2051TG2A2B21BB4I1M5Q4Q8 Rosemount Pressure Temperature Transmitter -40 To 85 °C

2051TG2A2B21BB4I1M5Q4Q8 Rosemount Pressure Temperature Transmitter -40 To 85 °C

2051TG2A2B21BB4I1M5Q4Q8 Description

2051TG2A2B21BB4I1M5Q4Q8 Key Features

• High reference accuracy up to ±0.04% of calibrated span for precise process measurement.
• Excellent long-term stability with minimal drift, reducing routine calibration frequency and maintenance cost.
• Wide turndown ratio allows flexible range setup to cover multiple working conditions without replacing hardware.
• 4–20 mA analog signal with superimposed HART digital protocol for two-way communication and intelligent device management.
• Fully sealed isolated diaphragm structure provides strong anti-corrosion capability and media adaptability.
• Built-in comprehensive self-diagnostic functions including loop detection, sensor fault alarm and process condition monitoring.
• Compact integrated structure for easy installation, wiring and space-saving cabinet layout.
• High vibration and shock resistance, suitable for harsh industrial field environments.
• Certified for hazardous area installation, applicable to explosive and flammable working sites.
• Low temperature drift ensures consistent measuring performance under wide ambient temperature variation.

2051TG2A2B21BB4I1M5Q4Q8 Materials & Applications

Materials

• Wetted Parts & Isolation Diaphragm: 316L stainless steel, excellent corrosion resistance for most conventional process media.
• Sensor Internal Fill Fluid: High stability silicone oil, ensuring reliable pressure transmission under wide temperature range.
• Transmitter Housing: High-strength aluminum alloy with anti-corrosion polyurethane coating, dustproof and waterproof.
• Electronic Chamber: Fully sealed structure to protect internal circuit from moisture, dust and chemical vapor erosion.
• Process Connection: Precision machined stainless steel thread interface for tight installation and sealing performance.
• Electrical Terminal & Connector: Industrial grade insulated and waterproof components with oxidation-resistant contacts.

Typical Applications

• Oil & Gas: Pipeline gauge pressure monitoring, wellhead and compressor station process pressure measurement.
• Chemical & Petrochemical: Reactor, storage tank and pipeline pressure control for conventional and slightly corrosive media.
• Power Generation: Steam system, water supply pipeline and auxiliary equipment pressure monitoring.
• Water & Wastewater: Pump outlet pressure, filter differential pressure and pipe network pressure supervision.
• Food & Beverage / Pharmaceutical: Process pipeline pressure detection in production and purification systems.
• Pulp & Paper: Liquor pipeline and process equipment gauge pressure monitoring.
• General Manufacturing: Hydraulic system, pneumatic equipment and industrial fluid pipeline pressure measurement.

2051TG2A2B21BB4I1M5Q4Q8 Important Parameters

Parameter	Specification
Model Number	2051TG2A2B21BB4I1M5Q4Q8
Product Type	In-line Gauge Pressure Transmitter
Sensing Principle	Capacitive high-stability pressure sensor
Measured Pressure Type	Gauge Pressure
Reference Accuracy	±0.04% of calibrated span
Turndown Ratio	Up to 150:1
Output Signal	4–20 mA DC + HART digital communication
Wetted Material	316L Stainless Steel
Fill Fluid	Silicone Oil
Housing Material	Coated Aluminum Alloy
Process Connection	1/2"NPT Female
Power Supply	10.5 ~ 42.4 VDC
Operating Ambient Temperature	-40°C ~ +85°C
Storage Temperature	-51°C ~ +85°C
Relative Humidity	0% ~ 100% Non-condensing
Vibration Resistance	2 g (10 Hz ~ 2000 Hz)
Protection Class	NEMA 4X, IP66 / IP67
Hazardous Area Approval	ATEX, IECEx, FM, CSA Certified
NACE Standard	NACE MR0175 / ISO 15156 Compliant
Weight	Approx. 1.7 kg
Cooling Mode	Natural convection
Diagnostics	Built-in loop and sensor self-diagnosis