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HORIBA
HORIBA Automatic COD monitor CODA-500
HORIBA Automatic COD monitor CODA-500
常规价格
$13,538.46 USD
常规价格
促销价
$13,538.46 USD
单价
/
单价
无法加载取货服务可用情况
* Please consult before ordering
Automatic COD monitor
CODA-500
Compliance will be achieved with regulations and standards through a combination of the latest technology and traditional methods.
An automatic COD monitor with a fully automated JIS (Japanese Industrial Standards) based measurement method. We are focused on reducing running costs and maintenance costs.
| General specification | Name of equipment | Automatic COD monitor | |
|---|---|---|---|
| Model | CODA-500 | ||
| Object | COD concentration in water | ||
| Dimensions | 600 (W) mm × 510 (D) mm × 1600 (H) mm*1 | ||
| Mass | Approx. 150 kg | ||
| Power source | 100 V to 240 V AC ±10%, 50 Hz/60 Hz | ||
| Power consumption |
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| Installation conditions |
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| Performance | Measurement range (Actual upper limit of measurement is half-scale of the range.) |
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| Reproducibility (with standard solution for glucose) |
20 mg/L: Within ±1% of full-scale value 30 mg/L to 500 mg/L: Within ±2% of full-scale value 1000 mg/L to 2000 mg/L: Within ±5% of full-scale value Optional specification*2: Within ±5% of full-scale value |
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| Stability | Zero drift (for 24 h) |
20 mg/L: Within ±3% of full-scale value 30 mg/L to 500 mg/L: Within ±4% of full-scale value 1000 mg/L to 2000 mg/L: Within ±5% of full-scale value Optional specification*2: Within ±5% of full-scale value |
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| Span drift (for 24 h, with standard solution for glucose) |
20 mg/L: Within ±3% of full-scale value 30 mg/L to 500 mg/L: Within ±4% of full-scale value 1000 mg/L to 2000 mg/L: Within ±5% of full-scale value Optional specification*2: Within ±5% of full-scale value |
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| Measuring principle*3 |
CODA-500-A (acidic method) |
Acid potassium permanganate method at 100℃ (based on JIS K 0806) |
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| CODA-500-B (alkaline method) |
Alkaline potassium permanganate method at 100℃ | ||
| CODA-500-C (acidic method) |
Acid potassium permanganate method at 100℃ (based on JIS K 0806) With reagent cleaning function |
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| Number of measurement points | Standard: 1 Optional: 2 |
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| Measuring range | Standard: 1 range Optional: 2 ranges |
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| Heating method | Direct heating | ||
| End point detection | Potentiometric titration at constant current | ||
| Titration method | Micro syringe titration | ||
| Measurement interval | 60 minutes | ||
| Reagent cleaning | CODA-500-A, CODA-500-B: Not available CODA-500-C: Available |
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| Method without adding a silver nitrate solution*4 |
Available (by selecting this method when the chloride ion concentration is low) |
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| Measuring conditions |
Ambient temperature | 2℃ to 40℃ | |
| Ambient humidity | Relative humidity: 85% max. (without condensation) | ||
| Power supply voltage fluctuations |
100 V to 240 V AC ±10% | ||
| Sample water conditions |
Temperature | 2℃ to 40℃ (without freezing) | |
| Flow rate | When the overflow tank (optional) is used 0.5 L/min to 5 L/min (depends on the overflow tank type) |
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| Chloride ion concentration (for acidic method) |
CODA-500-A: Up to 1 time the full-scale value CODA-500-C: Up to 100 times the full-scale value (maximun)*6 (The alkaline method is not influenced by chloride ion concentration. For more than 100 times the full-scale value, select the alkaline method.) |
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| Sampling point | Piping length from main unit: Within 3 m | ||
| Blank water conditions |
Supply method | Standard: Waterworks water Optional: Supply from deionized water tank |
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| Water quality*5 | Waterworks water without COD components (hardness: 100 mg/L max.) |
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| Water supply pressure |
100 kPa to 500 kPa (at the connection of the instrument inlet) | ||
| Consumption | 20 mL to 420 mL per measurement run (depends on the measurement range and cleaning function setting). |
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| Installation conditions |
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| Input/output specification |
Display | Color LCD with touch panel | |
| Analog output |
Number of points | Standard: 3 Optional: 6 |
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| Kinds | Standard 4 mA to 20 mA DC, 0 mA to 16 mA DC (4 mA to 20 mA DC is set at the factory. 0 mA to 16 mA DC is selectable on the screen.) Optional: 0 mA to 16 mA DC, 0 V to 1 V DC, and 1 V to 5 V DC |
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| Description | COD concentration, time COD load, and time flow rate | ||
| Output impedance | 900Ωmax. | ||
| Contact output |
Number of points | Standard: 14 Optional: 21 |
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| Format | No-voltage contact output | ||
| Kinds | Insulated output | ||
| Output capacity | 250 V AC, 3 A 30 V DC, 3 A (Only 30 V DC, 3 A are available for "Maintenance" contact.) |
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| Status output | Meas., Cal., Standby, Cleaning, Blank Meas., Synchro. Idle 1, Synchro. Idle 2, Maintenance, Power, etc. |
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| Warning output | Limit warnings (COD Hi limit, Flow limit, and COD Hi Load), COD H.Hi limit, Sample Lack, Total Alarm 1 to 6, various gauge errors, etc. (optional: Lack Reagent) | ||
| Analog input |
Number of points | Standard: 1 Optional: 2 |
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| Kinds | Standard: 4 mA to 20 mA DC input Optional: 1 V to 5 V DC |
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| Description | Flow signal (full-scale value may be specified freely) | ||
| Contact input |
Number of points | Standard: 9 Optional: 17 |
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| Format | No-voltage a-contact input (open collector is available) | ||
| Kinds | Insulated type input: common to (-) side | ||
| ON resistance | 100Ω max. | ||
| Open voltage | 26 V DC max. | ||
| Short-circuit current |
13 mA DC max. | ||
| Functions | Meas. Start, Cal. Start, Cleaning Start, Blank meas. Start, Modify Date, Samp. Lack, Line Select, Flow Mainte, Flow Err., Flow Power OFF, and Flow No Drain |
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| Load calculation capability | COD load calculation capability | ||
| Storage capability | Data retention for 1 year (measurement values) External USB storage is available. |
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| Communication capability | Standard: RS-485 Optional: RS-232C |
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| Communication protocol | Modbus | ||
| Printer | Provided (58 mm); with automatic take-up device | ||
| Reagent consumption *7 |
Potassium permanganate Reagent A |
2 mL per measurement run | |
| Sodium oxalate Reagent B |
1 mL per measurement run*8 | ||
| Sulfuric acid solution Reagent C |
1 mL per measurement run | ||
| Silver nitrate solution Reagent D |
0.5 mL per measurement run (used for acidic method) | ||
| Sodium thiosulfate solution Reagent E |
2 mL per measurement run (used for reagent cleaning function) | ||
| Sodium hydroxide solution Reagent F |
1 mL per measurement run (used for alkaline method) | ||
| Reagent replacement interval | 1 month or more. | ||
| Tap water | 20 mL to 420 mL per measurement run (depends on the measurement range) |
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