TNP 4000 Automatic Total nitrogen and phosphorous analyzer
Maker : Humas
- Simultaneous analysis of total nitrogen /phosphorous in one hour
- TMS connection and various output signals
  (RS-232C,4~20mA, DC24V external output (equipment trouble,alarm warning))
- Logging report on alarm, replacement of consumables and error
- Automation stop upon equipment trouble
  (display of causes such as no cooling water, no reagent,overheating reactor, lamp trouble on screen)
- Automatic control function
  (start/stop measuring instrumenton remote basis)
- Degree of diluted water/washing water contamination on screen display
  (alarm display)
- Versatile application
  (Discharge water in wastewater treatment plants / river, lake and others of consumers’ choice / TMS))
    
        
            | Measuring method | Total nitrogen : ultraviolet absorbance intensity method Total phosphorous : ascorbic acid reduction method
 | 
        
            | Measuring range | TN : 0~100mg/L / TP : 0~20mg/L | 
        
            | Source of light | TN : Deuterium Lamp / TP: 880nmLED | 
        
            | Minimum scale unit | 0.001 mg/L | 
        
            | Detection method | Photodiode detector | 
        
            | Repeatability | ±3% of F.S | 
        
            | Accuracy | ±3% of F.S | 
        
            | Heating method | Independent heating of total nitrogen and total phosphorous based on 120℃ direct heating method (two thermal reactors)
 | 
        
            | Sample measurement | Quantitative control by measuring cup | 
        
            | Reagent measurement | Quantitative pump control | 
        
            | Measuring time | 60 min. / one measurement (measuring cycle can be set) | 
        
            | Display method | Color LCD(10 Inch) Touch screen | 
        
            | Storage method | HDD storage(320G), use of USB memory stick | 
        
            | Status output | Normal service, calibration , malfunction | 
        
            | Reagent replacement cycle | Two weeks | 
        
            | Data output | 4~20mA, RS-232C, TCP/IP | 
        
            | Power | AC 220V, 60Hz (110V optional) | 
        
            | Applicable temperature | 0 ~ 60℃ | 
        
            | Applicable humidity | Under 85% RH | 
        
            | Material of case | Steel, paint Mnusell No. 9.8GY 8.5/0.4 | 
        
            | Dimension | 600(W) * 662(D) * 1700(H)mm | 
        
            | Weigh | Approximately 200kg 
 
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