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Report No. 534018 <br />Page 2 <br />Issued: 12115/93 <br />Revised: 05/25/95 <br />Gauge for Monitoring Flammable -Liquid Levels, model EMS 3500 p/n 311-XXXXX-XXX <br />PART NLS DESIGNATIQN <br />311 - XXXX-QXX <br />1 2 3 4 5 67 <br />1. Basic Part No. (EMS 3500) <br />2, Tank Gauge ProbeslAnalog Board: 0 = 4 probes, probes, no gl analogoboarboard <br />8 = 8 probes, 2 analog boards <br />3. External Alarm Relay: 0 = not provided, 1 = provided <br />4 External Probe Controller: 0 = not provided, 1 = provided <br />5. Voltage: 1 = 120V, 2 = 240V <br />6. I/O Option: 0 = not provided, I = provided <br />7. Printer: 0 = not provided, 1 = provided <br />ous <br />The product covered by this report consists of a console ,Group use in p D hazardous locations ocadtions�use with <br />has intrinsically -safe output circuits for usons and <br />; in Class <br />a maximum of eight probes. The system is intended to monitor the level of petroleum products <br />le has an la and ter, and is provided with <br />in underground tanks. The coos assemblies d suTpply source. The product is intended for <br />a conduit connection to the pr <br />installation in accordancz with the NEC, ANSIfNFPA 70, the manufacturer's installation <br />instructions and the local authority having jurisdiction. <br />The probes which may be used with this product include: <br />In -tank p <br />robes: p/n 401-009 (10 ft. probe kat), p/n 4-01--0010 (14 ft. probe lot), p/n 401- <br />0023 (12 ft. probe lot) <br />ensor <br />External probes: p/n 301-0634 (Vapor S), p/n 301-0635 (Liquid Discriminator}'), PIn <br />301-0641 (Ground Water Float), p/n 301-0642 /(R O �52u �� <br />titial <br />pan), p/n 301-0687 Ground Water HS), P p/n 301-(7771 <br />Hydrostatic), p/n 301-0762 (Ground Water HS -I), <br />(Reservoir Sump & Disp Pan series LD -541) <br />A modem may be provided with the system as an option. If so, it shall be a Listed product <br />