Filter
Top Products
Reference Manual
00809-0200-4101, Rev AA
July 2008
A-9
Rosemount 2051
PHYSICAL
SPECIFICATIONS
Electrical Connections
1
/2–14 NPT, G
1
/2, and M20 × 1.5 (CM20) conduit.
Process Connections 2051C
•
1
/4–18 NPT on 2
1
/8-in. centers
•
1
/2–14 NPT and RC
1
/2 on 2-in.(50.8mm), 2
1
/8-in. (54.0 mm), or 2
1
/4-in.
(57.2mm) centers (process adapters)
2051T
•
1
/2–14 NPT female
•G
1
/2 A DIN 16288 Male (available in SST for Range 1–4 transmitters only)
• Autoclave type F-250-C (Pressure relieved
9
/16–18 gland thread;
1
/4 OD
high pressure tube 60° cone; available in SST for Range 5 transmitters
only)
2051L
• High pressure side: 2-in.(50.8mm), 3-in. (72 mm), or 4-in. (102mm), ASME
B 16.5 (ANSI) Class 150 or 300 flange;
50, 80 or 100 mm, DIN 2501 PN 40 or 10/16 flange
• Low pressure side:
1
/4–18 NPT on flange,
1
/2–14 NPT on process adapter
2051C Process Wetted
Parts
Drain/Vent Valves
316 SST or Alloy C-276
Process Flanges and Adapters
Plated carbon steel, SST CF-8M (cast version of 316 SST, material per
ASTM-A743), or CW12MW (cast version of Alloy C-276)
Wetted O-rings
Glass-filled PTFE or Graphite-filled PTFE
Process Isolating Diaphragms
316L SST or Alloy C-276
2051T Process Wetted
Parts
Process Connections
• 316L SST or Alloy C-276
Process Isolating Diaphragms
• 316L SST or Alloy C-276
2051L Process Wetted
Parts
Flanged Process Connection (Transmitter High Side)
Process Diaphragms, Including Process Gasket Surface
• 316L SST or Alloy C-276
Extension
• CF-3M (Cast version of 316L SST, material per ASTM-A743), or Cast
C-276. Fits schedule 40 and 80 pipe.
Mounting Flange
• Zinc-cobalt plated CS or SST