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3051S1CG5A ROSEMOUNT is a specific model of the 3051S Series Coplanar Pressure Transmitter manufactured by Emerson Rosemount Inc., Teil seiner skalierbaren Druckmesslösungen.
I Model Code Interpretation
| Codesegment | Definition | Detaillierte Beschreibung |
| 3051S | Produktserie | Rosemount 3051S Series Coplanar Pressure Transmitter with patented coplanar technology |
| 1 | Performance Level | Ultra: 0.025% span accuracy, 15-year stability (0.15% upper range limit) |
| C | Mounting Type | Coplanar mounting, seamlessly integrable with manifold valves, primary elements, and seal solutions |
| G | Measurement Type | Gauge Pressure measurement |
| 5 | Pressure Range | Gauge Pressure Range 5: -14.2 Zu 3000 psi (-0.97 Zu 206.84 Bar) |
| A | Output Signal | 4-20 mA HART protocol with digital signal communication capability |
II Core Technical Specifications
| Parameter | Wert / Beschreibung |
| Genauigkeit | 0.025% span (Ultra Performance Level) |
| Stabilität | 0.15% upper range limit for 15 Jahre |
| Turndown Ratio | Bis zu 200:1 |
| Messbereich | -14.2 Zu 3000 psi (-0.97 Zu 206.84 Bar) |
| Output | 4-20 mA HART, supports HART 7 protocol |
| Process Wetted Materials | 316L stainless steel, Alloy C-276, Alloy 400, Tantalum, Gold-plated Alloy 400 / 316L stainless steel |
| Diagnosefunktionen | Basic diagnostics, loop integrity, process intelligence, plugged impulse line detection |
| Zertifizierungen | SIL 2/3 (IEC 61508), NSF, NACE庐, Hazardous Location Certifications |
| Garantie | Up to 15-year limited warranty |
III Product Features & Vorteile
- Coplanar Technology: Vereinfacht die Installation, reduces potential leak points, and improves measurement accuracy
- SuperModule Platform: All-welded hermetically sealed stainless steel module, resistant to overpressure and line pressure effects
- Long-Term Stability: 15-year stability guarantee reduces calibration frequency and maintenance costs
- High Turndown Ratio: 200:1 turndown adapts to a wide range of process condition variations
- Sicherheit & Zuverlässigkeit: SIL 2/3 certified for critical process applications
- Flexible Integration: Seamlessly integrable with 305/306/R305/R306 manifold valves, 1199 seal systems, usw.
IV Typical Applications
Oil and gas exploration and processing
Chemical process control
Power generation (thermal, nuclear, hydroelectric)
Water treatment & wastewater treatment
Pharmaceutical, Lebensmittel- und Getränkeindustrie
Pulp and paper industry
Metallurgical and mining processes
V Complete Model Description
The model 3051S1CG5A provided is a base model. A full model typically includes additional option codes, wie zum Beispiel:
Process connection (G2B11: 1/2 NPT female thread, coplanar flange)
Electrical connection (A1: 1/2 NPT female thread, single seal)
Material option (AB4: 316L stainless steel isolating diaphragm)
Anzeige & mounting options (M5: local display, Q4: calibration certificate)
Rosemount Pressure Transmitter Model List & Coding System
For quick selection and identification, the mainstream Rosemount pressure transmitter models are listed below by series, with model coding rules and core parameter summaries, covering all commonly used industrial product lines.
I Overview of Main Product Series
| Serie | Kernfunktionen | Genauigkeitsklasse | Typische Anwendungen |
| 3051S Coplanar™ | Coplanar technology, 15-year stability, 200:1 turndown | Ultra(0.025%)/ Super(0.04%) | Critical processes, hochpräzise Messung |
| 3051 Coplanar™ | Classic coplanar, 10-year stability, 100:1 turndown | 0.075%/0.04%(high precision) | General process industry measurement |
| 3051GP/AP | In-line gauge / absolute pressure, einfache Installation | 0.08% | Conventional pressure / vacuum measurement |
| 3051CD/CG/CA | Coplanar differential / gauge / absolute pressure, integrated manifold | 0.08% | Flow, Ebene, pressure multi-scenario |
| 3051TA/TG | High-temperature type, withstands 375°F (191°C) process temperature | 0.08% | High-temperature media measurement |
| 3051HT | Hygienic type, complies with 3‑A / EHEDG standards | 0.08% | Essen, pharmaceutical, biotechnology |
| 2051 Coplanar™ | Economy coplanar, kostengünstig | 0.08% | Allgemeine industrielle Anwendungen |
| 2088 | Compact gauge / absolute pressure, intrinsically safe | 0.08% | Space‑limited, Gefahrenbereiche |
| 4600 | Low‑cost entry‑level, basic measurement functions | 0.10% | General monitoring, non‑critical processes |
II Detailed Model Coding Rules (Taking 3051S Series as Example)
Rosemount models use alphanumeric coding, where each segment represents specific functional parameters. Example full model: 3051S1CG5A2B11A1AB4M5Q4HR5
| Codesegment | Position | Definition | Optionen & Beschreibung |
| Produktserie | 1‑4 | Basic product identifier | 3051S / 3051 / 2051 / 2088 / 4600 usw. |
| Performance Level | 5 | Genauigkeit & Stabilität | 1=Ultra(0.025%), 2=Super(0.04%), 3=Standard(0.075%) |
| Mounting Type | 6 | Mechanical interface design | C=Coplanar, G=In‑line, T=High‑temp, H=Hygienic |
| Measurement Type | 7 | Pressure measurement mode | D=Differential, G=Gauge, A=Absolute, L=Level, M=Multivariable |
| Pressure Range | 8 | Span specification | 1‑6 (gauge / absolute), 1‑9 (Differential); larger number = larger range |
| Output Signal | 9 | Communication protocol | A=4‑20mA HART, W=Wireless HART, F=Foundation Fieldbus, P=Profibus |
| Process Connection | 10‑13 | Process interface | 2B11=1/2 NPT female, coplanar flange etc. |
| Electrical Connection | 14‑15 | Verkabelungsmethode | A1=1/2 NPT single seal, A2=double seal etc. |
| Material Option | 16‑18 | Isolating diaphragm / fill fluid | AB4=316L stainless steel, BB4=Hastelloy C‑276 etc. |
| Anzeige / Montage | 19‑20 | Local display / mounting hardware | M5=Local display, Q4=Calibration certificate, HR5=Mounting bracket |
III Detailed Model List by Series
1 3051S Coplanar™ Series (Flagship)
| Modellpräfix | Measurement Type | Reichweite | Kernparameter |
| 3051S1CD | Differential | 1‑9 | Ultra(0.025%), 15‑year stability, 200:1 turndown |
| 3051S1CG | Gauge | 1‑6 | Ultra(0.025%), -14.2 Zu 3000 psi, 200:1 turndown |
| 3051S1CA | Absolute | 1‑6 | Ultra(0.025%), 0 Zu 3000 psi, 200:1 turndown |
| 3051S2CD | Differential | 1‑9 | Super(0.04%), 15‑year stability, 200:1 turndown |
| 3051S2CG | Gauge | 1‑6 | Super(0.04%), -14.2 Zu 3000 psi, 200:1 turndown |
| 3051S2CA | Absolute | 1‑6 | Super(0.04%), 0 Zu 3000 psi, 200:1 turndown |
| 3051S3CD | Differential | 1‑9 | Standard(0.075%), 15‑year stability, 200:1 turndown |
| 3051S3CG | Gauge | 1‑6 | Standard(0.075%), -14.2 Zu 3000 psi, 200:1 turndown |
| 3051S3CA | Absolute | 1‑6 | Standard(0.075%), 0 Zu 3000 psi, 200:1 turndown |
| 3051S1SHP | High Static Differential | Special | Static up to 15,000 psi, for high‑pressure services |
| 3051S1MV | Multivariable | Special | Simultaneous DP, static pressure, Temperatur; mass flow calculation |
2 3051 Coplanar™ Series (Classic)
| Modellpräfix | Measurement Type | Reichweite | Kernparameter |
| 3051CD | Differential | 1‑9 | 0.075%/0.04%, 10‑year stability, 100:1 turndown |
| 3051CG | Gauge | 1‑6 | 0.075%/0.04%, -14.2 Zu 3000 psi, 100:1 turndown |
| 3051CA | Absolute | 1‑6 | 0.075%/0.04%, 0 Zu 3000 psi, 100:1 turndown |
| 3051CP | Referenz | Special | 0.05% high precision, laboratory / calibration applications |
| 3051H | High‑Temperature | 1‑6 | Withstands 375°F (191°C), no remote seal required |
3 3051 In-Line Series (GP/AP/TG/TA)
| Modellpräfix | Measurement Type | Reichweite | Kernparameter |
| 3051GP | Gauge | 1‑6 | 0.075%, 0 Zu 4000 psi, 100:1 turndown |
| 3051AP | Absolute | 1‑6 | 0.075%, 0 Zu 4000 psi, 100:1 turndown |
| 3051TG | High‑Temp Gauge | 1‑6 | 0.075%, withstands 375°F (191°C), 100:1 turndown |
| 3051GEGENÜBER | High‑Temp Absolute | 1‑6 | 0.075%, withstands 375°F (191°C), 100:1 turndown |
4 2051 / 2088 / 4600 Serie (Wirtschaft)
| Serie | Modellpräfix | Measurement Type | Kernparameter |
| 2051 Coplanar™ | 2051CD / 2051CG / 2051CA | Differential / Gauge / Absolute | 0.075%, 5‑year stability, 100:1 turndown |
| 2088 | 2088G (Gauge) / 2088A (Absolute) | Gauge / Absolute | 0.075%, intrinsically safe, compact design |
| 4600 | 4600G (Gauge) / 4600A (Absolute) | Gauge / Absolute | 0.1%, Grundmessung, low‑cost entry |
5 Special Application Series
| Serie | Modell | Anwendung | Core Certifications / Merkmale |
| Hygienic | 3051HT | Essen, pharmaceutical, biotechnology | 3‑A, EHEDG certified, crevice‑free design |
| Kabellos | 3051SW / 2051SW | Fernüberwachung, hard‑to‑wire areas | Wireless HART, battery‑powered, 3‑5 year life |
| Double Flange | 3051CD + 1199 Seal | Viscous / corrosive media, level measurement | Remote diaphragm, capillary connection |
IV Common Complete Model Examples & Interpretation
| Vollständiges Modell | Key Configuration | Anwendung |
| 3051S1CG5A2B11A1AB4M5Q4HR5 | Ultra gauge (0.025%), -14.2~3000 psi, 4‑20mA HART, 1/2 NPT, 316L diaphragm, local display, calibration cert | Critical process gauge measurement requiring high accuracy & long‑term stability |
| 3051CD4A02A1AS5D4M5HR5 | Standard differential (0.075%), 4‑20mA HART, 1/2 NPT, 316L diaphragm, local display | Conventional flow / level measurement in chemical / power industries |
| 3051GP2A2B21AB4M5HR5 | In‑line gauge, -101.35~1034.2 kPa, 1/2 NPT, 316L diaphragm | Conventional pressure monitoring (boiler / cooling systems) |
| 3051HTG1A1A11AB4M5 | Hygienic gauge, 3‑A certified, crevice‑free design | Essen & beverage production lines, pharmaceutical fermenters |
V Quick Selection Guide
- By Accuracy Requirement
Ultra-high precision (0.025%): 3051S1 series
High precision (0.04%): 3051S2 / 3051 high-precision version
Standard precision (0.075%): 3051 Standard / 2051 Serie
Wirtschaft (0.1%): 4600 Serie
- By Mounting Style
Manifold / seal integration: Typ C (Coplanar)
Conventional direct mounting: Type G (In-line)
High-temperature media: Type T (High-temp) / H
Hygienic applications: Type HT
- By Measurement Type
Differential pressure (flow / Ebene): Typ D
Gauge pressure: Type G
Absolute pressure (vacuum / absolute): Type A
Multivariable (DP + static + temp): Type MV
Customized Selection List for Rosemount Pressure Transmitters
Including full model codes + key parameters + application scenarios for direct selection according to your working conditions.
I High-Precision Flagship Type (3051S Series, 0.025% Genauigkeit)
1 Gauge Pressure Transmitter (Corresponding to Original Model 3051S1CG5A)
Vollständiges Modell: 3051S1CG5A2B11A1AB4M5Q4
Measurement: Gauge pressure
Reichweite: -14.2～3000 psi (-0.97～206.84 bar)
Output: 4-20mA HART
Diaphragm: 316L
With local display + calibration certificate
Anwendung: Key pressure monitoring in chemical, Öl & Gas, power plants
2 Differential Pressure for Flow / Ebene
Vollständiges Modell: 3051S1CD4A2B11A1AB4M5Q4
Measurement: Differential pressure
Reichweite: 0～150 psi
Genauigkeit: 0.025%
Anwendung: Flow via primary elements, tank level measurement
3 Absolute Pressure (Vakuum / High-Pressure Absolute)
Vollständiges Modell: 3051S1CA5A2B11A1AB4M5
Measurement: Absolute pressure
Reichweite: 0～3000 psi
Anwendung: Distillation columns, vacuum systems, compressor monitoring
II Classic General-Purpose Type (3051 Serie, 0.075% Genauigkeit, Best Value)
1 Coplanar Gauge Pressure
Vollständiges Modell: 3051CG5A2B11A1AB4M5
Reichweite: -14.2～3000 psi
Anwendung: Conventional process pressure, water treatment, HVAC
2 In-Line Gauge Pressure (Simplest Installation)
Vollständiges Modell: 3051GP2A2B21AB4M5
Reichweite: Universal 0～1.6 MPa / 0～10 MPa
Anwendung: Pump discharge, pipeline pressure, simple working conditions
3 Differential Pressure (Most Common for Flow / Ebene)
Vollständiges Modell: 3051CD2A2B11A1AB4M5
Reichweite: 0～100 kPa / 0～400 kPa
Anwendung: Orifice flow, condensate level, wind differential pressure
III Economy Type (2051 / 2088, for General Monitoring)
1 2051 Coplanar Gauge Pressure
Vollständiges Modell: 2051CG4A2B11A1AB4M5
Genauigkeit: 0.075%
Anwendung: Non-critical processes, auxiliary system pressure
2 2088 Compact Gauge Pressure
Vollständiges Modell: 2088G2S22A1M5B4
Kompakt, vibration-resistant
Anwendung: Air compressors, hydraulic stations, mobile equipment
IV Special Service Models
1 High-Temperature Type (Withstands 190℃)
Modell: 3051TG2A2B21AB4M5
Anwendung: Steam, hot oil, high-temperature process media
2 Hygienic Type (Essen / Pharmaceutical)
Modell: 3051HTG1A1A11AB4M5
Zertifizierungen: 3-A / EHEDG
Anwendung: Beverage production, pharmaceutical fermentation
3 Double Flange Remote Seal (Viscous / Plug-Prone Media)
Modell: 3051CD2+1199WD
Anwendung: Slurries, tar, high-viscosity level measurement
V Provide Only 4 Details for a Single Exact Full Model
- Gauge / Differential / Absolute pressure?
- Exact range (z.B. 0～1.6MPa, 0～4MPa)
- Medien (water / steam / Öl / acid & alkali)
- Require local display, explosion proof, hygienic grade?
