Brooks MT 3809 - Page 9

1-3
Section 1 Introduction
Models MT 3809 & 3819
Installation and Operation Manual
X-VA-MT3809-3819-eng
Part Number: 541B049AHG
September, 2008
Flanges and End Fittings
MT 3809 Standard: 316/316L stainless steel dual certified
MT 3809 Optional: Hastelloy B, Hastelloy C, titanium
MT 3819 Standard: 316L stainless steel
Connections
MT 3809 Standard:
150 lbs, 300 lbs or 600 lbs RF ANSI B 16.5 flanges or PN 40 DIN 2527/
2635; or JIS flanges 10K or 20K; or Female NPT, Male NPT for No O-ring
meter only
125/250 Ra micro inch (3.2/6.3 Ra micro meter) cerated flange finish.
Consult factory for optional uncerated flange finish.
Vertical inlet and outlet
MT 3819 Standard:
150 lbs RF ANSI B 16.5 flanges or PN 40 DIN 2527/2635
MT 3819 Optional:
300 lbs RF ANSI B 16.5 flanges or PN 40 DIN 2527/2635. For other
ratings/flange types consult factory.
125/250 Ra micro inch (3.2/6.3 Ra micro meter) cerated flange finish.
Consult factory for optional uncerated flange finish.
Vertical inlet and outlet
Floats
MT 3809 Standard: 316L stainless steel
MT 3809 Optional: Inconnel 625, Hastelloy C or titanium
MT 3819 Standard: Hastelloy C, Sizes 7 and 8, PVDF Sizes 10, 12 and 13.
MT 3819 Optional: Inconnel 625 or titanium all sizes; all Teflon
®
internals
Sizes 10, 12 and 13.
O-rings (NPT only)
MT 3809 Standard: Viton
®
fluoroelastomers
MT 3809 Optional: Teflon, none with male NPT connections
MT 3819: None
Indicator Housing and Cover
Enclosure NEMA 4X construction
MT 3809 and MT 3819 Standard Housing: Die cast aluminum,
polyurethane paint with glass window
MT 3809 and MT 3819 Optional Housing: 316L stainless steel with gritblast
and glass window; epoxy paint for aluminum housing
Meter Dimensions
Refer to Figure 1-1