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TPNA-300 Specifications
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Model
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TPNA-300
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Name
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Automatic Total Nitrogen/Phosphorus Monitoring System
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Measurement methods
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Total nitrogen:
Alkaline potassium peroxodisulfate UV oxidation - UV absorption method
Total phosphorus:
Potassium peroxodisulfate UV oxidation - molybdenum blue absorption method
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Measurement range
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Standard range:
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Total nitrogen: 0 to 2 mgN/L
Total phosphorus: 0 to 0.5 mgP/L
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One step dilution range:
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Total nitrogen: 0 to 5/10/20/50 mgN/L
Total phosphorus: 0 to 1/2/5/10 mgP/L
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Two step dilution range:
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Total nitrogen: 0 to 100/200/500/1000 mgN/L
Total phosphorus: 0 to 20/50/100/250 mgP/L
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Number of measurement ranges
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1 range (standard)
*However, 0.2 ≤ total nitrogen full scale/total phosphorus full scale ≤ 100.
2 ranges (optional) *Please consult separately.
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Measurement points
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1 point (standard), 2 points (optional)
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Measurement time
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60 minutes
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Repeatability
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Within ±3% full scale (standard range, One step dilution range)
Within ±5% full scale (Two step dilution range)
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Sample water conditions
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Temperature: 2 to 40°C; Flow rate: 0.5 to 5 L/min (overflow tank flow)
A sea water adjustment function (optional) is available for when sea water is mixed in.
*Please consult separately concerning sample water conditions
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Blank water conditions
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Usage volume:
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50 L/month *This may increase/decrease depending on the measurement range
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Condition:
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Should not contain nitrogen or phosphorus compounds
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Fixed pure water tank (standard), continuous supply via pure water supply system (optional)
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Analog output
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Measurement values:
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Can switch between measurement points and equivalent number
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Load volume:
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Can switch between measurement points and equivalent number DC4 to 20/0 to 16 mA
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Analog input
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Flow rate meter input
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Contact input
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Measurement start, Correction start, Forced start, Time adjustment, Flow meter under maintenance, Flow meter damaged, Flow meter power off, Flow meter no waste water, Measurement line selection (2-point metering option)
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Contact output
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Measuring line 1 (line 2 optional), Correcting, Standby, Maintenance, Power off, Synchronous signal, Density (max), Warning: Load volume (max), Warning: System failure, No sample water, Insufficient sample water, No pure water, Waste water tank full, No blank water (optional)
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Communications output
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RS-232C output
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Power
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AC 100 V±10 V 50/60 Hz Approx. 400 VA
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Weight
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Approx. 80 kg
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External dimensions
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460 (W) x 425 (D) x 1600 (H) mm
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Paint color
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Munsell 5PB8/1 (or equivalent)
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Ambient temperature & humidity
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2 to 40°C, 85% humidity or lower (no condensation)
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Installation environment
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Indoors, good ventilation, no direct sunlight.
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OF-10 / OF-20 Flow type Overflow Tank Specifications
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Model
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OF-10
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OF-20
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Applicable product
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Automatic total nitrogen/phosphorus measurement system sampling option unit
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Automatic total nitrogen/phosphorus measurement system sampling option unit
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Application
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Waste water sampling (general waste water)
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Waste water sampling including sea water components
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Sample water extraction
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Sampling nozzle with automatic lift mechanism
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Sampling nozzle with automatic lift mechanism
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Material
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OF tank (PVC), Frame (SUS)
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OF tank (PVC), Frame (SUS)
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Installation
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Install beside metering device (external)
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Install beside metering device (external)
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Connectors
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IN (nominal diameter 25), OUT (nominal diameter 50)
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IN (nominal diameter 25), OUT (nominal diameter 50)
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Sample supply flow
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5 to 20 L/min.
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5 to 20 L/min.
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External dimensions
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215 (W) x 833 (H) x 415 (D) mm
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215 (W) x 833 (H) x 415 (D) mm
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Weight
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8 kg
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8 kg
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Other
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Connection to external plumbing to overflow tank not included
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Connection to external plumbing to overflow tank not included. Sensor system for sea water adjustment is available.
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SY-10 / SY-20 Cleaning Unit Specifications
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Model
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SY-10
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SY-20
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Applicable product
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Automatic total nitrogen/phosphorus measurement system sampling option unit
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Automatic total nitrogen/phosphorus measurement system sampling option unit
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Application
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Prevents contamination of sampling line by waste water samples
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Prevents contamination of sampling line by waste water samples
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Functions
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Cleans the sampling line and sampling filter with pure water after initial chemical cleaning
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Cleans the sampling line and sampling filter with pure water after initial chemical cleaning
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Configuration
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Cleaning unit + dedicated chemical tank (5 L)
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Cleaning unit + dedicated chemical tank (5 L)
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Chemicals
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Sodium hydroxide (5%) solution (consumed volume: 4 L/month)
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Sodium hydroxide (5%) solution (consumed volume: 4 L/month)
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Pure water
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Uses pure water within measurement device (volume adjustment)
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Use external cleaning water (supply pressure: 0.3 Mpa or higher)
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Installation
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Attaches to main measurement device (cleaning unit and chemical tank)
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Attaches to main measurement device (cleaning unit and chemical tank)
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Power
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AC 100 V (supplied from measurement device)
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AC 100 V (supplied from measurement device)
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External dimensions
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Cleaning unit: 165 (W) x 241 (D) x 110 (D) mm Chemical tank: 208 (W) x 280 (H) x 153 (D) mm
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Cleaning unit: 198 (W) x 398 (D) x 110 (D) mm Chemical tank: 208 (W) x 280 (H) x 153 (D) mm
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Weight
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Cleaning unit: 3 kg Chemical tank: 6 kg (including chemicals)
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Cleaning unit: 3 kg Chemical tank: 6 kg (including chemicals)
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Accessories
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None
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Flexible hose (2 m)
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