美國omega FTB891-ND流量計

PVDF渦輪流量計
ftb890系列
PVDF渦輪流量計
率和總指示
現場可更換內部零件
聚偏氟乙烯模型FM認證
–電池包括電池操作
用于許多腐蝕性化學物質
歐米茄?ftb890工業儀表渦輪機可用?或1 NPT配件。每個渦輪機的設計與星載計算機的電子和/或一個附加模塊，可以連接到各種各樣的報告及收集裝置。
液體流經渦輪殼體內部轉子的旋轉引起的。當轉子旋轉時，電信號的拾取線圈產生。電氣信號提供必要的操作的車載電腦電子現場顯示輸出。顯示器可以直接安裝在渦輪，或一個附加模塊，發送信號到外部設備。

規格：
Accuracy:
Linear Range:
?" Size: 10:1 @ ±2% of reading;
1" Size: 10:1 @ ±1.5% of reading
Extended Range:
?" Size: 20:1 @ ±5.0% of reading;
1" Size: 20:1 @ ±5.0% of reading
Repeatability: ±0.3%
Pressure Rating: 100 PSIG (6.9 bar)
Wetted Components:
Housing: PVDF
Journal Bearings: Ceramic (98% Alumina)
Shaft: Ceramic (98% Alumina)
Rotor and Supports: PVDF
O-Rings: FKM
Operating Temperature Range:
With Remote Electronics: -10 to 60°C (14 to 140°F)
No Electronics: -28 to 82°C (-20 to 180°F)
Battery Life: 5 years nominal
Power: Two 3V lithium batteries (included)
Viscosity: Calibrated to 1 cSt (water) meters with display can be used for fluids up to 100 cSt with field calibration
FM Approvals: Turbine meters with display and no accessories are FM approved for Class 1 Div. 1 hazardous environments
 

產品型號/產品描述
FTB891 1/2 FNPT, GPM (LPM), 1.2-12 (4.5-45.4)
FTB891-ND 1/2 FNPT, GPM (LPM), 1.2-12 (4.5-45.4) without Display
FTB893 1 FNPT, GPM (LPM), 5-50 (18.9-190)**
FTB893-ND 1 FNPT, GPM (LPM), 5-50 (18.9-190) without Display **
Field Installable Accessories
FLSC790-MA 4-20 mA dc output module
FLSC790-P ??Pulse output module (open collector output)
FLSC790-P-DC External power module for FLSC790-P (9-30 Vdc)
FTB790-RK Remote display kit module
FTB790-RK-FM FM approved remote display kit module
FLSC790-P-ND ??Pulse output for models without displays (“-ND” suffix) open collector output
FLSC790-BATT Replacement batteries
FTB891-RK Rotor assembly replacement kit for FTB891
FTB893-RK Rotor assembly replacement kit for FTB893
FTB891-ORING FKM O-ring for FTB891 union fitting
FTB893-ORING FKM O-ring for FTB893 union fitting
FTB899-ORING Computer Cover O-ring
FTB893-DISPLAY Replacement display for the FTB-893
注釋: Comes complete with field replaceable rotor, two 3V lithium batteries, and operator's manual.
Outputs and accessories are not designed for hazardous environments
**Requires Signal Output Module "- FLSC790-P-ND", ordered separately
??Customer supplied pull-up resistor required, 820 ohm (min)
Except as noted, options and accessories are for display models only. Only one module can be installed per unit. 

美國omega FTB891-ND流量計