采用金屬傳感器的壓力變送器
具有模擬, HART, PROFIBUS PA 或FF基金會現場總線通信協議
優點
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的可重復性和長期運行穩定性
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高精度： ±0.15%，鉑金版: ±0.075%
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量程比100:1
- 全模塊化設計用于差壓、靜壓和壓力(Deltabar M - Deltapilot M - Cerabar M), 如：
- 可更換的顯示單元
- 通用的電子模塊 -
調試方便，不需要借助其他操作工具
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現場菜單引導式操作
– 通過現場顯示模塊
– 通過4 ... 20 mA HART
– 通過PROFIBUS PA
– 通過FF基金會現場總線
應用領域
壓力變送器可用于解決以下測量問題：
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各種過程控制領域中氣體、蒸汽或液體的絕壓和表壓測量
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測量液體液位、體積或質量
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過程溫度可達 125°C (302°F)
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壓力可達400 bar
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通過多種認證，滿足世界各地的應用需求
Measuring Principle Hydrostatic Characteristic / Application Smart and reliable pressure transmitter, with piezoresistive measuring cell and metal welded process isolating diaphragm Supply / Communication 4 ..20mA HART:
11,5...45V DC
Ex ia: 11,5...30V DC
PROFIBUS PA
FOUNDATION FieldbusAccuracy 0,15%
Platinum 0,075%Long term stability 0,1% of URL/year Ambient temperature -40°C...85°C
(-40°F...185°F)Process temperature -40°C...125°C
(-40°F...275°F)Process pressure absolute / max. overpressure limit 600bar (9000psi) Pressure measuring range 1bar...400bar
(15psi...6000psi)Main wetted parts 316L Process connection Threads
Flanges (DIN, ANSI, JIS)
Hygienic connections
Tri-Clamp ISO2852
Max. measurement distance 4000m (13.123ft) H2O Output 4...20 mA HART
PROFIBUS PA
FOUNDATION FieldbusCertificates / Approvals ATEX
CSA
FM
IECEx
TIIS
NACE
SIL
EHEDG, 3A,FDA
inspection certificatesOptions local display Application limits Measuring cell: Metal welded
If pressurized, possibly use differential pressure meas-urement with two pressure transmitters (electronic dp). Observe ratio head pressure : hydrostatic pressure
