Pure Water (low) Conductivity/Resitivity Analyzers FLXA21, FLXA202, SC450G
Intended for the low conductivity applications found in the semi-conductor, power, water and pharmaceutical industries. These analyzers work with contacting conductivity sensors.……
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Pure Water (low) Conductivity/Resitivity Analyzers
|Enclosure Material||Plastic (Polycarbonate)||Aluminum alloy die cast with epoxy coating (Standard offering)|
Aluminum alloy die cast with urethane or high anti corrosion coating (available upon request)
|Cast Aluminum with chemically resistance coating; polycarbonate cover with polycarbonate flexible window|
|Housing Rating||IP66/ NEMA 4A/ CSA 3S||IP66 (except Canada), Type 4X (except Canada), Type 3S/4X (Canada)||IP66/ NEMA 4A/ CSA 3S|
|Power Supply||2-wire 24VDC, Loop Powered||2-wire 24VDC, Loop Powered||4-Wire 110-256 VAC, Mains Power|
|Output Signal||Bi-directional HART digital communication, superimposed on mA (4-20mA) signal.||Bi-directional HART digital communication, superimposed on mA (4-20mA) signal.||Two isolated outputs of 4 to 20 mA DC with common negative.|
|Input Range||Conductivity: 0 to 2000 mS/cm at 25ºC (77°F) |
Temperature: -20 to 140ºC (0 to 280°F)
|Conductivity||2 µS x K cm to 200 mS x K cm Accuracy: ±0.5% F.S. |
1 µS x K cm to 2 µS x K cm Accuracy: ±1% F.S.
|Resistivity||0.005kΩ/ K cm to 0.5MΩ/ K cm Accuracy: ±0.5% F.S.|
0.5MΩ/ x K cm to 1MΩ/ x K cm Accuracy: ±1% F.S.
|Temperature||with Pt1000, Pb36, Ni 100|
Accuracy: ± 0.3ºC
with Pt100, NTC 8k55
Accuracy: ± 0.4ºC
|Step Response||≤7 seconds for 90% (for a 2 decade step)|
|Cable Length||Max 60 meters (200 feet). 10 meters (35 feets0 fixed sensor cable + 50 meters (165 feet) WF10 extension cable|
|Transmission Signal||Bi-directional HART digital communication, superimposed on mA (4-20 mA) signal|
|Temperature Compensation||Automatic or manual, for temperature ranges.|
Reference temp. programmable from 0-100°C or 30-210°F (default 25°C)
|Calibration||Semi-automatic calibration using pre-configured OIML (KCl) standard tables, with automatic stability check. Manual adjustment to grab sample.|
|Display||Black and white, 213 x 160 pixels LCD with a touch screen|
|Housing||IP66/ NEMA 4A/ CSA 3S|
IP66 (except Canada), Type 4X (except Canada), Type 3S/4X (Canada)
|Environment||Ambient Temperature: -20 to 55°C|
Humidity: 10 to 90% RH at 40°C (non-condensing)
|Power Supply||Ratings; 17 to 40 V DC|
|Input specification||Two or four electrode measurement with square wave excitation, using max. 60 m cable and cell constants from 0.005 to 50.0 cm|
|Detection method||Frequency, read-pulse position and reference voltage are dynamically optimized.|
|Input ranges||Conductivity: 0.000 μS/cm to 2000 mS/cm|
Minimum: 1 μS/cm (underrange 0.000 μSx C).
Maximum: 200 mS/cm (overrange 2000 mS x C).
Resistivity: 0.0 Ω x cm to 1000 MΩ x cm
Minimum: 5 Ω x cm (underrange 0 Ω/C).
Maximum: 1 MΩ x cm (overrange 1000 MΩ/C).
Temperature: Pt1000: -20 to 250°C (0 to 500°F)
Pt100 and Ni100: -20 to 200°C (0 to 400°F)
NTC 8k55: -10 to 120°C (10 to 250°F)
Pb36 NTC: -20 to 120°C (0 to 250°F)
|Conductivity/Resitivity Accuracy||≤0.5 % of reading|
|Temperature Accuracy||≤0.3°C (≤ 0.4°C for PT100)|
|Step Response||≤4 sec for 90 % (for a 2 decade step)|
|Transmission Signals||Two isolated outputs of 4 to 20 mA DC with common negative. Maximum load 600 Ω. Bi-directional HART digital communication, superimposed on mA 1 (4 to 20 mA) signal. Burn up (21.0 mA) or Burn down (3.6 mA) to signal failure accorded with NAMUR NE43.|
|Temperature compensation||Automatic or manual, for temperature ranges.|
Reference temp.: programmable from 0 to 100°C or 30 to 210°F (default 25°C).
|Compensation algorithm||According IEC 60746-3 NaCl tables (default).|
Two independent user programmable temperature coefficients, from 0 to 3.5 %/°C (°F) by adjustment or calibration.
Matrix compensation: with conductivity function of concentration and temperature. Choice out of 13 preprogrammed matrixes.
|Display||Graphical Quarter VGA (320 x 240 pixels) LCD with LED backlight and touchscreen.|
|Contact Outputs||Four SPDT relay contacts with display indicators.|
Contact outputs configurable for hysteresis and delay time.
|Contact Input||Remote range switching to 10 times the programmed range.|
|Power Supply||85 to 265 V AC ±10 %, 47 to 63 Hz, maximum consumption 10 VA.|
9.16 to 30 V DC ±15 %, maximum consumption 10 W.