超声波气体流量计
Prosonic Flow G is widely used for gas measurement of all kinds, delivering reliable flow measurement even in applications with wet gases and changing gas properties and composition. The pressure-rated sensor housing with burst disc reduces safety risks. The innovative remote transmitter design guarantees maximum installation flexibility and the highest operational safety under demanding conditions. Heartbeat Technology ensures compliance and a safe process at all times.
Benefits
Flexible use: can measure user-supplied gas mixtures even under demanding conditions
Highest reliability even in humid environments or with entrained moisture; the sensor is unaffected by condensation
High process control performance with online pressure and temperature compensation
Efficient solution: multivariable measurement with no pressure loss
Complete process and diagnostic information: multiple user-configurable input/output combinations
Reduced complexity and variability: user-configurable input/output functions
Self-verification: uses Heartbeat Technology
Applications
Measuring principle unaffected by gas composition
High-accuracy measurement of natural gas and process gas in the chemical and oil & gas industries
Device features
Direct measurement of flow, pressure and temperature
Wetted parts materials: titanium, 316L
Highest measurement accuracy: 0.5 %
Remote version with up to 4 inputs/outputs
Backlit display, touch key operation and WLAN access
Sensor and transmitter connected by standard cable
E+H Product Model Configuration Tool
Please enter the product model to configure
Product comparison
Please enter the product models to compare in the fields below; up to three products can be compared
Technical documentation
Technical data
Documents/Manuals/Software
Accessories/Spare parts
Source: Endress+Hauserpublic information from the website
Technical Data
CompareGas
| Measuring Principle | Ultrasonic flow |
| Product headline | Highly robust gas specialist for fluctuating process conditions as remote version with up to 4 I/Os. Flexible device with user-definable gas mixtures for demanding measuring tasks. Accurate measurement of natural and process gas in the chemical as well as oil and gas industries. |
| Sensor features | Maximum reliability even with humid or wet gas – sensor design insensitive to condensate. High-performance process control – real-time pressure- and temperature-compensated values. Efficient solution – multivariable, no pressure loss. Direct measurement: flow, pressure & temperature. Wetted parts: titanium / 316L. Maximum measuring accuracy: 0.5 %. |
| Transmitter features | Full access to process and diagnostic information – numerous, freely combinable I/Os. Reduced complexity and variety – freely configurable I/O functionality. Integrated verification – Heartbeat Technology. Remote version with up to 4 I/Os. Backlit display with touch control and WLAN access. Standard cable between sensor and transmitter. |
| Nominal diameter range | DN 25 to 300 (1 to 12") |
| Wetted materials | Measuring tube: 1.4408/1.4409 (CF3M) Transducer: 1.4404 (316, 316L, Titan Grade 2 |
| Measured variables | Volume flow, corrected volume flow, mass flow, flow velocity, speed of sound, pressure, temperature, density, dynamic viscosity, energy flow, Wobbe index, methane fraction, calorific value, molar mass |
| Max. measurement error | Volume flow (standard): ‐ ±1.0 % o.r. for 3 to 40 m/s (9.84 to 131.23 ft/s) ‐ ±2 % o.r. for 0.3 to 3 m/s (0.98 to 9.84 ft/s) Volume flow (optional calibration): ‐ ±0.5 % o.r. for 3 to 40 m/s (9.84 to 131.23 ft/s) ‐ ±1.0 % o.r. for 0.3 to 3 m/s (0.98 to 9.84 ft/s) Corrected volume flow (standard): ‐ ±1.2 % o.r. for 3 to 40 m/s (9.84 to 131.23 ft/s) ‐ ±2.1 % o.r. for 0.3 to 3 m/s (0.98 to 9.84 ft/s) Corrected volume flow (optional calibration): ‐ ±0.8 % o.r. for 3 to 40 m/s (9.84 to 131.23 ft/s) ‐ ±1.2 % o.r. for 0.3 to 3 m/s (0.98 to 9.84 ft/s) Sound Velocity: ±0.2 % o.r. |
| Measuring range | Gas: 0.3 m/s to 40 m/s |
| Max. process pressure | 0.7 to 101 bar a (10.15 to 1464.88 psi a) |
| Medium temperature range | -50 to 150 °C (-58 to +302°F) -50 to 100 °C (-58 to +212°F) with integrated pressure cell |
| Ambient temperature range | -40 to 60 °C(-40 to +140 °F) Optional: -50 to 60 °C(-58 to +140 °F) |
| Sensor housing material | Stainless Steel, 1.4404(316/316L), 1.4408/1.4409 (CF3M) |
| Transmitter housing material | AlSi10Mg, coated; 1.4409 (CF3M) similar to 316L Polycarbonate |
| Degree of protection | Sensor remote version: IP66/67, type 4X enclosure Transmitter remote version: IP66/67, Type 4X enclosure |
| Display/Operation | 4-line backlit display with Touch Control (operation from outside) Configuration via local display and operating tools possible |
| Outputs | 4 outputs: 4-20 mA HART (active/passive) 4-20 mA (active/passive) Pulse/frequency/switch output (active/passive) Double pulse output (active/passive) Relay output |
| Inputs | Status input 4-20 mA input |
| Digital communication | HART, Modbus RS485 |
| Power supply | AC 100 to 230 V / DC 24 V (non-hazardous area) |
| Hazardous area approvals | ATEX, IECEx, cCSAus, JPN, EAC, UK Ex, KC |
| Product safety | CE, C-tick |
| Functional safety | Functional safety according to IEC 61508, applicable in safety-relevant applications in accordance with IEC 61511 |
| Metrological approvals and certificates | Calibration performed on accredited calibration facilities (acc. to ISO/IEC 17025) Heartbeat Technology complies with the requirements for measurement traceability according to ISO 9001:2015 – Section 7.1.5.2 a |
| Pressure approvals and certificates | PED, CRN |
| Material certificates | 3.1 material NACE MR0175/MR0103 |
Case Studies
市政污水处理污水处理厂 · 超声波流量计应用案例
项目背景
市政污水处理客户在污水处理厂环节，长期面临「出水水质监测精度不足、仪表易受污染导致数据漂移，影响达标排放」的困扰，对超声波流量计的稳定性与测量精度提出了更高要求。
解决方案
阿仪科技技术团队结合现场工况，为客户选配了适配的超声波流量计，并完成选型、安装、调试与整定的一站式交付。
实施效果
- 测量精度与响应速度显著提升，数据稳定可靠；
- 仪表适应市政污水处理复杂工况，维护量大幅降低；
- 助力客户实现连续在线监测与降本增效，获得客户高度认可。
食品饮料食品生产线 · 超声波流量计应用案例
项目背景
食品饮料客户在食品生产线环节，长期面临「卫生级测量要求高，在线仪表需耐 CIP/SIP 清洗且精度稳定」的困扰，对超声波流量计的稳定性与测量精度提出了更高要求。
解决方案
阿仪科技技术团队结合现场工况，为客户选配了适配的超声波流量计，并完成选型、安装、调试与整定的一站式交付。
实施效果
- 测量精度与响应速度显著提升，数据稳定可靠；
- 仪表适应食品饮料复杂工况，维护量大幅降低；
- 助力客户实现连续在线监测与降本增效，获得客户高度认可。
化工制药反应釜与储罐 · 超声波流量计应用案例
项目背景
化工制药客户在反应釜与储罐环节，长期面临「介质腐蚀性强、工况复杂，仪表需耐腐蚀且防爆」的困扰，对超声波流量计的稳定性与测量精度提出了更高要求。
解决方案
阿仪科技技术团队结合现场工况，为客户选配了适配的超声波流量计，并完成选型、安装、调试与整定的一站式交付。
实施效果
- 测量精度与响应速度显著提升，数据稳定可靠；
- 仪表适应化工制药复杂工况，维护量大幅降低；
- 助力客户实现连续在线监测与降本增效，获得客户高度认可。
电力能源电厂锅炉与汽机 · 超声波流量计应用案例
项目背景
电力能源客户在电厂锅炉与汽机环节，长期面临「高温高压工况下测量不稳定，维护停机成本高」的困扰，对超声波流量计的稳定性与测量精度提出了更高要求。
解决方案
阿仪科技技术团队结合现场工况，为客户选配了适配的超声波流量计，并完成选型、安装、调试与整定的一站式交付。
实施效果
- 测量精度与响应速度显著提升，数据稳定可靠；
- 仪表适应电力能源复杂工况，维护量大幅降低；
- 助力客户实现连续在线监测与降本增效，获得客户高度认可。
