质量流量计 8E2B
Technical Data
CompareGas
| Measuring Principle | |
| Product headline | Genuine loop-powered flowmeter for minimized cost of ownership. Accurate measurement of liquids and gases for a wide range of standard applications. |
| Sensor features | Cost‐effective – multi‐purpose device; an alternative to conventional volumetric flowmeters. Fewer process measuring points – multivariable measurement (flow, density, temperature). Space‐saving installation – no in-/outlet run needs. Compact dual-tube sensor. std_successorproducts_product_differentiating_tech_features_7694_1530102815. Process pressure up to 100 bar (1450 psi). |
| Transmitter features | Convenient device wiring – separate connection compartment. Safe operation – no need to open the device due to display with touch control, background lighting. Integrated verification – Heartbeat Technology. Loop-powered technology. Robust dual-compartment housing. Plant safety: worldwide approvals (SIL, Haz. area). |
| Nominal diameter range | DN 8 to 50 (⅜ to 2") |
| Wetted materials | Measuring tube: 1.4539 (904L) Connection: 1.4404 (316/316L) |
| Measured variables | Mass flow, density, temperature, volume flow, corrected volume flow, reference density |
| Max. measurement error | Mass flow (liquid): ±0.25 % Volume flow (liquid): ±0.25 % Mass flow (gas): ±0.75 % Density (liquid): ±0.0005 g/cm³ |
| Measuring range | 0 to 70 000 kg/h (0 to 2570 lb/min) |
| Max. process pressure | PN 100, Class 600, 63K |
| Medium temperature range | –40 to +140 °C (–40 to +284 °F) |
| Ambient temperature range | –40 to +60 °C (–40 to +140 °F) |
| Sensor housing material | 1.4301 (304), corrosion resistant |
| Transmitter housing material | AlSi10Mg, coated, 1.4404 (316L) |
| Degree of protection | 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 Remote display available |
| Outputs | 4‐20 mA HART (passive) 4‐20 mA (passive) Pulse/frequency/switch output (passive) |
| Inputs | None |
| Digital communication | HART, PROFIBUS PA, FOUNDATION Fieldbus |
| Power supply | DC 18 to 35 V (4‐20 mA HART with/without pulse/frequency/switch) DC 18 to 30 V (20 mA HART, 4‐20 mA) DC 9 to 32 V (PROFIBUS PA) |
| Hazardous area approvals | ATEX, IECEx, cCSAus, NEPSI, INMETRO |
| Product safety | CE, C-Tick, EAC marking |
| 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) |
| Pressure approvals and certificates | PED, CRN |
| Hygienic approvals and certificates | 3-A |
Liquids
| Measuring Principle | |
| Product headline | Genuine loop-powered flowmeter for minimized cost of ownership. Accurate measurement of liquids and gases for a wide range of standard applications. |
| Sensor features | Cost‐effective – multi‐purpose device; an alternative to conventional volumetric flowmeters. Fewer process measuring points – multivariable measurement (flow, density, temperature). Space‐saving installation – no in-/outlet run needs. Compact dual-tube sensor. std_successorproducts_product_differentiating_tech_features_7694_1530102815. Process pressure up to 100 bar (1450 psi). |
| Transmitter features | Convenient device wiring – separate connection compartment. Safe operation – no need to open the device due to display with touch control, background lighting. Integrated verification – Heartbeat Technology. Loop-powered technology. Robust dual-compartment housing. Plant safety: worldwide approvals (SIL, Haz. area). |
| Nominal diameter range | DN 8 to 50 (⅜ to 2") |
| Wetted materials | Measuring tube: 1.4539 (904L) Connection: 1.4404 (316/316L) |
| Measured variables | Mass flow, density, temperature, volume flow, corrected volume flow, reference density |
| Max. measurement error | Mass flow (liquid): ±0.25 % Volume flow (liquid): ±0.25 % Mass flow (gas): ±0.75 % Density (liquid): ±0.0005 g/cm³ |
| Measuring range | 0 to 70 000 kg/h (0 to 2570 lb/min) |
| Max. process pressure | PN 100, Class 600, 63K |
| Medium temperature range | –40 to +140 °C (–40 to +284 °F) |
| Ambient temperature range | –40 to +60 °C (–40 to +140 °F) |
| Sensor housing material | 1.4301 (304), corrosion resistant |
| Transmitter housing material | AlSi10Mg, coated |
| Degree of protection | 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 Remote display available |
| Outputs | 4‐20 mA HART (passive) 4‐20 mA (passive) Pulse/frequency/switch output (passive) |
| Inputs | None |
| Digital communication | HART, PROFIBUS PA, FOUNDATION Fieldbus |
| Power supply | DC 18 to 35 V (4‐20 mA HART with/without pulse/frequency/switch) DC 18 to 30 V (20 mA HART, 4‐20 mA) DC 9 to 32 V (PROFIBUS PA) |
| Hazardous area approvals | ATEX, IECEx, cCSAus, NEPSI, INMETRO |
| Other approvals and certificates | 3.1 material, calibration performed on accredited calibration facilities (acc. to ISO/IEC 17025), NAMUR, SIL, PED, CRN, 3-A |
| Product 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) |
| Pressure approvals and certificates | PED, CRN |
| Material certificates | 3.1 material |
| Hygienic approvals and certificates | 3-A |
The Promass E is robust and is an economical solution for long-term use in high-precision liquid and gas measurement in various standard applications in the chemical industry. The Proline E 200 is a true loop-powered two-wire flowmeter that is economical to use and can be seamlessly integrated into existing systems. The flowmeter features intrinsically safe design (Ex ia) for the highest operational safety in hazardous areas. Built-in Heartbeat Technology ensures the process is always safe.
Benefits
Economical: versatile instrument; preferred alternative to conventional volumetric flowmeters
Fewer process measuring points: multivariable measurement (flow, density, temperature)
Space-saving installation: no inlet/outlet straight run requirement
Convenient instrument wiring: separate connection compartment
Safe operation: backlit display and touch key operation without opening the instrument
Integrated verification: built-in Heartbeat Technology
Applications
The measuring principle is unaffected by the physical properties of the fluid (e.g. viscosity and density)
High-precision measurement of liquids and gases in standard applications, with broad applicability
Device features
Compact dual measuring tube sensor
Medium temperature: max. +150 °C (+302 °F)
Process pressure: max. 100 bar (1450 psi)
Loop-powered two-wire technology
Robust dual-compartment housing
Plant safety: certified by multiple international approvals (SIL, hazardous areas)
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Technical documentation
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Source: Endress+Hauserpublic information from the website
Case Studies
市政污水处理污水处理厂 · 质量流量计应用案例
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，对质量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质量流量计，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 · 质量流量计应用案例
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，对质量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质量流量计，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 · 质量流量计应用案例
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，对质量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质量流量计，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 · 质量流量计应用案例
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，对质量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质量流量计，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。
