Naval Surface Warfare Center, Carderock Division, Philadelphia Purchase Branch, Code 335, Bldg. 4, Philadelphia Business Center, Philadelphia, PA 19112-5083

48 -- VALVES SOLENOID SMART VALVES SOL N65540-98-Q-7649 DUE 080597 POC Catherine Guerra (215) 897-7898 E-MAIL: Click here to contact the contracting officer via, guerra@mailgate.navsses.navy.mil. The Carderock division of the Naval Surface Warfare Center(CDNSWC), Philadelphia PA, intends to award a contract on a sole source basis to Marotta Scientific Controls, Inc. NSWC-CD requires fifty-four (54) 1/2 inch Smart Valves, Model MV286S and ten (10) 3/4 inch Smart Valves, Model MV286S. The Navy requires the Chilled Water Valve to have an operating pressure of 5-150 PSIG, Continuous Duty, 120 VAC, 14 Amp at 20 degrees C, cast aluminum bronze body material, 300 and 400 Series Stainless Steel trim, polypropylene poppet, aluminum bronze seat, fluorocarbon seals, -20 degrees F to + 300 degrees F, operating temperature, and an UESB sweat fit pipe connectio. These valves incorporate Echelon LONWORKS -- compatible electronics for integration into an n intelligent network. Marotta provides LONWORKS embedded controllers with Echelon 3150 Neuron microprocessor and FT-10 free, free topology transceiver. The Marotta valve provides the capability to selectively fail open or closed. The MV286A Chilled Water Valve is an air conditioning solenoid operated chilled water valve, which includes an on/off control, LONWORKS networked indication of valve position and an error detection system. The electronics is capable of handling additional functions such as, pressure, temperature, and flow. The valve actuator sensor electronics consists of a motherboard, transformer, power supply, relay, fuse, transistor, service switch, service LED, Status LED, and a control module which contains a flash programmable NEURON chip. The valve interconnection consists of free topology network connection transceivers, input powr (+28/+48 VDC/115 VAC), and valve input and output. All responsible sources may submit their request by COB on the above date. All offers will be considered. No telephone requests will be accepted. You may FAX your requests to (215) 897-7162. Posted 07/21/98 (W-SN226120). (0202)

Loren Data Corp. http://www.ld.com (SYN# 0325 19980723\48-0003.SOL)