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WESAN ST 215

Product catalog summary

Application
The WESAN ST 215 bulk water meter is designed for metering water consumption in various applications such as building sites, tank trucks, flushing pipe networks, irrigation systems, and fire brigade exercises. It is compatible with underground hydrants conforming to DIN 3221 standards.

Features

Woltman meter with dry-running design, magnetic coupling, and roller counter.
Meter connection integrated into the grip.
Conical strainer included in the stand pipe.
Meter can be rotated 360° for ease of use.

General Specifications

Medium temperature range: 0°C to 30°C.
Temperature safety: 0°C to 50°C.
Ambient operating and storage temperature: 0°C to 55°C.
Nominal pressure: 16 bar.
Display range: 0.5 liters to 99,999 m³.
Approval: D 03 / 6.132.44.
Metrological class: A.
Protection class: IP 68.

Versions

Version 1: WP-MFD 50; Qn 15 m³/h, C-coupling VA, vertical shut-off valve, venting.
Version 2: Same as Version 1 with an additional non-return valve.
Version 3: Same as Version 1 with an additional backflow preventer.

Technical Data

Nominal diameter: 50 mm.
Nominal flow rate: 15 m³/h.
Permissible continuous load: 35 m³/h.
Maximum flow rate (short-term): 90 m³/h.
Transition flow rate: 0.8 m³/h.
Minimum flow rate: 0.3 m³/h.
Starting flow rate: 90 l/h.
Flow rate at 1 bar pressure loss: 35 m³/h.

Dimensions

Nominal diameter: 50 mm.
Connection thread: C-coupling.
Height: 1270 mm.
Width: 320 mm.
Weight: 19.5 kg (Version 1), 20 kg (Version 2), 22 kg (Version 3).

Graphs
The document includes a pressure loss graph and a typical error graph, which are essential for understanding the performance characteristics of the meter under different conditions.

Catalog excerpts

BULK WATER METER | STAND PIPE For metering water consumption, e.g. building sites, tank trucks, flushing pipe networks, irrigation system, fire brigade exercises, etc. Attachment for underground hydrants to DIN 3221 ► Woltman meter in dry-running design with magnetic coupling and roller Meter connection incorporated in grip ► Conical strainer fitted in stand pipe

Open the catalog to page 1

BULK WATER METER | STAND PIPE Medium temperature range Temperature safety Ambient operating temperature Ambient storage temperature Nominal pressure Display range Metrological class Protection class • Vertical shut-off valve • Vertical shut-off valve • Non-return valve • Vertical shut-off valve • Backflow preventer TECHNICAL DATA Nominal flow rate (DIN ISO Permissible continuous load Maximum flow rate (short-term) QmsK m3/h Transition flow rate Q, m3/h Minimum flow rate Qmin tn3/h Starting flow rate l/h Flow rate at 1 bar pressure loss m3/h HYDROMETER GmbH • Postfach 1462 • 91505 Ansbach Subject...

Open the catalog to page 2

BULK WATER METER | STAND PIPE Nominal diameter Connection thread 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 ST 215

WESAN ST 215

Catalog excerpts

All DIEHL Metering catalogs and technical brochures