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液体液位和界面测量
优点
- 可靠的测量:
- 用于带乳化层的界面测量
- 用于 动态液面和泡沫液面的液位测量
- 用于变化中的介质测量 - 实用性强
- 内置数据存储器
- 工厂预标定
- 直观的菜单引导式操作，多种语言可选
- 便于集成到控制或资产管理系统中
- 精确的测量和过程诊断，便于快速决
- 认证: ATEX, IEC Ex, FM, CSA
应用领域
- FMP55 - 采用带涂层的多参数探头，是油气、化工和电力行业界面测量的首选仪表
- 采用冗余的测量系统，获得安全可靠的界面和总物位的测量值.
- 测量范围最大10 m (33 ft)
- 过程连接：法兰
- 测量温度: -50～+200 °C (-58 ～ +392 °F)
- 压力范围: -1 ～ 40 bar (-14.5 ～ 580 psi)
- 具有下列系统集成通信接口:
- 4-20mA HART模拟接口
- PROFIBUS PA接口 - 用于物位监测时，符合SIL2要求，由TüV独立评估，符合IEC 61508标准
技术参数
Continuous / Liquids
测量原理
Guided radar
Characteristic / Application
Premium device Multiparameter (capacitance and guided radar)
Rod probe, Rope probe, Coaxial probe
Integrated data memory, Factory precalibrated, Reliable measuring: for interface with emulsion, in case of moved surface + foam, for changing medias.
Interface measurement
Interfaces liquid / liquid also with emulsion layers;
Simultaneous measurement of interface and overall level
Supply / Communication
2-wire (HART / PROFIBUS PA)
4-wire (HART)
Accuracy
Rod probe :
+/- 2 mm (0.08 in)
Rope probe:
+/- 2 mm (0.08 in)
Coaxial probe:
+/- 5 mm (0.2 in)
Ambient temperature
-40...+80 °C
(-40...+176 °F)
Process temperature
–50...+200 °C
(–58...+392 °F)
Process pressure absolute / max. overpressure limit
Vakuum...40 bar
(Vacuum...580 psi)
Main wetted parts
Rod probe:
304, 316L, PTFE, PFA
Rope probe:
304, 316, 316L, PTFE, PFA
Coaxial probe:
304, 316L, PTFE, PFA
Process connection
Flange:
ASME 1 1/2"...6",
DN50...DN150,
JIS 10K
Sensor length
Rod probe: 4 m (13 ft)
Rope probe: 10 m (33 ft)
Coaxial probe: 6 m (20 ft)
Max. measurement distance
Rod: 4 m (13 ft)
Min DK >1.4 Rope: 10 m (33 ft)
Min DK >1.4 Coaxial: 6 m (20 ft)
Min DK >1.4
Output
4...20 mA HART
PROFIBUS PA
FOUNDATION Fieldbus
Certificates / Approvals
ATEX, FM, CSA, CSA C/US, IECEx, NEPSI
Overfill prevention WHG
SIL
EN10204-3.1
NACE
Options
Sensor remote with 3 m/9 ft cable
