Engineering Specifications
Performance:
Repeatability
Accuracy:
Rangeability: 10 to 1 or greater
Operational Limits:32°F to 140°F (0ºC to 60°C): 32°F (0°C): Full vacuum. If vacuum conditions require a control valve, it should be in the outlet fitting.
Ambient Temperature Limits:
Minimum Temperature
Minimum Pressure
Maximum Process Temperature and Pressure: Temperature and pressure are interdependent but the listed combination limits must not be exceeded.
Materials of Construction:
Meter
Tube*: Borosilicate glass
Floats*: Refer to Capacity Tables (Table I, II, III, & IV)*: 316 stainless steel and KYNAR®*: 316 stainless steel or KYNAR® with stainless end fittings, KYNAR® with Kynar end fittings
End Fittings
Tube Adaptor
Tube Adaptor Spring*: 316 stainless steel with stainless steel end fittings, Hastelloy "C" with KYNAR® end fittings.*: 1-1/2 and 3 inch meters 316 stainless steel with stainless steel end fittings, Hastelloy "C" with KYNAR® end fittings; 5 and 10 inch meter - Teflon.: Teflon
Float Stop
Tube Rest Gasket
O-Ring*: Viton when stainless or KYNAR® end fittings are specified.
Optional: Butyl Rubber, Ethylene Propylene Rubber and Kalrez.®*: Stainless steel with stainless fittings; KYNAR® tip over stainless steel (non-process wetted) with KYNAR® fittings.*: Teflon
Valve Stem
Internal Back check
Body: 304 stainless steel
Shield: Polycarbonate
*Process wetted parts
| Scale Length |
Standard Accuracy
|
Optional Accuracy
|
|
1-1/2” (38 mm)
|
10%
|
4%
|
|
3” (75 m)
|
10%
|
4%
|
|
5” (127 mm)
|
2%*
|
1%*
|
|
10” (250 mm)
|
2%
|
1%
|
* Except tube number FP-1/16-xx-G5 which have ±5% standard accuracy and ±2% optional accuracy.