Imported DUROMAT Professional water hardness online analyzer

Imported DUROMAT Professional water hardness online analyzer

The characteristics of Professional:

1. Built in 4-20mA analog signal output

2. Built in RS-485 communication interface

3. It has self calibration and self diagnostic functions. 4. It monitors two programmable independent limits

5. Continuous measurement

6. The total validity period of the reagent is 2 years

Standard measurement range:

Total hardness: 0.22-534 mg/L CaCO ∝; 0.002-5.3mmol/L

Total alkalinity: 5.34-401.8 mg/L; 0.11-8.04mmol/L

Measurement principle:

Online monitoring of water hardness/alkalinity through automatic titration colorimetric method.

Typical applications:

Online monitoring of hardness/alkalinity of water quality such as softened water, boiler water, pure water, drinking water, and circulating water.

Application industry:

Industries such as water plants, pharmaceuticals, steel, swimming pools, beer and beverage, semiconductors, solar energy, electricity, heat, and chemicals.

Instrument features:

• Automatic online analysis, simple operation menu

• Monitoring limits and programmable output control

• Can monitor two programmable independent limits

The same analyzer can measure total hardness or alkalinity

• Built in self calibration and self diagnostic functions

Low maintenance and low reagent consumption

• Compact design

LCD graphic display

4 sets of programmable digital inputs

2 sets of programmable digital inputs

Analog signal output 0/4-20mA, RS485 communication

• Can be continuously measured or measured with time intervals (5-360min) or initiated by external switch signals

Built in SD card, measurement results, device fault information, and device firmware information are all recorded on the SD card

Optical components without condensation

• Software updates via SD card

technical indicators

Measurement parameters: total hardness/total alkalinity

Measurement method: Titration colorimetric method

Measurement range: Total hardness: 0.22-534 mg/L CaCO ∝; 0.002-5.3mmol/L

Total alkalinity: 5.34-401.8 mg/L; 0.11-8.04mmol/L

Measurement accuracy: ± 5% of the upper limit value of the selected reagent

Repeatability: ± 2.5% of the upper limit of the selected reagent

Reagent consumption: approximately 0.05-0.5 ml per analysis

Measurement time: Approximately 3 minutes

Analysis frequency: MAX 10000 analysis/500ml low water hardness reagent.

The consumption depends on the measured water hardness/alkalinity and the reagents used

Reagent expiration date: 2 years after leaving the factory, (<25 ° C, away from light)

Input/Output: 4 sets of programmable relays output maximum. 250 VAC 4A

• Limit value alarm • Error message • Instruction analysis • Insufficient reagent

1 set of 0/4-20 mA signal output max 750 Ω,

Built in RS-485 communication interface Modbus communication

Optional: CANBUS

2 sets of signal inputs

External control analysis/flow control begins

Reset the device

Water sample consumption: about 1L/time (water pressure 2Bar). The specific water sample consumption varies depending on the inlet pressure and internal flushing time

Power supply voltage: 85-264 VAC (50-60 Hz) or 24V AC/DC

Power consumption: 25VA (during operation) 3.5VA (during standby)

Protection level: IP43 without casing

Standard housing IP56, optional IP65

Storage temperature: 0 ° C-45 ° C

Environmental temperature: 10 ° C-45 ° C

Water temperature: 5 ° C-40 ° C

Air humidity: 20-90% RH (without ice or condensation)

Inlet pressure: 0.5 bar -5 bar (recommended 1-2 bar)

Water sample requirements: clear, colorless, no suspended solids, no bubbles, pH:4-10.5， Iron:<3ppm, copper:<0.2 ppm, aluminum:<0.1 ppm, manganese:<0.2 ppm,

Acid capacity: KS 4.3<5mmol/l

Display units: ° f, ° dH, ppmCaCO3, mmol/l, ° e

Installation method: Wall mounted

Equipment size: Without protective box 280 x 360 x 113 mm (W x H x D)

300 x 390 x 130 mm (W x H x D) with protective box

Equipment weight: Approximately 1.9KG without protective box

Approximately 3.8KG with protective box

Imported DUROMAT Professional water hardness online analyzer