差壓變送器,帶有金屬測(cè)量膜片和毛細(xì)管膜片密封
抗過(guò)載,帶功能監(jiān)測(cè),具有HART, PROFIBUS PA 或FF基金會(huì)現(xiàn)場(chǎng)總線通信協(xié)議
優(yōu)點(diǎn)
- 的可重復(fù)性和長(zhǎng)期運(yùn)行穩(wěn)性
- 高精度: ±0.075%
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量程比100:1,特殊要求可更高
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用于流量和差壓監(jiān)測(cè),符合SIL3, 由TüV SüD根據(jù)IEC 61508 標(biāo)準(zhǔn)進(jìn)行認(rèn)證
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HistoROM®/M-DAT 存儲(chǔ)模塊
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對(duì)測(cè)量元件和電子模塊進(jìn)行功能監(jiān)測(cè)
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模塊化設(shè)計(jì),可以與差壓、靜壓和壓力測(cè)量?jī)x表(Deltabar S, Deltapilot S, Cerabar S)的模塊部件進(jìn)行互換, 如:
- 可更換的顯示單元
- 通用的壓力和差壓電子模塊 -
通過(guò)快速設(shè)定菜單進(jìn)行快速調(diào)試
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現(xiàn)場(chǎng)菜單引導(dǎo)式操作
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廣泛的自診斷功能
應(yīng)用領(lǐng)域
Deltabar S差壓變送器可用于解決以下測(cè)量問(wèn)題:
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液體的物位、體積或質(zhì)量測(cè)量
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通過(guò)多項(xiàng)國(guó)際認(rèn)證
技術(shù)參數(shù)
Continuous / Liquids
Pressure
Measuring Principle Differential pressure Characteristic / Application Digital transmitter with metallic measuring diaphragms diaphragm seals and capillaries
Modular transmitter
Long term stability
Enhanced safety via self diagnostic functions
Secondary process barrierSupply / Communication 4...20 mA HART:
10,5...45V DC
Ex ia: 10,5...30V DC
PROFIBUS PA /
FOUDATION Fieldbus:
9...32V DCAccuracy 0,075% + influence of diaphragm seal Long term stability 0,05% of URL/year Ambient temperature -40°C...85°C
(-40°F...185°F)Process temperature -40°C...400°C
(-40°F...662°F)Process pressure absolute / max. overpressure limit 160bar (2400 psi) Pressure measuring range 100mbar...40bar
(1.5psi ... 600 psi)Main wetted parts Alloy C276
316L
Monel
TantalumProcess connection Diaphragm seal (Pancakes, threads)
Flanges (DIN, ANSI)
Tri-Clamp ISO2852
Hygienic connectionsMax. measurement distance 400m (1312ft) H2O Output 4...20 mA HART
PROFIBUS PA
FOUNDATION FieldbusCertificates / Approvals ATEX
FM
CSA
NEPSI
IECEx
SIL
NACE
GL marine
WHG/ Overfill prevention
EN10204-3.1
3A
Options HistoROM/M-Dat
4-line digital display
SS- or Aluminiumhousing
Separate housing
Application limits Measuring cell:
Metal welded