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Product Specifications
Sensors and Flow Train
FCS (Free Chlorine Sensor)
Polarographic electrode, Gold cathode and
Silver anode, PTFE membrane
PHD10 (pH sensor)
Combined sensor, pH glass electrode, KCl/AgCl
reference electrode with porous Teflon
junction, 3 K‐ohm temperature sensor and
signal conditioner
Measurement Range
Chlorine
0.05 to 20 ppm
pH
4 ‐ 9 pH
Temperature 0° to 50° C (32°‐ 122°F)
Min/Max Flow 10 – 80 gal/hr (38‐300 l/hr)
Pressure
30 psig, max. (2 bar, max.)
Wetted Materials
PVC, Poly Propylene, PVDF, PTFE, Viton, Glass
Process Connections
Input
¼" Barb fitting for tubing or ¼"
FNPT with fitting removed
Drain
¾" FNPT
Performance Characteristics
Accuracy
Response Time (T90)
Drift
Polarization time
Electrolyte life
Dependent on the
accuracy of the DPD
test and pH value
Chlorine < 2 minutes
Temp. < 2 minutes
pH < 30 seconds
< 1.5% month
First polarization, 60
minutes
Re‐polarization, 30
minutes
Up to 1 year
C‐22 Analyzer
Measurements
Chlorine
pH
Temperature
Cl
/pH Compensation Between pH 5‐9
2
Display
Case
Operating Conditions Temperature ‐20° to
Outputs
Alarms
Power
Weight
Shipping Weight
Page 22
FCA‐22 Instruction Manual
0.00 to 20 ppm
0 – 14 pH
0° to 100° C (32°‐212°F)
2.5" X 1.75" backlit LCD
4 lines of text and
Graphical
NEMA 4X, LxWxD 5.7" x
5.7" x 7"
70° C, Protect from
direct sunlight and
excessive heat.
Humidity, RH from 5‐
95% non‐condensing
One 4‐20mA for Free
Chlorine
Optionally up to 4, PID
optional
(2) Form C, SPDT
230VAC 5A; 30 VDC 5A
Optionally up to (8)
110/220 VAC @ 50‐60
Hz or optionally 24 VDC
@ 0.25A
11 lbs (5 kg)
14 lbs (6.5 kg)
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