General Specifications*

Accuracy
Accuracy depends upon proper gauge sizing. Senior dials ±7%, TwinSite dials ±12%. Accuracy may be less depending upon tank shape. Accuracy may be less near full and empty. Accuracy may be less if tank is not level. This gauge is not to be used for filling. All accuracy estimates are expressed as a percent of full scale.

Temperature
-40°F to 158°F, -40°C to 70°C.

Humidity
Point exposed portions of gauge, less dial, for marine applications.

Shock & Vibration
Suitable to mobile applications.

Power
0.5 watts maximum for TwinSite versions.

Tank Pressure
Up to 25 PSIG [1,7 Bar].

Approvals
These direct indicating gauges are UL listed for flammable liquids. Some modesl UL recognized for marine service.

Note: For installation instructions see MS-501/502 (mounting standard).

When Ordering Specify:

1. Gauge model number.
2. Tank diameter and riser height.
3. Mounting location.
4. Ohm range on TwinSite® versions.
5. Preferred switch on switch gauges, if other than standard.
6. Any listed options or preferences.

Materials of Construction*

Head
Die cast aluminum.

Centershaft, Support Tube & Float Rod
Tempered aluminum.

Gears, Cross Stud & Bearing
Stainless steel.

Drive Magnet
Alnico.

Gear Housing
Acetal plastic or Aluminum.

Float
Nitrile rubber.

Gasket
Buna-N, 0015-00004 or 0015-00079.

Direct Reading Dial
Aluminum with acrylic crystal, hermetically sealed.

Side Reading Dial
Aluminum with polycarbonate crystal, hermetically sealed.

TwinSite Sender
Polyamide.

Mounting Bolts
Zinc-plated steel 1/4″-28 x 9/16″ long.

*Materials and specifications are subject to change without notice. Pressure ratings subject to change due to temperature and other environmental considerations.