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e. Displays: 1 00m x 40mm multifield backlit LCD <br /> display. <br /> f. Communications: User interface via detachable infrared <br /> keypad programmer. <br /> g. Operating Temp.: -5° F to 122° F. <br /> h. 'Temp. Compensation: -58° F to 302° F. <br /> i. Resolution: The greater of +/- 0.1% of range or <br /> 0.08 inches. <br /> j. Accuracy: +/-0.25% or range. <br /> k. Memory: Non-volatile EEPROM, no battery <br /> required. <br /> I. Enclosure Rating: NEMA rated per Device Index. <br /> 4. Provide level element (LE) transducers meeting the following physical <br /> requirements: <br /> a. Mounting: Support. <br /> b. Construction: Kynar. <br /> C. Sensor Material: Standard Construction. <br /> d. Temp. Compensation: Internal. <br /> e. Oper. Frequency: 43 KHz. <br /> f. Beam Angle: 5 degrees. <br /> g. Range: One to 33 feet maximum. <br /> h. Separation: 328 feet minimum between sensor <br /> and electronics without use of <br /> additional equipment. <br /> 5. Each level element (LE)shall be supplied with sufficient cable length to reach <br /> the remote level/flow indicating transmitter(LIT)without the use of splices.Any <br /> cable that is found to be spliced shall be removed and replaced by the <br /> Contractor, at no cost to the Owner. <br /> 6. All programmable parameters shall be set up and entered by the System <br /> Supplier for level measurement. <br /> B. Level Switching Device <br /> 1. Each level switch shall utilize a Polypropylene float which moves with liquid <br /> level to actuate a hermetically sealed (non-mercury) microswitch. The level <br /> switch shall have Form "C" contacts with a minimum electrical with switch <br /> rating of 16 Amp at 120VAC. The float switch cable shall be secured with <br /> stainless steel straps. The level switch shall be MJK7030, Danfoss 7030, or <br /> approved equal. <br /> C. Flood Switch <br /> 1. The level switch shall utilize a Buna-N level with slosh shield that moves with <br /> liquid level to actuate a SPST (single pole, single throw) NC switch. The <br /> switch contact shall open with rising level. The level switch shall have a <br /> minimum electrical switch rating of 20 VA at 120 VAC. The level switch shall <br /> have an operating temperature range of-40°to +180°F. The level switch shall <br /> July 2007 Division III-198 NEI Phase II Water and Sewer <br /> CIP Nos. 7468, 7589, 7590 <br />