www.hvac.vn open channel flow panel meters the materials included in this compilation are for the...

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Open Channel FlowPanel Meters

The materials included in this compilation are for the use of Dwyer Instruments, Inc. potential customers and current employees as a resource only. They may not be reproduced, published, or transmitted electronically for commercial purposes. Furthermore, the Company’s name, likeness, product names, and logos, included within these compilations may not be used without specific,

written prior permission from Dwyer Instruments, Inc. ©Copyright 2014 Dwyer Instruments, Inc.

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Overview

ULSULFRVM SPPM

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RVM – Introduction

Uses Doppler Radar technology to measure surface velocity of open channel flowFlow velocity can be measured bi-directionally with user-selectable directional modes

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RVM – General Specs

Range: 0.1 to 43 fps (0.3 to 13 m/s)Accuracy: ±5%Power Requirements: 6.1 to 8 VDC, (6) 1.2 V rechargeable AA NiMH batteries, installed and functional, user replaceable (12 VDC lighter plug power cable included)Power Consumption: 0.18 A maxSerial Communications: RS232 (with purchase of A-RVM-CC)

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RVM - Features

Higher accuracyDoppler radar technologyWorks with shallow flow depthsField rechargeable

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ULF – Introduction

Ultrasonic continuous flow measurement transmitterPerfect for direct installation over flumes and weirs and compensates for virtually all environmental conditions such as vapors, gases, temperature variations, and wind

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ULF – Specifications

Wetted Materials:Sensor: PolypropyleneAcoustic window: ECTFE

Ranges:ULF-X1-XXX: 0.82 to 16.4 ft (0.25 to 5 m)ULF-X2-XXX: 1.96 to 49.2 ft (0.6 to 15 m)

Accuracy: 0.25% of max. range (at 20°C)

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ULF – Specifications

Output Signal: 4 to 20 mAEnclosure: Plastic enclosure: ABS & UV resistant bodyEnclosure Rating: NEMA 4 (IP65)

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ULF - Features

High accuracy (0.25% of max range)Automatic ambient temperature compensationABS & UV resistant bodyProgrammed with standard weir and flume sizes

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ULS Introduction

ULSS ULSM ULSL

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ULS-Introduction

Non-contact, continuous ultrasonic level measurement for short range applicationsAutomatic temperature compensation for more accurate measurementsFour relays for control applications

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ULS-General Specifications

Range:ULSS: 49.2” (1.25m)ULSM: 9.8’ (3.0m)ULSL: 18.0’ (5.5m)

Accuracy:ULSS: 0.125” (3mm)ULSM: +/‐ 0.2% of rangeULSL: +/‐ 0.2% of range

Compliance: CE, RoHS

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ULS - Features

Selectable DeadbandFail-safe logic for control applicationsFour programmable relaysNarrow beam width and short deadbandAutomatic Temperature Compensation

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SPPM-Introduction

Configurable, full color displayCan easily be customized to read and/or graph pressure, temperature, humidity, gas concentration, or many other parametersPurchase by display size and input

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General Specification

Inputs: Current: 0 to 50 mA, scalable (factory set from 4 to 20 mA); Voltage: 0 to 40 VDC, scalable (factory set from 0 to 10 V)Accuracy: 0.1%Display: 2.4˝, 2.8˝ or 3.5˝ TFT full color touch screenDisplay Resolution: 320 x 240 pixelsSoftware Requirements: Compatible with Windows® XP, Windows® 2000, Windows® 7 and Windows Vista®Approvals: CE, RoHS

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SPPM - Features

USB ConnectionWindows based softwareMultiple screen sizesField configurable Touch screen display

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Ultrasonic Applications

Fly Ash Silos - Level Measurement

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Ultrasonic Applications

River Water - Level Measurement

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Ultrasonic Applications

Waste Water Facilities - Level Measurement

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Ultrasonic Applications

Storage Tanks - Level Measurement

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Ultrasonic Applications

Water Towers – Level Measurement

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Ultrasonic Applications

River Flow - Velocity Measurement

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Ultrasonic Applications

Process Plants – Water Flow Measurement

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Ultrasonic Applications

Water Treatment – Open Channel Flow

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Ultrasonic Applications

Dams – Water Flow Measurement

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SPPM Applications

Skid Builders - Instrumentation

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SPPM Applications

Power Plants – Control Rooms

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SPPM Applications

Process Industries – Control Rooms

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SPPM Applications

Utility Companies - Control Rooms