Yokogawa FLXA21 2-Wire Dual Channel Transmitter/Analyzer FLXA21 Liquid Analyzers

Nguồn gốc Nhật Bản
Hàng hiệu yokogawa
Chứng nhận /
Số mô hình FLX21
Số lượng đặt hàng tối thiểu 1 cái
Giá bán USD 1100/PC
chi tiết đóng gói Bao bì gốc
Thời gian giao hàng 20 ngày làm việc
Điều khoản thanh toán T/T
Khả năng cung cấp 500pc/tháng

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Thông tin chi tiết sản phẩm
Vật liệu bao vây Nhựa (polycarbonate) Xếp hạng nhà ở IP66/ Nema 4A/ CSA 3S
Nguồn điện 2 dây 24 VDC Vòng được cấp nguồn pH Độ tuyến tính: ±0,01 pH, Độ lặp lại: ±0,01 pH, Độ chính xác: ±0,01 pH
ORP Độ tuyến tính: ±1 mV, Độ lặp lại: ±1 mV, Độ chính xác: ±1 mV
Để lại lời nhắn
Mô tả sản phẩm

Features of FLXA21

High reliability with two detectors and reduced maintenance and instrumentation costs through digital communications

  • pH/ORP, conductivity, and dissolved-oxygen detectors can be connected to two of the same type
  • Backup system with two detectors for higher reliability measurements
  • Achieved reduced installation cost and space saving by measuring two different points
  • Two detectors enable continuous measurement without interruption during maintenance
  • Reducing maintenance/instrumentation costs through HART communications

Improvement of expandability by modular structure

  • Rich system construction by modular structure

Equipped with various advanced functions

  • Self-diagnosis function of the detector
    The impedance, asymmetric potential, slope, etc. of the detector are constantly measured
  • Health and maintenance timing forecasts
    Saves the latest five calibration results and predicts future maintenance and calibration timing
  • Built-in Quick Setup
    Screen instructions (guides) for easy minimal set-up

Touch screen for improved operability and enhanced operation screens

  • Reliable, friendly operation while interacting with the screen
  • Various display modes are available, and a high degree of freedom can be selected.

Sensors suited for a wide range of applications

  • Can be connected to various types of pH/ORP, conductivity, electromagnetic conductivity, and dissolved oxygen detectors

Selectable from 12 languages

  • Japanese, English, Chinese, Korean, German, French, Russian, Italian, Spanish, Czech, Polish, Portuguese

Compatible with KOSHA, ATEX and various other types of explosion-proof

  • Intrinsically safe type of ATEX, IECEx, FM, CSA and NEPSI, and nonincendive of FM and CSA.

Supports communication

  • HART, Profibus, FieldBus

 

Common specification

Area Classification General Purpose
Class I Div II (without the use of IS Barrier)
Class I Div I (with the use of IS Barrier)
Enclosure Material Plastic (Polycarbonate)
Housing Rating IP66/ NEMA 4A/ CSA 3S
Power Supply 2-wire 24 VDC Loop Powered
Output Signal Bi-directional HART digital communication, superimposed on mA (4-20 mA) signal
Optional FF (FOUNDATION Fieldbus) and PF (Profibus) communication
Intrinsically safe type ATEX, IECEx, FM, CSA and NEPSI, and nonincendive of FM and CSA.

Features of pH and ORP measurement

Built-in calibration standard table, with temperature compensation function and stability check function, realizes high-precision pH measurement.
In addition to pH measurements, temperature and redox potential (ORP) can also be measured.
As a diagnostic function of the detector, impedance, asymmetric potential, slope, etc. are constantly measured to continuously diagnose the state of the detector such as dirt/damage of the electrode, disconnection, and lowering of the measuring liquid level. In addition, the latest five calibration results are stored to predict future maintenance and calibration timing.

Yokogawa FLXA21 2-Wire Dual Channel Transmitter/Analyzer FLXA21 Liquid Analyzers 0

pH and ORP measurement specification

Input Range pH: -2 to 16 pH (with option /K: 0 to 14 pH)
ORP: -1500 to 1500 mV
rH: 0 to 100 rH
Temperature: Pt1000, Pt100, 6.8k, PTC10k, 3k Balco, PTC500: -30 to 140 ºC, NTC 8k55: -10 to 120 ºC
Performance
(The specifications are expressed with simulated inputs.)
pH Linearity: ±0.01 pH, Repeatability: ±0.01 pH, Accuracy: ±0.01 pH
ORP Linearity: ±1 mV, Repeatability: ±1 mV, Accuracy: ±1 mV
Temperature with Pt1000, PTC500, 6.8k, PTC10k, NTC 8k55, 3k Balco
Linearity: ±0.3 ºC, Repeatability: ±0.1 ºC, Accuracy: ±0.3 ºC
with Pt100
Linearity: ±0.4 ºC, Repeatability: ±0.1 ºC, Accuracy: ±0.4 ºC

Features of conductivity measurement

Built-in temperature compensation function and calibration standard table enable monitoring of the contamination of the cell for higher accuracy conductivity measurement.
Highly versatile, cell constants from 0.005 to 50 cm-1, two-way and four-way detectors are available.
It also supports five types of temperature detectors for accurate temperature compensation.
Performs pure water compensation in the analysis of demineralized water, steam, condensate, and boiler water. For monitoring of pure water in the pharmaceutical industry, the process liquid quality can be monitored according to the water quality standards of the USP item <645> (refer to item 645 of USP23 Article) guidance (USP).

Yokogawa FLXA21 2-Wire Dual Channel Transmitter/Analyzer FLXA21 Liquid Analyzers 1

Conductivity measurement specification

Input Specification Two or four electrodes measurement with square wave excitation, using max 60m (200ft) cable (WU40/WF10) and cell constants from 0.005 to 50.0 cm-1
Display range Conductivity min. 0.01 µS/cm, max. 2000 mS/cm (max 90% zero suppression)
Resistivity min. 0.001 kΩ x cm, max. 1000 MΩ x cm (max 90% zero suppression)
Temperature min. span 25 ºC, max. span 270 ºC
Performance (Accuracy)
(The specifications are expressed with simulated inputs.)
Conductivity 2 µS x K cm-1 to 200 mS x K cm-1: Accuracy: ±0.5%F.S.
1 µS x K cm-1 to 2 µS x K cm-1: Accuracy: ±1%F.S.
Resistivity 0.005kΩ / K cm-1 to 0.5MΩ /K cm-1: Accuracy: ±0.5%F.S.
0.5MΩ / K cm-1 to 1MΩ /K cm-1: Accuracy: ±1%F.S.
Temperature with Pt1000, Pb36, Ni100: Accuracy: ±0.3 ºC
with Pt100, NTC 8k55: Accuracy: ±0.4 ºC
Temperature compensation NaCl table: ±1 %
Matrix: ±3 %
Temperature 90 % (< 2 decades) in 7 seconds