Product feature：

Patented coplanar technology allows direct mounting for flow and level solutions that provide installation flexibility
Delivered fully assembled to manifolds, diaphragm seals or primary flow elements for straightforward installation
Local Operator Interface offers easy-to-use menus and built-in configuration buttons for streamline commissioning
SIL 2/3 certified to IEC 61508 (via 3rd party) and prior-use certificate of FMEDA data for safety installations
Several primary elements provide a flow solution that is factory leak-tested and calibrated to simplify installation
Wireless Features

WirelessHART® technology is secure and cost-effective and delivers >99% data reliability

SmartPower™ module provides up to 10-year maintenance-free operation and field replacement without transmitter removal

Easy installation enables quick instrumentation of measurement points without the cost of wiring

Product Parameter：

Model

Code	Description
2051C	Coplanar Pressure Transmitter

Pressure type

Code	Description
D	Differential
G	Gage

Pressure range

Code	Differential(Rosemount 2051CD)	Gage(Rosemount 2051CG)
1	-25 to 25 inH₂O(-62.2 to 62.2 mbar)	-25 to 25 inH₂0(-62.2 to 62.2 mbar)
2	-250 to 250 inH₂0(-623 to 623 mbar)	-250 to 250 inHzO(-623 to 623 mbar)
3	-1000 to 1000 inH₂O(-2.5 to 2.5 bar)	-393 to 1000 inHz0(-0.98 to 2.5 bar)
4	-300 to 300 psi(-20.7 to 20.7 bar)	-14.2 to 300 psi(-0.98 to 20.7 bar)
5	-2000 to 2000 psi(-137.9 to 137.9 bar)	-14.2 to 2000 psi(-0.98 to 137.9 bar)

Product certifications

Valid when SuperModule"Platform and housing have equivalent approvals.

Code	Description
E1	ATEX Flameproof
I1	ATEX Intrinsic Safety
IA	ATEX FISCO Intrinsic Safety; for FOUNDATON Fieldbus or PROFIBUS PA Protocol only
N1	ATEX Type n Certification
K8	ATEX Flameproof, Intrinsic Safety, Type n, Dust (combination of E8, 11 and N1)
E4	japan Flameproof
E5	USA Explosion-proof, Dust ignition-proof
I5	USA Intrinsically Safe; Nonincendive
K5	USA Explosion-proof, Dust lgnition-proof, intrinsically Safe, Division 2
E6	Canada Explosion-proof, Dust lgnition·proof, Division 2
I6	Canada intrinsically Safe
C6	Canada Explosion-proof, Dust ignition-proof, Intrinsically Safe, and Division 2
K6	Canada Explosion-proof, Intrinsically Safe, and Division 2 (combination of E6 and 16)
E7	IECEx Flameproof
I7	lECEx Intrinsic Safety
IG	IECEx FISCO Intrinsically Safe; for FOUNDATION Fieldbus or PROFIBUS PA Protocols only
N7	IECEx Type n Certification
K7	IECEx Flameproof, Dust lgnition-proof, intrinsic Safety, and Type n (combination of 17, N7, and E7)
E2	Brazii Fiameproof
I2	Brazil intrinsic Safety
IB	Brazil FiSCO intrinsically safe; for FoUNDATON Fieldbus or PROFIBUS PA Protocols only
K2	Brazil Flameproof, intrinsic Safety
E3	China Flameproof
I3	China intrinsic Safety
EP	Republic of Korea Flameproof
IP	Republic of Korea intrinsic Safety
KP	Republic of Korea Flameproof, Intrinsic Safety
EM	Technical Regulations Customs Union (EAC) Flameproof
IM	Technical Regulations Customs Union (EAC) intrinsic Safety
KM	Technical Regulations Customs Union (EAC) Flameproof, intrinsic Safety
KB	USA and Canada Explosion-proof, Dust lgnition-proof, intrinsically Safe, and Division 2 (combination of K5 and C6)
KD	USA, Canada, and ATEX Explosion-proof, Intrinsically Safe (combination of K5, C6, 11, and E8)
KL	USA, Canada, IECEx, ATEX Intrinsic Safety Combination
KS	USA, Canada, IECEx, ATEX Exploslon Proof, intrinsically Safe, Dust, Non-incendive, Type-N, Division 2

Dimensional drawings

Transmitter with coplanar module

Dimensions are in inches (millimeters).

Figure 1: Rosemount 2051C Exploded View

A. Cover
B. Cover O-ring
C. Terminal block
D. Electronics housingE. Local configuration buttons
F.Nameplate
G. Electronics board
H. Housing rotation set screw (180° maximum housing rotation without further disassembly
I. Sensor module
J. Process O-ringK. Flange adapter O-ring
L. Flange alignment screw (not pressure retaining)
M. Flange bolts
N. Flange adapters
0. Drain/vent valve
P.Coplanar flange