Alpha COND 2000 Wall Mount/ Panel Mount pH/ ORP Analyzer[28 Jun. 2010, 17:36:49]
Product Features
: : Seven ranges in a single controller allows the controller to be used in a wide variety of applications with the maximum range at 1000 mS/ cm
: : User-Customization through Advanced Setup Menu offers flexibility in matching the controller' s functions to suit individual' s specific requirement
: : Choice of 4-cell or 2-cell electrode system
: : Programmable for On/ Off, Proportional, or PI ( Proportional Integral Control) - ideal for most demanding precision process control applications
: : Backlit Display offers reading in low-light conditions
: : Universal Power Supply Input from 85 to 250 VAC/ DC allows use at multiple sites and withstands voltage fluctuations
: : Two Galvanically Isolated Scaleable 0-20/ 4-20 mA Outputs for Conductivity and temperature
: : Wash Contact Relay controls electrodes cleaning systems at desired duration and frequency
: : Adjustable Hysteresis ( Dead Band) prevents rapid contact switching near set point
: : Non-Volatile Memory retains all stored parameters and calibration data even if power fails
: : Large Dual Display shows measurement with temperature simultaneously - features clear multiple icons, set points, and status messages
: : Choice of Temperature Sensor Pt100/ Pt1000 with 2-wire or 3-wire temperature input selection
: : Easy Installation and Wiring with detachable plug-in connectors
: : Panel-mounted version is also available
Applications
General: Use for virtually any batch or online applications where rapid, accurate control. Great for OEM/ system integrator.
Industrial: Use in applications involving agriculture, chemical processing, boiler and water heaters, wafer-fab, microprocessor manufacturing, pharmaceuticals, pulp and paper industries, and bleach manufacturing.
Water Purification/ Treatment: Use to treat batches of incoming process water, ultrapure water, boiler and feed water control.
Regulatory: Hook to recorder to document data for regulatory compliance.
Specifications
Product Specification
Description
Conductivity Ranges/ Resolution .. to 2.000 µ S/ cm 0.001 µ S/ cm
.. to 20.00 µ S/ cm 0.001 µ S/ cm
.. to 200.0 µ S/ cm 0.1 µ S/ cm
.. to 2000 µ S/ cm 1 µ S/ cm
.. to 20.00 mS/ cm 0.01 mS/ cm
.. to 200.0 mS/ cm 1 mS/ cm
Accuracy ± 1 % of full scale reading ( ± 2 % > 500 mS/ cm)
Temperature Range -10.0 to 125 ° C ( 14.0 to 257.0 ° F)
Resolution & Relative Accuracy 0.1 ° C / ° F &
± 0.5 ° C / ± 1.0 ° F
Temperature Sensor Pt100/ Pt1000 ( jumper selectable) ; 2 or 3 wire
Temperature Compensation Auto / Manual
( Reference at 25° C)
Set Point and Controller Functions
Integral Time 0 to 999.9 minutes
Switching Hysteresis 0 to 10 % of full scale
Function ( Switchable) P/ PI control ( Pulse Length / Pulse Frequency) ;
Limit Control; Off
Adjustable Period with Pulse Length Controller 0.5 to 20 seconds
Adjustable Period with Pulse Frequency Controller
60 to 120 pulses/ min
Pickup / Dropout Delay 0 to 2000 seconds
Wash Cycle 0.1 to 200.0 hours
Wash Duration 1 to 2000 seconds
Contact Outputs, Controller
1 SPDT, 3 SPST relays
Switching Voltage / Current / Power Max 250 VAC / Max 3A / Max 600VA
Alarm Functions
Function ( Switchable)
Latching / pulse
Pickup Delay 0 to 2000 seconds
Display
LCD UV coat, backlit 14 segments display with symbols for status information
Backlight On/ Off selectable with four levels of brightness control
Electromagnetic Compliance ( EMC) Specifications
Emitted Interference According to EN 61326
Immunity to Interference According to EN 61326
Environmental Conditions
Ambient Temperature Operating Range 0 to 40 ° C
Maximum Relative Humidity 80% up to 31 ° C decreasing linearly to 50%
at 40 ° C
Power Supply
Input80 to 250 VAC/ DC 50/ 60 Hz Approx. 10 VA
Main Fuse 315 mA, Anti-surge, S504 BUSSMAN
Pollution Degree 2 Transient Overvoltage Category II
Electrical Data and Connections
Transmitter Function Two 0/ 4 to 20 mA scalable outputs for pH/ ORP and temperature, galvanically isolated
CU 22 Function 22 mA current output
Isolated Output Voltage + 12V ± 0.5 V ( Max 50 mA)
Hold Function Switch To freeze output current and deactivate control relays
Load Max 600 W Conductivity Input Screw terminal
Connection Terminal ( Wall Mount) 3-pin, 8-pin, 9-pin and 13-pin terminal, detachable blocks
Connection Terminal ( Panel Mount) 3-pin, 9-pin and 19-pin terminal, detachable blocks
Mechanical Specifications
Dimensions ( W x H x D) Wall-mount:
Panel-mount: 144 x 144 x 110 mm
96 X 96 X 175 mm
Weight Wall-mount:
Panel-mount: 745g ( Unit) / 1100g ( Packed)
950g ( Unit) / 1100g ( Packed)
Environmental Rating Wall-mount:
Panel-mount: IP66 ( NEMA 4X)
IP54 ( front panel)