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Chlorine, pH Process Analyser


Price starts at $2,700.00

Product Code : PCA320dual

Manufacturer : Hanna Instruments

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PCA 320dual Series

Free & Total Chlorine, pH and Temperature Analyzer

The PCA 320dual series of analyzers check pH and chlorine levels in applications such as pools and spas, drinking water and influent and effluent discharge of water to ensure public safety, prevent waste and protect the environment by reducing over dosage.


• Dual analog outputs
• pH regulation with both ON/OFF and proportional controls
• Separate alarms can be set for pH and chlorine controls
• Parameters can be sent through SMS
• Large graphical display with backlight
• User-friendly interface
• Can store up to 3500 data, that can be displayed or downloaded to a PC

Range Free & Total Chlorine 0.00 to 5.00 mg/L
Range pH 0.00 to 14.00 pH
Range Temperature 5.0 to 75.0°C
Resolution Free & Total Chlorine 0.01 mg/L
Resolution pH 0.01 pH
Resolution Temperature 0.1°C
Accuracy Free & Total Chlorine ±8% ±0.05 mg/L
Accuracy pH ±0.05 pH
Accuracy Temperature ±0.5°C
Minimum Detectable Level Free & Total Chlorine 0.05 mg/L
Input Impedance   1012 Ohm
Calibration Free & Total Chlorine 1 point
Calibration pH 1 or 2 point
Sampling Rate Free & Total Chlorine adjustable from 3 to 90 minutes
Sampling Rate pH adjustable from 3 to 120 seconds
Dosage Free & Total Chlorine proportional with 4-20 mA output
Dosage pH ON/OFF with relay or proportional with 4-20 mA output
Delta Free & Total Chlorine selectable from 0.1 to 5 mg/L
Delta pH selectable from 0.1 to 2 pH (hysteresis adjustable from 0.05 to 2 pH)
Recorder Output   0-10 mV, 0-100 mV, 4-20 mA or 0-20 mA
Serial Communication   RS485 port, galvanically isolated
Baud Rate   1200, 2400, 4800, 9600 bps
Data Logging   up to 3500 data series
GSM Communication   2 programmable cellular phone numbers, alarm & information SMS
using the HI 504900 module (optional)
Alarm Relay   SPDT contact with 5A, 230 V resistive load
Dosing Relay   SPDT contact with 5A, 230 V resistive load
System Error   SPDT contact with 5A, 230 V resistive load
Inlet Pressure   0.07 to 4 bar with no external pressure regulator
(for pressure exceeding 4 bar an external pressure regulator is required)
Sample Flow   100 to 300 mL/min
Sample Temperature   5 to 40°C (41 to 104°F)
Sample Inlet Connection   12 mm (1/2") tubing diameter
Drain Connection   10 mm (3/8") bar fitting
Power Supply   115 Vac or 230 Vac; 50/60 Hz; 20 VA (See Chart)
Enclosure   NEMA-4X standard, molded fiberglass polyster
with transparent Lexan window
Dimensions   318 x 267 x 159 mm (12.5 x 10.5 x 6.25")
Weight   5 kg (11 lb.) without reagents
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