DIEHL WESAN WS G Bulk Water Meter Owner’s Manual

May 15, 2024
DIEHL

DIEHL WESAN WS G Bulk Water Meter

Product Information

Specifications

  • General:
    • Medium temperature range
    • Temperature safety
    • Ambient operating temperature
    • Ambient storage temperature
    • Nominal pressure (PN)
    • Protection class: IP 68
  • Technical Data:
    • Nominal diameter (DN) in mm: 50, 65
    • Permanent flow rate (Q3) in m3/h: 25, 40
    • Minimum flow rate (Q1) in m3/h: 0.63, 1
    • Transitional flow rate (Q2) in m3/h: 1, 1.6
    • Overload flow rate (Q4) in m3/h: 31.25, 50
  • Display Range:
    • Nominal diameter (DN) in mm: 50, 65, 80, 100, 150
  • Dimensions:
    • Overall length (DIN 19625) in mm: 270, 300, 360, 430 / 500
    • Overall length (DIN ISO 4064) in mm: 300, 350, 350, 500
    • Flange diameter (D) in mm: 165, 185, 200, 220, 285

Product Usage Instructions

Installation

  1. Choose a suitable location for the water meter.
  2. Ensure the meter is securely connected to the water supply line.
  3. Follow the provided guidelines for proper orientation and alignment.

Reading the Meter
To read the meter:

  1. Note the position of the dials or digital display.
  2. Record the readings at a specific time or interval for accurate monitoring.

Maintenance
To ensure accurate readings and longevity of the water meter:

  1. Regularly inspect for any leaks or damage.
  2. Clean the meter periodically to remove any debris or buildup.
  3. Follow manufacturer recommendations for maintenance schedules.

FAQ

  • Q: What is the IP rating of the WESAN WS G water meter?
    A: The WESAN WS G water meter has an IP rating of IP68, providing strong protection against environmental factors.

  • Q: How can I extend the functionality of the WESAN WS G meter?
    A: The WESAN WS G can be extended with additional modules such as IZAR RADIO or IZAR PULSE for enhanced features.

  • Q: What is the weight of the WESAN WS G water meter for different nominal diameters?
    A: The weight varies based on the nominal diameter, ranging from 14.5 kg to 79.5 kg for sizes 50mm to 150mm respectively.

APPLICATION
For measuring of fluctuating flows in the utility sector.

FEATURES

  • Calibratable and exchangeable measuring insert
  • For horizontal installation
  • Sealed measuring insert for better accuracy
  • Hydraulic bearing relief
  • Encapsulated counter of glass/copper IP 68
  • Complete head unit with counter and sensors can be rotated by 350° for easier reading
  • System compatibility, WESAN WS G can be extended with IZAR RADIO (clip- on radio module) or IZAR PULSE (clip-on pulse module)
  • Strong protection against magnetic manipulation

WESAN WS G
BULK WATER METER | WOLTMAN

GENERAL

WESAN WS G

Medium temperature range| | °C| 1 … 30
Temperature safety| | °C| 1 … 50
Ambient operating temperature| | °C| 1 … 55
Ambient storage temperature| | °C| 1 … 55
Nominal pressure| PN| bar| 161
Protection class| | | IP 68

1 see also special versions

TECHNICAL DATA

Nominal diameter| DN| mm| 50| 65| 80| 100| 150
---|---|---|---|---|---|---|---
Permanent flow rate| Q3| m3/h| 25| 40| 63| 100| 250
Minimum flow rate| Q1| m3/h| 0.63| 1| 1.58| 2.5| 6.25
Transitional flow rate| Q2| m3/h| 1| 1.6| 2.52| 4| 10
Overload flow rate| Q4| m3/h| 31.25| 50| 78.75| 125| 312.5
Starting flow rate| | l/h| 60| 60| 90| 90| 150
Flow rate at 0.1 bar pressure loss| | m3/h| 21| 22| 55| 60| 143
Pressure loss at Q3| | bar| 0.14| 0.34| 0.13| 0.28| 0.31

APPROVAL

Nominal diameter| DN| mm| 50 65| 80                              100| 150
---|---|---|---|---|---
MID (A 0445/3505/2011)| | | •                                   •| • •| •
Dynamic range (Q3/Q1)| R| | 40•H                           40•H| 40•H 40•H| 40•H
Potable water| | | KTW / W270             KTW / W270| KTW / W270 KTW / W270| KTW / W270

REACH
Information pursuant to Article 33 (1) of Regulation (EC) No 1907/2006 of the European Parliament and of the Council of 18 December 2006:
This product series contains components with the following substances in a concentration of more than 0.1% weight by weight (w/w): – Lead (CAS no.: 7439-92-1)

DISPLAY RANGE

Nominal diameter| DN| mm| 50 65| 80                              100| 150
---|---|---|---|---|---
0.5 l … 999,999 m³| | | •                                   •| • •|
5.0 l … 9,999,999 m³| | | | | •

DIMENSIONS

DIEHL-WESAN-WS-G-Bulk-Water-Meter- \(1\)

Nominal diameter| DN| mm| 50| 65| 80| 100| 150
---|---|---|---|---|---|---|---
Overall length (DIN 19625)| L| mm| 270| 300| 300| 360| 430 / 500
Overall length (DIN ISO 4064)| L| mm| 300| 300| 350| 350| 500
Flange diameter| D| mm| 165| 185| 200| 220| 285
Hole circle diameter| K| mm| 125| 145| 160| 180| 240
Number of screwholes| | pcs| 4| 4| 4 / 8| 8| 8
Screwhole diameter| D1| mm| 18| 18| 18| 18| 23
Height| H| mm| 85| 97| 102| 113| 141
Height| H1| mm| 135| 135| 180| 190| 351
Height to remove measuring insert| | ****

mm

| ****

240

| ****

240

| ****

330

| ****

340

| ****

620

Diameter| Ø B| mm| 110| 110| 110| 110| 110
Meter width| | mm| 173| 173| 239| 239| 310
Weight| | kg| 14.5| 17.7| 24| 28| 79.5

SPECIAL VERSIONS

  • Versions with different nominal pressure on request
  • Flange for ANSI and BS on request
  • Temperature up to 90 °C on request
  • Special pulse values on request
  • Special overall lengths on request

PRESSURE LOSS GRAPH / TYPICAL ERROR GRAPH

DIEHL-WESAN-WS-G-Bulk-Water-Meter- \(2\)

Diehl Metering GmbH ∙ Industriestrasse 13 ∙ 91522 Ansbach ∙ Germany
Phone: +49 981 1806-0 ∙ Fax: +49 981 1806-615 ∙ metering-germany- info@diehl.comwww.diehl.com/metering Subject to technical adjustments
06.04.2023 · 3

References

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