1. www.hvac.vn Ultrasonic Level Transmitters 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 ULTMULT UTC/UTS ULL

3. www.hvac.vn ULL Introduction Designed for non-contact measurement of liquid levels Sophisticated algorithms are used to overcome acoustic interferences and false echoes

4. www.hvac.vn ULL - Specifications Wetted Materials: Sensor: Polypropylene; Acoustic window: ECTFE Ranges: ULL-1XXX: 0.25 to 5 m (0.82 to 16.4 ft ) ULL-2XXX: 0.6 to 15 m (1.96 to 49.2 ft) Accuracy: 0.25% of max. range (at 20°C) Enclosure: Plastic enclosure: ABS & UV resistant body Enclosure Rating: NEMA 4 (IP65)

5. www.hvac.vn ULL- Features Ultrasonic technology paired with automatic temperature compensation to provide reliable and accurate measurements in virtually all conditions Sophisticated algorithms are used to overcome acoustic interferences and false echoes LCD screen and four push buttons allow for quick and easy programming on a simple menu structure Diagnostic capabilities and a fail-safe output signal

6. www.hvac.vn ULT - Introduction Provides reliable, accurate, non- contact measurement of liquid levels Needs only a 7.6 cm diameter column for effective measuring surface Purchase by range

7. www.hvac.vn ULT - Specifications Wetted Materials: Sensor: PVDF; Process connection: 303 SS; O-ring: fluoroelastomer Ranges: 7.5 m (24.6´), 10 m (32.8´) Accuracy: ±0.2% of max range Output Signal: 4 to 20 mA or 20 to 4 mA (Two-wire) Enclosure Rating: Weather-proof meets NEMA 4X (IP66), explosion-proof rated Class I, Div. 1, Groups B, C, D; Class II/III, Div. 1, Groups E, F, G Agency Approvals: CE, FM

8. www.hvac.vn ULT Features Weatherproof & Explosion Proof Weather-proof meets IP 67 FM Approved Explosion-proof Housing Rated Class I, Div. 1, Groups B, C, D; Class II/III, Div. 1, Groups E, F, G. 6 digit local LCD display w/ Push Buttons No handheld or laptop required for programming Units selection Tank dimensions Easy Programming

9. www.hvac.vn ULTM - Introduction Ultrasonic level transmitter Has embedded cellular communications and can send SMS alerts

10. www.hvac.vn ULTM - Specifications Wetted Materials: PVDF Range: Liquids: 8 m (26.25´) ; Solids: 6 m (19.69´). Accuracy: ±0.5 cm (±0.2˝) or 0.2% of max. range Repeatability: 0.2% of measured range Enclosure Material: Plastic PC/ABS+UV. Enclosure Rating: IP65/IP67, IP68 (96 hours at 1.8 m (5.91’) water depth).

11. www.hvac.vn ULTM - Features Embedded and external temperature sensor for any condition Cellular Transmission data USB for quick set up and local monitoring Hourly alerts Low Power consumption (battery powered)

12. www.hvac.vn UTC/UTS – Introduction Reliable, accurate, non-contact measurement of liquid level and open channel flow even under extremely harsh conditions No moving parts to wear or jam Modbus Designed to be used with UTS sensors

13. www.hvac.vn UTC - Specifications Ranges: 0.6 to 25 m (2 to 82 ft) Accuracy: 0.25% of max. range Switch Type: 5 SPDT relays Enclosure Material: ECTFE Enclosure Rating: NEMA 4X (IP65) Units: m, in, ft, m3/hr, GPM interchangeable

14. www.hvac.vn UTS - Specifications Wetted Materials: Polypropylene Transducer Frequency: 25 kHz Range: 0.6 to 25 m (2 to 82 ft) Enclosure Rating: NEMA 4 (IP65)

15. www.hvac.vn UTC/UTS – Features Withstands extreme conditions 6-digit LCD display Simple programming menu 5 SPDT relays Easy to Install Modbus RTU communication protocol RS-232 4 to 20 mA communications

16. www.hvac.vn ULL - Applications Continuous Level Monitoring for: Fuel Tank Level Digester Tank Level Chemical Tank Level Cooling Tower Level

17. www.hvac.vn ULT - Application Continuous Level Monitoring for: Fuel Tank Level Digester Tank Level Pump Lift Stations Wet Well Level Chemical Tank Level Cooling Tower Level Beam path

18. www.hvac.vn ULTM - Applications Remote Level Fuel Tank Monitoring Fuel Theft Prevention Leakage Detection Identification of overflow Wastewater Monitoring River flood Alerts

19. www.hvac.vn UTC/UTS - Applications Used as a flow monitor for open channels and Level Monitoring Designed to be mounted above open channels such as: Flumes Weirs