1. www.hvac.vn Open Channel Flow Panel 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.

2. www.hvac.vn Overview ULSULF RVM SPPM

3. www.hvac.vn RVM – Introduction Uses Doppler Radar technology to measure surface velocity of open channel flow Flow velocity can be measured bi-directionally with user-selectable directional modes

4. www.hvac.vn 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 max Serial Communications: RS232 (with purchase of A- RVM-CC)

5. www.hvac.vn RVM - Features Higher accuracy Doppler radar technology Works with shallow flow depths Field rechargeable

6. www.hvac.vn ULF – Introduction Ultrasonic continuous flow measurement transmitter Perfect for direct installation over flumes and weirs and compensates for virtually all environmental conditions such as vapors, gases, temperature variations, and wind

7. www.hvac.vn ULF – Specifications Wetted Materials: Sensor: Polypropylene Acoustic 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)

8. www.hvac.vn ULF – Specifications Output Signal: 4 to 20 mA Enclosure: Plastic enclosure: ABS & UV resistant body Enclosure Rating: NEMA 4 (IP65)

9. www.hvac.vn ULF - Features High accuracy (0.25% of max range) Automatic ambient temperature compensation ABS & UV resistant body Programmed with standard weir and flume sizes

10. www.hvac.vn ULS Introduction ULSS ULSM ULSL

11. www.hvac.vn ULS-Introduction Non-contact, continuous ultrasonic level measurement for short range applications Automatic temperature compensation for more accurate measurements Four relays for control applications

12. www.hvac.vn 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 range ULSL: +/ ‐ 0.2% of range Compliance: CE, RoHS

13. www.hvac.vn ULS - Features Selectable Deadband Fail-safe logic for control applications Four programmable relays Narrow beam width and short deadband Automatic Temperature Compensation

14. www.hvac.vn SPPM-Introduction Configurable, full color display Can easily be customized to read and/or graph pressure, temperature, humidity, gas concentration, or many other parameters Purchase by display size and input

15. www.hvac.vn 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 screen Display Resolution: 320 x 240 pixels Software Requirements: Compatible with Windows® XP, Windows® 2000, Windows® 7 and Windows Vista® Approvals: CE, RoHS

16. www.hvac.vn SPPM - Features USB Connection Windows based software Multiple screen sizes Field configurable Touch screen display

17. www.hvac.vn Ultrasonic Applications Fly Ash Silos - Level Measurement

18. www.hvac.vn Ultrasonic Applications River Water - Level Measurement

19. www.hvac.vn Ultrasonic Applications Waste Water Facilities - Level Measurement

20. www.hvac.vn Ultrasonic Applications Storage Tanks - Level Measurement

21. www.hvac.vn Ultrasonic Applications Water Towers – Level Measurement

22. www.hvac.vn Ultrasonic Applications River Flow - Velocity Measurement

23. www.hvac.vn Ultrasonic Applications Process Plants – Water Flow Measurement

24. www.hvac.vn Ultrasonic Applications Water Treatment – Open Channel Flow

25. www.hvac.vn Ultrasonic Applications Dams – Water Flow Measurement

26. www.hvac.vn SPPM Applications Skid Builders - Instrumentation

27. www.hvac.vn SPPM Applications Power Plants – Control Rooms

28. www.hvac.vn SPPM Applications Process Industries – Control Rooms

29. www.hvac.vn SPPM Applications Utility Companies - Control Rooms