Magnetic Liquid-Level Gauges General Information & Features The 6500 Series Senior™ gauges are available in gear-action models for top, centerline or angle mounting. In lever-action models centerline mounting is only available. The standard float is nitrile rubber. Aluminum or stainless steel Floats are available at extra cost. The gauge is mounted to a Mating Senior™ flange 2 ½” bolt circle [63,5mm] using four ¼”-28 X 9/16” long screws. The gasket is Buna-N. Model# 6540 6543 L6543 6560 6580 6583 L6583 Lever Gear Lever Dial, Sender or Switch Data Senior™ TwinSite™ Sender in choice of 0-30,090, or 240-30 Ohm ranges. #5002S00062 directreading dials may also be used. Senior™ side-reading fractional Senior™ direct-reading fractional Top Mounting Adjustable Liquid-Level Gauges Model# 6580-0151 Dial or Sending Data Magnetic Liquid-Level Gauges The 6500 Series Senior™ gauges are designed for use in low pressure tanks 0-25 psig [0-1,7 Bar] containing diesel fuel, gasoline, fuel oil and lubricating oils. Used in many applications such as construction equipment, stationary generators, boats, farm equipment and home heating. .#5002S01379 Senior direct-reading fractional dial .#P5880S02547 Senior TwinSite™ dial 0-90 Ohms .#P5648S02547 Senior TwinSite™ dial 240-30 Ohms *Also available with 0-90 or 240-30 ohm sender. See reverse side for dimensional data, materials of construction, performance, and advice on how to order. ROCHESTER GAUGES INTERNATIONAL S.A. Z.I. WAVRE NORD - AVENUE LAVOISIER, 6 - 1300 WAVRE - BELGIUM Phone: +32(0)10241010 Fax: +32(0)10228139 Web site: http://www.rochester-gauges.be E-mail: info@rochester-ga

Magnetic Liquid-Level Gauges General Specifications* Accuracy Accuracy depends on proper sizing of gauge and tank Configuration. Normally, direct-reading dials are ±3%; TwinSite™ senders are ±7%. Vibration improves accuracy. Temperature Range -40F to +158°F,-40 to 70C Humidity Paint exposed portions of gauge, less dial, for marine Applications. Shock & Vibration Suitable for mobile applications. Power 0.5 watts maximum for TwinSite™ versions. Tank Pressure Up to 50 psig [3,4Bar] Approvals These direct indicating gauges are UL listed for flammable Liquids. Some models UL recognized for marine...