
3042 Phosphate Analyzer
Range: 0 – 5 ppm
Range: 0 – 20 ppm
Range: 0 – 150 ppm
Range: 0 – 300 ppm
Waltron’s 3042 Phosphate Analyzer is the first choice for online analysis of dissolved phosphate in ultrapure water applications. The 3042 is trusted worldwide to deliver accurate and reliable readings with minimal maintenance and low total cost of ownership. Common application points in a boiler system include make-up water, condensate, boiler feedwater, saturated steam/main steam, and cooling water.
- Accurate and wide-range analysis
- Multi-stream available
- Fast loop reservoir
- Adjustable cycle and calibration frequency
- Automatic calibration and validation (QA/QC)
- Compact design
- Color touchscreen display
- Grab sample capability
- Internal datalogger
- Low reagent level alarm
- Automatic start/stop based on sample flow detection
- Minimal analyzer maintenance
PERFORMANCE
Range
0–5 ppm, 0–20 ppm, 0-150 ppm, 0-300 ppm
Accuracy
+/– 2% of full scale
Reproducibility
+/– 2% of reading
Analysis Time
7min, batch process
Sampling Frequency (Cycle Time)
One reading every 15 mins, adjustable
Sensor Classification
Colorimetric with glass flowcell and LED source
Power Supply
110-220Vac, 50-60 Hz 80 VA
Humidity
Up to 90% not condensable
Ambient Temperature Range
10-45°C analyzer (50-113°F)
Positioning and Installation Details
Wall mounting, bench supported, or panel mounting (optional)
Alarms
2 or 4 configurable alarm relays
Degree of Protection
IP55 (NEMA 4): Wet section, IP65 (NEMA 4x): Electronics
Required Maintenance
Once a month replenish reagents, Quarterly replace tubing
Reagent Consumption (approximate)
3 reagents, 2L each per month
Materials in Contact with Sample
Glass, Silicone, Plexiglass, Stainless Steel AISI 316
Certification (on request):
Meets low voltage and low electromagnetic compatibility directives
Sample Conditioning Requirements
Filtering between 10 and 60 micron, depending on the matrix, needed only to avoid clogging.
Weight
17 kg (37.5 lbs.)
SAMPLE DELIVERY OPERATING CONDITIONS
Temperature Range
5-55º C (41-131º F)
Inlet Sample
100–500 ml/min, atmospheric, flexible tubing O.D. 1/4″ (6 mm)
Outlet Sample
Atmospheric, waste tubing O.D. 3/8 (9 mm)
PH
3-12
SIGNAL OUTPUTS
Analog Outputs
4-20mA (galvanic isolator module available as option) or 0-5V
Serial I/O for Signals
RS232, RS485; MODBUS; PROFIBUS
OPERATIONAL CALIBRATION
Frequency/Intervals
Recommended: 7 days
Single/Multi Point
Multi-Point: zero and mid range
Matrix Corrections
Yes, sample blank correction
Manual/Automatic
Both

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