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