|
Operational |
| Type of Measurement |
Amperometric (free chlorine) |
| Measuring Ranges |
0-5.00 ppm (mg/l) factory-set range
Field
adjustable from 0-0.5 to 60 PPM (mg/l)
|
| Display |
Three-digit
LED; 0.56 in (14 mm) high |
| Ambient Conditions |
32-120 degree F (0-49 degree C);
0-95% relative humidity, non-condensing |
| Analog Output |
One isolated
4-20mA (600 ohms max. load) |
| Relays |
Two electromechanical relays
(high and low alarms); SPDT (form C) contacts; rated 1A @120VAC |
| Power
Requirements |
100-130 VAC,
50/60 Hz. (30 watts); optional 200-240 VAC, 50/60 Hz. |
|
Sampling |
| Sample Temperature Range |
32-120 degree F (0-49 degree C) |
| Sample Flow
Rate |
150-1000
ml/min. (500 ml/min. recommended) |
| Sample Supply |
Where sample flow is
interrupted, provisions must be made to keep the electrode wet |
|
Sample pH
Range |
4.0-8.0 pH - must not vary >
0.05 +/- |
| Sample Alkalinity Range |
< 125 ppm total (mg/l) |
| Sample
Turbidity Limit |
Less than 250
NTU |
| Electrode Materials |
Cathode (measuring): Gold (23.95 K)
Anode
(reference): Copper (99.9%) |
|
Performance |
|
Sensitivity |
0.001 ppm
(mg/l) |
|
Accuracy |
+/- 2.0% of full scale |
|
Repeatability |
.004 ppm
(mg/l) or 1% of full scale, whichever is greater |
|
Stability |
+/- 2% of full scale per month |
| Response
Time |
4 second
from sample entry to display indication |
|
Full Scale Response |
1.5 to 2.0 minutes |
|
Mechanical |
| Enclosure |
NEMA 4X;
fiberglass; surface mount |
|
System Net Weight |
14.8 lbs. (6.7 kg) approximately |
| Sample
Inlet Line |
3/8" od x
1/4" id clear flexible PVC hose, 3 ft. (1m) long |
| Drain
Lines |
Two 3/4"
od x 5/8" id, clear flexible PVC hoses, 3 ft. (1m) long each |