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Type 8177 – Ultrasonic level measuring device
Burkert Type 8177 คือเครื่องมือวัดระดับแบบอัลตราโซนิกที่ไม่ต้องสัมผัสกับวัสดุ ได้รับการออกแบบมาเพื่อการวัดระดับอย่างต่อเนื่องในทั้งภาชนะที่เปิดหรือปิด หน่วยนี้เหมาะอย่างยิ่งสำหรับการวัดระดับของเหลว และยังสามารถใช้กับของแข็งได้ในหลากหลายอุตสาหกรรม โดยเฉพาะในอุตสาหกรรมการจัดการน้ำและน้ำเสีย
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Can be combined with
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Burkert - Universal Process Controller Type 8611
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Burkert - Type 8644 AirLINE SP electropneumatic automation system
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BURKERT - TYPE 8793 Digital electropneumatic Process Controller Side Control
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Burkert - Type 8802 - Continuous control Valve Systems Overview (Type ELEMENT)
General Technical Data
Product properties |
|
| Materials | Please make sure the device materials are compatible with the fluid you are using. Detailed information can be found in chapter “3.1. Chemical Resistance Chart – Bürkert resistApp” on page 5. |
| Non wetted parts | |
| Housing | PBT, stainless steel 316L (1.4404) |
| Cover | PC transparent |
| Seal between housing and housing cover | EPDM |
| Cable gland | PA |
| Blind plug | PA |
| Ground terminal | Stainless steel 316Ti/316L (1.4571/1.4435) |
| Wetted parts | |
| Process connection | PVDF |
| Transducer | PVDF |
| Process seal | EPDM |
| Dimensions | Detailed information can be found in chapter “4. Dimensions” on page 6. |
| Weights | 1.8…4 kg (depending on process connection and housing) |
| Measuring variable | Distance between lower edge of the transducer and product surface. Detailed information can be found in chapters “5.1. Measurement deviation diagram” on page 7. |
| Measuring range | • 0.4…8 m (for liquids) • 0.4…3.5 m (for solids) |
| Beam angle1.) | 11° |
| Damping (63 % of the input value) | 0…999 s, adjustable |
| Adjustment time2.) | 3 s (dependent on the parameter adjustment) |
| Product accessories Display | LCD in full dot matrix. Detailed information can be found in chapter “7.4. Ordering chart accessories” on page 8. |
Performance data |
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| Blocking distance | 0.4 m |
| Measurement deviation | ± 4 mm (measuring distance > 0.2 m) Detailed information can be found in chapter “5.1. Measurement deviation diagram” on page 7. |
| Measuring range resolution | Max. 1 mm |
| Measuring frequency | 55 kHz |
| Measuring cycle time | 2 s (dependent on the parameter adjustment) |
| Temperature coefficient | 0.06 %/10K (average temperature coefficient of the zero signal – temperature error) |
| Vibration resistance | Mechanical vibrations with 4 g and 5…100 Hz (tested according to the guidelines of Ger-man Lloyd, GL directive 2) |
Electrical data |
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| Operating voltage (Un) | • Without display/configuration module: – 14…35 V DC – 14…30 V DC (Ex ia instrument) • With display/configuration module: – 20…35 V DC – 20…30 V DC (Ex ia instrument) |
| Power Source (not supplied) | Limited power source according to UL/EN 60950-1 standards or limited energy circuit according to UL/EN 61010-1 §9.4 |
| Output signal | 4…20 mA/HART |
| Signal resolution | 1.6 µA |
| Load resistor | (Un – Umin.)/0.022 A |
| Fault signal | Current output: mA value unchanged, 20.5 mA, 22 mA or < 3.6 mA (adjustable) |
| Max. output current | 22 mA |
| Residual ripple (at DC) | • < 100 Hz: Uss < 1 V • 100 Hz…10 kHz: Uss < 10 mV |
| Voltage supply cable | • Cable diameter: 5…9 mm • Wire cross-section (spring-loaded terminals): – massive wire, stranded wire: 0.2…2.5 mm2 (AWG 24…14) – stranded wire with end sleeve: 0.2…1.5 mm2 (AWG 24…16) |
Medium data |
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| Process temperature | – 40 °C…+ 80 °C (- 40 °F…176 °F) |
| Process pressure | Vessel pressure: – 0.2…2 bar (- 2.9…29.02 PSI/- 20…200 kPa) |
| Process/Port connection & communication | |
| Process connection | • Thread G 2″ • Thread NPT 2″ |
| Electrical connection | Cable glands M20 x 1.5 |
Approvals and Certificates |
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| Standards Degree of protection according to IEC/EN 60529 |
IP66/IP67 with cable plug mounted and tightened M20 x 1.5 |
| Overvoltage category according to IEC 61010-1 | Category III |
| Protection class according to IEC 61010-1 |
Class III |
| Directives | |
| CE directives | The applied standards, which verify conformity with the EU Directives, can be found on the EU Type Examination Certificate and/or the EU Declaration of conformity (if applicable) |
| NAMUR recommendations | NE21- Electromagnetic compatibility of equipment NE43 – Signal level for fault information from measuring transducers NE53 – Compatibility of field devices and display/adjustment components NE107 – Self-monitoring and diagnosis of field devices |
| Certificate | |
| Approvals | |
| ATEX/IECEx | EN 50014, EN 50020, EN 50284 Detailed information can be found in chapter “2.1. ATEX-Certification” on page 5. |
Environment and installation |
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| Ambient temperature | • – 40 °C…+ 80 °C (- 40 °F…+ 176 °F) • Restricted to – 20 °C…+ 70 °C (- 4 °F…+ 158 °F) if equipped with display/configuration module |
| Relative air humidity | • Operation: max. 75 %, without condensation • Storage: 20…85 %, without condensation |
| Height above sea level | • By default: max. 2000 m • With connected overvoltage protection: max. 5000 m |
| Pollution degree | Degree 4 (when used with fulfilled housing protection) |
*For selecting thecorrect product please refer to the technical data, images and notes for proper use according to the data sheet, or contact Flu-Tech directly.
สอบถามข้อมูลเพิ่มเติม ติดต่อเรา :
02-384-6060 (อัตโนมัติ) [email protected] บริษัท ฟลูเทค จำกัด Flu-tech @flutech.co.th