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하수폐수TMS 화학적산소요구량(COD) 자동연속 측정기 CODA-500

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댓글 0건 조회 646,808회 작성일 22-05-18 14:35

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제품명 화학적산소요구량(COD) 자동연속 측정기 CODA-500

제품설명

개요

최신 기술과 30년 이상의 기술 노하우로 제작된 

최고성능의 자동COD측정기 CODA-500

기능

  • 시약량을 이전 모델의 1/10
  • 터치패널LCD의 적용으로 조작성의 향상
  • 전력소비량 이전모델의 1/2 
  • 직접가열방식으로 냉각수의 불필요
  • 다양한 인터페이스 지원 (RS-232C, RS-485, USB, Modbus)


사양

Product name

Automatic COD monitor

Model name

CODA-500

Objects

COD concentration in water

Dimensions (*1)

600(W)×510(D)×1600(H) mm

Mass

Approx. 150 kg

Power source

AC100V-240V ±10% 50/60Hz

Power consumption

100-120 AC : Approx. 250VA

120-240 AC : Approx. 350VA

Installation conditions

 

Indoor installation type

Transient overvoltage of main power source: Overvoltage categoryII (IEC60364-44), pollution level 2

 

 

Measurement range

(Upper limit of measurement is 50% of F.S.)

 

 

0-20 mg/L

0-30,40,50,100,200,500,1000,2000 mg/L(1-dilution type)

 

 

Repeatability

(with standard solution for glucose)

 

 

20 mg/L range Within ±1% F.S. (*2)

30-500 mg/L range Within ±2% F.S. (*2)

1000-2000 mg/L range Within ±5% F.S.

 

Stability

Zero drift (for 24 h) 

20 mg/L range: within ± 3% F.S. (*2)                      

30-500 mg/L range: within ± 4% F.S. (*2)

1000-2000 mg/L range: within ± 5% F.S.

 

Span drift (for 24 h)

(with standard solution for glucose)

20 mg/L: within ± 3% F.S. (*2)  

30-500 mg/L: within ± 4% F.S. (*2)

1000-2000 mg/L: within ± 5% F.S.

 

Measuring principle

 

CODA-500-A (Acidic method)

Acid potassium permanganate method at 100ºC (based on JIS K 0806)

CODA-500-B (Alkaline method)

Alkaline potassium permanganate method at 100ºC

CODA-500-C (Acidic method)

Acid potassium permanganate method at 100ºC (based on JIS K 0806).  With cleaning function using reagent

 

Number of measurement points

Standard: 1 point (optional: 2 points)

Measuring range

Standard: 1 range (optional: 2 ranges)

Heating method

Direct heating

End point detection

Potentiometric titration at constant current

Titration method

Micro syringe titration

Measurement interval

60 minutes

Silver nitrate solution free method

Available (in case of low chloride ion concentration)

Ambient temperature

2-40 ºC

Ambient humidity

Relative humidity: 85% max. (without condensation)

Power supply voltage fluctuations

100-240V AC ± 10%

Sample Temperature

2-40 ºC (without freezing)

Sample Flow rate (when overflow tank is used)

2-20 L/min (when OF-5 is used), 5-20 L/min (when OF-50 is used)

Chloride ion concentration (for acidic method)

CODA-500A: up to 1 times of F.S.  CODA-500C: up to 100 times of F.S. (max)(for more than 100 times of F.S., select the alkaline method)

Sampling point

Piping length from main unit: within 3 m

Blank Water Supply method

Standard: tap water (optional: pure water tank)

Blank Water quality (*3)

Tap water without COD (hardness: 100 mg/L max.)

Blank Water supply pressure

100-500 kPa

Blank Consumption

20-420 mL (depends on measurement ranges and the setup of cleaning function)

Installation conditions

Well ventilated indoor location without exposure to direct sunlight. Flat and stable location with minimized vibrations and shocks. Atmosphere free from dust, mist, corrosive gas, etc.

Display

LCD color touch panel display

Analog output

Standard: 3 points (optional: 6 points)

 

Standard: 4-20mA DC, 0-16mA DC (optional: 0-1V DC, 1-5V DC)

(Default setting is 4-20mA DC. On-screen switching to 0-16mA DC is available)

COD concentration, time COD load, time flow rate

900 Ω max.

 

 

Contact output

Standard: 14 points (optional: 21 points)

Non voltage contact output

Insulated output

250V AC, 3A / 30V DC, 3A (only 30V DC, 3A are available for "maintenance" contact.

Meas., Cal., Standby, Cleaning, Blank Meas., Synchro. Idle 1, Synchro. Idle 2, Maintenance, Power, etc.

Limit warnings (COD Hi limit, Flow limit, and COD Hi Load), COD H.Hi limit, Sample Lack, Total Alarm 1-6, various gauge errors, etc. (optional: Lack Reagent)

 

Analog input

Standard: 1 point (optional: 2 points)

Standard: 4-20mA DC (optional:1-5V DC)

Flow signal (full scale setting is available optionally)

 

Contact input

Standard: 9 points (optional: 17 points)

Non voltage a contact input (open collector is available)

Insulated type input: common to (-) side

100 Ω max

26V DC max.

13 mA DC max.

 

Load calculation

COD load calculation

Memory

1 year ( in measurement values), external USB memory.

Communication

Standard: RS -485 (Optional: RS-232C)

Communication protocol

Modbus®

Printer

Standard (58 mm); with automatic take-up device.