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WESAN WS 233

Product catalog summary

Application
The WESAN WS 233 Bulk Water Meter is designed for measuring fluctuating flows in the utility sector, specifically for horizontal installation.

Features

Ensures long-term accuracy under extreme loads.
Extended measuring range surpassing metrological class.
Rotatable head unit for easy reading.
Encapsulated counter with IP 68 protection.
Standard integrated measurement outputs.
Retrofit sensors for remote readout and flow measurement without affecting calibration.
Supports up to two digital outputs and one analogue output simultaneously.

General Specifications

Medium temperature range: 0 to 30°C.
Temperature safety: 0 to 50°C.
Ambient operating/storage temperature: 0 to 55°C.
Mounting position: Horizontal only.
Nominal pressure: 16 bar.
Protection class: IP 68.

Technical Data

Nominal diameters range from 50 to 150 mm.
Nominal flow rates (Q3) range from 25 to 250 m³/h.
Overload flow rates (Q4) range from 31.25 to 312.5 m³/h.
Maximum short-term flow rates (Qmax) range from 50 to 350 m³/h.
Minimum flow rates (Q1) range from 0.63 to 6.25 m³/h.

Pulse Outputs

Reed switch pulse values range from 1 to 1000 l/pulse.
IR pulse transmitter pulse value is 1 l/pulse for most diameters.

Display Range

Ranges from 0.5 l to 999,999 m³ for smaller diameters.
Ranges from 5.0 l to 9,999,999 m³ for larger diameters.

Approval

EC and MID approvals for all nominal diameters.
Metrological class B•H.
Dynamic range (Q3/Q1) of R 40•H.

Dimensions

Overall lengths vary by standard (DIN 19625 or DIN ISO 4064).
Flange and hole circle diameters increase with nominal diameter.
Weight ranges from 14.5 to 79.5 kg depending on size.

Special Versions

Available with different nominal pressures, flange standards, and materials.
Temperature suitability up to 90°C.
Options for other media and special overall lengths.
Electronic counter module available.

Graphs

Includes pressure loss and typical error graphs for performance analysis.

Catalog excerpts

BULK WATER METER | WOLTMAN For measuring of fluctuating flows in the utility sector. ► Outstanding long-term accuracy even under extreme loads ► Extended measuring range better than metrological class ► Complete head unit with counter and sensors can be rotated by 350° for easier reading ► Encapsulated counter of glass/copper IP 68 ► Integrated measurement ouptputs as standard ► Sensors for remote readout (digital) and flow measurement (analogue) can be retrofitted on site without affecting calibration ► Up to two different digital outputs and one analogue output simultaneously

Open the catalog to page 1

WESAN WS 233 BULK WATER METER | WOLTMAN GENERAL Medium temperature range Temperature safety Ambient operating temperature Ambient storage temperature Only horizontal Mounting position Nominal pressure Protection class * See also special versions. TECHNICAL DATA Nominal diameter Nominal flow rate Nominal flow rate (DIN ISO 4064) Overload flow rate Maximum flow rate (short-term) Transition flow rate Transition flow rate Minimum flow rate Minimum flow rate Starting flow rate Flow rate at 0.1 bar pressure loss PULSE OUTPUTS Nominal diameter Reed switch 570* - pulse value 1 Reed switch 570* - pulse...

Open the catalog to page 2

BULK WATER METER | WOLTMAN Nominal diameter Hole circle diameter K mm Height to remove measuring SPECIAL VERSIONS - Versions with different nominal pressure on request - Suitability for other media - Special overall length - Electronic counter module PRESSURE LOSS GRAPH / TYPICAL ERROR GRAPH Pressure loss graph Typical error graph HYDROMETER GmbH • Postfach 1462 • 91505 Ansbach Subject to technical adjustments

Open the catalog to page 3

WESAN WS 233

WESAN WS 233

Catalog excerpts

All DIEHL Metering catalogs and technical brochures