PXD Pressure Transducers Accurate and Reliable 4-20 mA Pressure Measurements For precise measurements and rugged reliability, the PXD-261 pressure transducer offers accuracy and durability in harsh conditions. Each transducer is individually calibrated over its operating range. Fully submersible cables and a small diameter transducer make deployment easy. Suitable for high-pressure environments Fully submersible cable and connector Stainless steel construction Electronically isolated 4-20 mA signal Highly accurate and stable pressure sensor Excellent thermal stability Sensor Specifications Less than 1-in diameter Available in seven pressure ranges 1/4-in NPT threads for piping installations Extend cable up to 4500 ft without signal loss No field calibration required Applications • Aquifer characterization • Marine and reservoir monitoring • Long-term monitoring Operating principle Wetted materials Length Diameter Weight Signal current Min. warm-up time Range Accuracy Pressure rating Operating temperature Storage temperature Cable Stainless encased integrated silicon strain gauge bridge 316 stainless steel, Viton® 8.5 in (21.6 cm) 0.86 in (2.2 cm) 1 lb. (0.45 kg) 4-20 mA 50 milliseconds 15 PSI (35 ft, 11 m) 20 PSI (46 ft, 14 m) 30 PSI (69 ft, 21 m) 50 PSI (115 ft, 35 m) 100 PSI (231 ft, 70 m) 250 PSI (577 ft, 176 m) ±0.05% full scale @ 15°C (59°F) 2X full scale 5° to 30°C (41° to 86°F) -40° to 125°C (-40° to 257°F) Quick-Connect or stripped and tinned • Packer installations • High-pressure piping • Industrial and municipal monitoring • Regulatory monitoring • PLC and SCADA systems 221 East Lincoln Avenue Fort Collins, CO 80524 USA Telephone: 970-498-1500 Fax: 970-498-1598 1-970-498-1500 1-800-446-7488 (international and domestic calls) W W W.IN-SITU.COM This information is subject to change without notice. Copyright © 2008 In-Situ Inc. All rights reserved. In-Situ, RDO, TROLL, and Win-Situ are trademarks or registered trademarks of In-Situ Inc. Viton is a registered trademark of E.I. du Pont de Nemours and Company, USA and other countries. 12/2008