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Dissolved Oxygen Analyzer Quantichem® 9061C
QUANTICHEM® 9001 SERIES
QUANTICHEM® 9001 SERIES
The Waltron Analyzer® 9061C Dissolved Oxygen Analyzer is a state-of-the-art microprocessor-based instrumentation package developed specifically for use in measuring low and high concentrations of dissolved oxygen. It is today’s standard for all low range dissolved oxygen analyzers. Common 9061C Dissolved Oxygen Analyzerapplication points in a boiler system for online dissolved oxygen measurement include: deaerator, condensate, boiler feed water and economizer inlet. |
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 Spare Parts Reagents Manuals DO SensorInformation Sheet |
MSDS Sheets Troubleshooting Testimonial Start-up Guide
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| FEATURES | BENEFITS | |
| Small size - 1/4 DIN panel mount transmitter | Minimal analyzer maintenance | |
| Process calibration - calibrate to sample | Automatic operation | |
| Wide range analysis: 0.10ppb – 20ppm | No sensor maintenance | |
| Very low cost, no maintenance sensor with two-year pro-rated warranty | ||
| Zero offset feature for higher accuracy at low levels | ||
| Quick and easy one point calibration | ||
| 4-20 MA isolated current output | ||
| User-configurable system: oxygenated or deaerated | ||
| Automatically stores last 10 calibrations and alarm logs | ||
| Automatic temperature compensation |
NO MAINTENANCE DO SENSOR |
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| GENERAL SPECIFICATIONS | ||
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| Performance | ||
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| Range | 0-1000 ppb,0-20 ppm with automatic range selection. | |
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| Accuracy | ± 1 ppb |
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| Stability | ± 5% of reading or ± 2 ppb per week, whichever is greater |
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| Response Time | 90% of a step change in less than one minutes |
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| Precision | ± 0.5 ppb |
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| Temperature Compensation | Automatic,reduces sample temperature error to less than 0.5% of reading per degree C |
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Calibration |
Manual operation initiated by operator |
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| Current Outputs | One isolated 4-20mA current (analog) outputs. |
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| Digital Output | Communication interface via RS-485 using MODBUS RTU protocol | |
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| Alarms | Three voltage-free contacts. Alarm points set from transmitter rated at 2A,250VAC (non-inductive |
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| Atmospheric Pressure Compensation |
Preset to normal atmospheric pressure at sea level and programmable |
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| Power | 90VAC-250VAC, wide range of input power supply | |
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| Operating Conditions | ||
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| Sample Flow | Range 100 – 300 min. Sample flow during measurement must be held constant. | |
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| Sample Temperature | 41 – 131° F (5 – 55°C) | |
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| Ambient Temperature | 32 – 131° F (0 – 55°C) | |
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| Pressure | 5–30 psig (0.35 – 2.07 bar) | |
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| Recommended Conditioning |
Water sample filtering to 60 micron. Sample flow during measurement must be held constant. | |
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| Mechanical | ||
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| Construction | Transmitter – high strength ABS, IP65 (NEMA 4x) |
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| Dimensions | Wall-Mount Transmitter: Height=10.92”(27.74 cm),Width=7”(17.78 cm), Depth=3.54”(8.99 cm) Panel-Mount Transmitter: Height=3.54”(8.98 cm),Width=3.54”(8.98 cm), Depth=6.52”(16.55 cm) Wet Section: Height=5.5”(13.97 cm),Width=3.5”(8.89 cm), Depth=5.5”(13.97 cm) |
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| Mounting | Wall-Mount Transmitter: Four key-style holes – Height=0.86”(2.18 cm), Top Width=0.281”(0.714 cm), Radius=0.28”(0.711 cm), Horizontal=9”(22.86 cm), Vertical=12.875”(32.70 cm) Panel-Mount Transmitter: 1/4 DIN enclosure with side holding brackets |
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| Weight | Wall-Mount: 5.8 lbs (2.63 kg) Panel-Mount: 3.2 lbs (1.45 kg) |
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| Wiring | Wall-Mount: Eight (8) conduit knockouts Panel-Mount: Direct screw terminals |
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| Piping | Sample Inlet and Outlet: 1/4"(0.635 cm) OD Swagelok® |
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| Distance | Up to 325 feet (100 meters) on request. Standard lengths are 3 meters, 5 meters and 10 meters. |
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| Finish | Corrosion resistant | |
