Orion Instruments Atlas - Manual (Page 18)

18 46-638 Magnetic Liquid Level Indicators
2.6 Specifications
2.6.1 Magnetic Level Indicator
Design Atlas and Aurora – single chamber
Gemini – dual chamber
Materials of construction – MLI Metal alloys 316/316L or 304/304L stainless steel,
321 stainless steel, 347 stainless steel,
Titanium, Monel, Hastelloy B,
Hastelloy C-276, Inconel 625, Inconel 825,
Alloy 20, Electropolished 316 stainless steel,
904L stainless steel and other non-magnetic alloys
Plastics Fiberglass, PVC, CPVC, kynar, polypropylene
Materials of construction – Float Same as chamber materials, 316 SS or titanium standard
Construction options Conformance to ASME B31.1, ASME B31.3 or NACE MR0175
available
Certified material test reports (CMTR) Available upon request
Pressure class ratings ANSI 150#, 300#, 600#, 900#, 1500#, 2500#
DIN PN16, PN25/40, PN64, PN100, PN160, PN250, PN320
Process connection sizes 1 ⁄
2
" to 8"
DN 20 to DN 150
Process connection types MNPT, FNPT, weldolet ® , sockolet ® , threaded couplings,
threaded nipples, buttweld nipples, plain-end nipples,
slip-on flanges, weldneck flanges, lap joint flanges,
tri-clamp fitting, Van Stone flanges
Measuring range 12 to 600 inch (30 to 1524 centimeters) standard
Consult factory for lengths over 600 inch (50 feet)
Temperature range -320° to +1000° F (-196° to +538° C)
Pressure range Full vacuum to 4500 psig (310 bar)
Specific gravity range As low as 0.35 S.G.U.
Indicators Magnetically actuated flag assembly in contrasting orange/black,
yellow/black, red/white colors, or high visibility shuttle follower
Flag assembly seal Inert gas filled and hermetically sealed with Insta-seal valve
Visual indication Easily visible from 75 to 100 feet (23 to 30 meters)
Scale options Etched stainless steel with either height, volume, or
percentage units
Switch options Model OES electric cam operated snap action
Model ORS electric reed type
Transmitter options Model 705 Eclipse Guided Wave Radar
Model 2xx Jupiter Magnetostrictive
Model OCT analog reed chain
High temperature options Electric or steam tracing with or without special high
temperature insulation
Low temperature options Cryogenic insulation with special polymeric frost extension