Honeywell RM7890B1014 Industrial Pressure Transmitter
产品介绍
The Honeywell RM7890B1014 is a rugged, high-accuracy pressure transmitter designed for critical industrial process applications. Engineered with military-grade components, this transmitter provides reliable performance in oil/gas, chemical processing, and power generation environments where measurement stability under extreme conditions is paramount.
Technical Specifications
| 分类 | Specification |
|---|---|
| 型号 Identifier | RM7890B1014 |
| Product Line | Honeywell Precision Industrial Sensors |
| Measurement Type | Gauge/Absolute/Differential Pressure (configurable) |
| Pressure Range | 0-100 psi to 0-10,000 psi (field-selectable ranges) |
| Output Signal | 4-20mA HART® w/ superimposed digital signal |
| Accuracy | ±0.075% / calibrated span (best-in-class) |
| Long-Term Stability | ±0.1% URL/year |
| Process Connection | 1/2″ NPT male / DIN 3852-E / Custom flanges available |
| Electrical Connection | 1/2″ NPT conduit entry / M12x1 threaded connector |
| Housing Material | 316L stainless steel with Hastelloy® C276 isolation diaphragms |
| Display | 4-digit LCD with 360° rotation (local indication optional) |
| Dimensions | 127 × 127 × 152 mm |
| 重量 | 1.2 kg |
| Operating Temperature | -40°C to 125°C (-40°F to 257°F) |
| Storage Temperature | -50°C to 150°C (-58°F to 302°F) |
| Ingress Protection | IP68 / NEMA 6P (submersible to 3m for 72hrs) |
| Certifications | ATEX, IECEx, SIL 2, CE, RoHS, CRN |
| 保修 | 1-year limited warranty |
Typical Applications
Oil & Gas
-
Wellhead pressure monitoring
-
Pipeline leak detection systems
-
Refinery process control
Power Generation
-
Boiler steam pressure measurement
-
Turbine inlet/outlet monitoring
Chemical Processing
-
Reactor vessel overpressure protection
-
Corrosive fluid handling systems
Water/Wastewater
-
Pump discharge pressure control
-
Deep well monitoring
HVAC
-
Chilled water system optimization
-
Critical environment pressure differentials
Competitive Advantages
-
Military-Grade Durability
-
Vibration resistant to 20g @ 200Hz
-
Survives hydraulic shock pulses up to 100MPa
-
-
Smart Diagnostics
-
Built-in sensor health monitoring
-
Predictive maintenance alerts via HART®
-
-
Zero Drift Technology
-
Patented ASIC compensation eliminates thermal drift
-
-
Installation Flexibility
-
100:1 turndown ratio reduces inventory needs
-
Field-replaceable electronics module
-
-
Lifecycle Cost Reduction
-
10-year mean time between failures (MTBF)
-
No required recalibration for 60 months
-
常见问题
Q1: What is the maximum pro/ pressure?
A1: 1.5x URL (Upper Range Limit) without permanent damage.
Q2: Can it measure viscous media like crude oil?
A2: Yes, with optional flush diaphragm configurations.
Q3: Is explosion-pro/ certification available?
A3: ATEX II 1G Ex ia IIC T6 Ga certified.
Q4: What power supply is required?
A4: 10.5-42V DC loop powered (2-wire configuration).
Q5: How is damping adjusted?
A5: S/tware configurable from 0-32 seconds via HART® communicator.
Q6: What is the wetted materials list?
A6: 316L SS, Hastelloy C276, Kalrez® seals (standard).
Q7: Can it interface with PLC systems?
A7: Yes, supports Modbus RTU over HART® and native Pr/ibus PA versions.
Q8: What is the step response time?
A8: <5ms for 90% step change (fastest in class).
Q9: Are special calibration fluids needed?
A9: No – factory calibrated with NIST-traceable nitrogen.
Q10: How are firmware updates performed?
A10: Field-upgradable via HART® DD files or Honeywell FieldCare® s/tware.
Recommended Alternative 型号s
Same Product Family
| 零件号 | Key Differentiation | Best For |
|---|---|---|
| RM7890B1015 | 0-30,000 psi ultra-high range | Downhole drilling |
| RM7890B1016 | Sanitary Tri-Clamp connection | Pharma/biotech |
| RM7890B1017 | Intrinsically safe (Class I Div 1) | Petrochemical plants |
| RM7890B1018 | Subsea version to 3000m depth | Offshore platforms |
| RM7890B1019 | WirelessHART® enabled | Remote monitoring |
| RM7890B1020 | ±0.04% accuracy laboratory grade | Custody transfer |
Complementary Honeywell 产品
| 零件号 | Product Type | Synergy Benefit |
|---|---|---|
| ST3000™ Series | Multivariable transmitter | Adds flow/temp measurement |
| HC900 Controller | Process control 件 | Closed-loop system integration |
| XSeries™ Switches | Pressure safety devices | Overpressure protection |
| Tridium® N4 | Building automation platform | Facility-wide monitoring |
| Experion® PKS | SCADA system | Enterprise-level data aggregation |
| OneWireless™ | Network infrastructure | Wireless sensor mesh networks |
公司信息
E-mail: [email protected]
Mobile：请通过邮件联系
Whatsapp：请通过邮件联系
Add: 中国福建省厦门市思明区吕岭路2号阿里山大厦，邮编：361006
我们的服务
我们专业提供工业自动化零部件，并附有一年质保。我们的工业自动化零部件销往全球。
我们能提供来自不同国家和制造商的设备及备件，解决您在多处的顾虑或质量问题，并具有极大的价格优势。
欢迎来电咨询更多产品详情。
