2418C0000002 MTK-OZM CE marking Positi on of the local NFC interface Serial number Max�...
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6 | Water meter DevEUI / MAC address (opti onal for LoRa radio version) Placeholder for customized logo Meter type marking Meter type interface Radio standard (wMbus, LoRa) Max� permissible water temperature Meter size Q3 Placeholder for 2D data matrix code (e�g� serial number) Postal address...
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�...
10 | For your safety 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�...
WECOUNT-S | 17 WECOUNT-S (electronic register) The following device displays are examples! Display explanati on Shows acti ve radio signal Batt ery warning symbol (replace device) Flow rate symbol (fl ashes in case of fl ow) Current fl ow rate value (opti onal)
18 | WECOUNT-S Delivery conditi on 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�...
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WECOUNT-S | 19 The minimum volume of 5 l (standard) must be removed (e�g� turn on the tap completely for a short time)� The minimum volume can be adjusted at the factory or via NFC interface� When switching to normal operation from SLEEP mode, the commissioning date is set, the volume is reset and the error log is deleted�...
20 | WECOUNT-S 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 = Long telegram „Walk-by“ in C1 mode: Current...
WECOUNT-S | 21 Device display loop Device Display Example display duration Consumption 236,214 m 10 s Actual flow rate 15 l/h Consumption at due date 175 m 3 s optional Check number C85 Due date 01�01 Min�1 s (can be...
22 | WECOUNT-S Event and error messages 10 seconds 2 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 2 second�...
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WECOUNT-S | 23 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 InF03 Manipulation Fraud attempt Counter no (magnetic field) longer valid for billing...
24 | WECOUNT-S WECOUNT-S additional functions The functions described below are only available in conjunction with an NFC reader and the WEPROG configuration app� Requirements: • Android mobile phone or Android tablet with NFC interface • Windows notebook, tablet or PC with USB interface •...
WECOUNT-S | 25 NFC (Near Field Communicati on) Device interface Note: Note: To ensure correct communication, place your NFC To ensure correct communication, place your NFC reader directly on the NFC sign of the water meter. reader directly on the NFC sign of the water meter.
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26 | WECOUNT-S Access rights There are 3 access rights: • Consumer (no password, read only) • Installer (read and change settings, password required) • Verifier (read and change metrological parameters)� The default installer password is “0000”� It can be changed or...
WECOUNT-S | 27 Data memory Volume readings/15 month end values The current volume is stored in the unit every 15 minutes� The volume on the due date is also stored and displayed in the unit� At the beginning of a new month, the current volume value of the previous month is stored�...
28 | WECOUNT-S Event logfile For various analysis, it is very helpful to be able to trace the chronological course of events� To make this possible, a rolling event log with the last 10 most recent entries is integrated in the counter: If many temporary events occur in succession, older important messages may drop out�...
WECOUNT-S | 29 High resolution mode For the purpose of metrological verification of the meter by an approved laboratory, the consumption display on the unit can be changed to a high-resolution display for a maximum of 24 hours� Instead of the usual m3 , millilitres (ml) are displayed�...
30 | WECOUNT-S 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 wMbus models* Short telegram Current value, due date value (OMS) (factory setting) Short telegram Current value, due date value...
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WECOUNT-S | 31 Further radio parameters Item Setting Factory Comment option setting Days of trans- Mon, Tue, Mon - Fri Each weekday can be mission Wed, Thu, Fri, selected individually� Sat, This also allows for the radio to be suppressed during the weekend�...
32 | WECOUNT-S WECOUNT-S 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+ Mode 7, Security Profile A + B) Radio frequency 868�95 MHZ...
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�...
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34 | Water meter EG-Konformitätserklärung EC declaration of conformity E. Wehrle GmbH, Obertalstraße 8, D-78120 Furtwangen Erklärt, dass die Mehrstrahl-Trockenläufer Messkapseln WECOUNT | | Declares that the Multi-Jet Dry Meter Measuring Capsules WECOUNT: MTK-OZM, MTW-OZM (IST, MOE, MOC, MET, MUK, A34, WE1, MB2, MB3, DM1, HT2, WGU, TE1) Mit der EG-Baumusterprüfbescheinigung, ausgestellt durch die notifizierte Stelle 0102...
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