ERUN-SZ-C40

water supply

turbidity

Water softening, desalination

Water Turbidity Analyzer

ERUN-SZ4-A-B6

（1）Measuring range: 0.1~1000NTU or 0.1-4000NTU

（2）Accuracy: ±2% of display value or ±0.02NTU

（3）Resolution: ±0.5% or 0.3 NTU

（4）Working temperature: 0-50°C

（5）Cable length: 10m (standard, customizable)

（6）Self-cleaning system: Yes (optional)

（7）Protection class: IP68

（8）Detection principle: 90° scattered light

durometer

Water softening, desalination

Water Hardness Analyzer

ERUN-SZ3-B2

（1）Measuring range: (0~200/500/1000) mg/L; customizable

（2）Display value error: ±10%

（3）Repeatability: ≤3%

（4）Zero drift: ≤±5% F.S.

（5）Range drift: ≤±5% F.S.

（6）Minimum maintenance cycle: ≥168 h/time

（7）Digital communication: RS232, RS485, RJ45

（8）Analog communication: (4~20)mA input; (4~20)mA output

（9）Ambient temperature: (5~40)℃

（10）Instrument size: 300mm x 420mm x 240mm (W x H x D) (main unit)

（11）Instrument weight: <15 Kg

water supply

PH

Water softening, desalination

Water pH Analyzer

ERUN-SZ4-A-B7

（1）Measuring unit: 0-14pH

（2）Working temperature: 0~50℃

（3）Accuracy: ±0.02 PH

（4）Electrode material: POM + titanium alloy

（5）Protection class: IP68

（6）Calibration: 2-point or 3-point calibration

（7）Cable length: standard 10m (can be customized)

（8）Detection principle: Electrode method

conductivity

Water softening, desalination

Water quality conductivity analyzer online

ERUN-SZ4-A-A4

（1）Measuring range: 0.001 ~5mS/cm or 0.001~100 mS/cm (other ranges can be customized)

（2）Working temperature: 0~50℃ (optional high temperature electrode)

（3）Cable length: 10m (standard, customizable)

（4）split

（5）Electrode material: nickel + PEEK + titanium alloy

（6）Protection class: IP68

（7）Detection principle: four-electrode method

dissolved oxygen

Water softening, desalination

Water quality dissolved oxygen online analyzer

ERUN-SZ4-A-A5

（1）Measuring range: 0～20mg/L, or 0-200% saturated oxygen

（2）Working temperature: 0-50°C

（3）Accuracy: ±1% or 0.3mg/L

（4）Calibration: one or two point calibration

（5）Electrode Material: 316L/Titanium Alloy

（6）Installation: Flow-through type (with flow-through tank)

（7）Cable length: standard 10m (can be customized)

（8）Protection class: IP68

（9）Detection principle: fluorescence method

water supply

oil

Water softening, desalination

Oil in water on-line analyzer

ERUN-SZ4-A-J4

（1）Detection range: 0-50ppm (optional 0-150ppm)

（2）Resolution: 0.01ppm

（3）Linearity: R2＞0.999

（4）Protection class: IP68

（5）Temperature range: 0-50°C

（6）Cable length: 10m standard, customizable

（7）Self-cleaning system: Yes (optional)

（8）Calibration method: zero, one or two point calibration

（9）Housing Material: 316L/Titanium Alloy

（10）Detection principle: UV fluorescence method

iron

Water softening, desalination

Water quality total iron online analyzer

ERUN-SZ3-H3

（1）Measurement range: (0~5/10/20) mg/L; customizable

（2）Display value error: ±5%

（3）Lower limit of quantification: ≤0.05 mg/L

（4）Repeatability: ≤3%

（5）Zero drift: ≤3%

（6）Range Drift: ≤3%

（7）Minimum maintenance cycle: ≥168 h/time

（8）Digital communication: RS232, RS485, RJ45

（9）Analog communication: (4~20)mA input; (4~20)mA output

（10）Ambient temperature: (5~40)℃

（11）Instrument size: 300mm x 420mm x 240mm (W x H x D) (main unit)

（12）Instrument weight: <15kg

boiler water

alkalinity

Water softening, desalination

Water Alkalinity Online Analyzer

ERUN-SZ3-B3

（1）测量范围：(0～200/500/1000) mg/L；可根据客户需求定制

（2）示值误差：±10%

（3）定量下限：≤1 mg/L

（4）重复性：≤3%

（5）零点漂移：≤3%

（6）量程漂移：≤3%

（7）最小维护周期：≥168 h/次

（8）数字量通讯：RS232、RS485、RJ45

（9）模拟量通讯：(4~20)mA输入；(4~20)mA输出

（10）环境温度：（5~40）℃

（11）仪器尺寸：300mm×420mm×240mm(W×H×D)

（12）仪器重量：＜15kg

Phenolphthalein Alkalinity

Water softening, desalination

Water quality phenolphthalein alkalinity online analyzer

ERUN-SZ3-B8

（1）Range: Low range 0.2 ~ 5mmol/L, High range 0.8 ~ 20mmol/L

（2）Measurement method: Titration colorimetry

（3）Measurement time: approx. 3 minutes, depending on phenolphthalein alkalinity concentration and set rinse time

（4）Accuracy: ±5% of the maximum value of selected reagents

（5）Repeatability: ±2.5% of the maximum value of selected reagents

（6）Reagent consumption: 0.05-0.6mL/per analysis

（7）Reagent expiration date: 2 years from the factory

（8）Automatic cleaning: the instrument will be cleaned automatically after each measurement

（9）Calibration: Service menu manual calibration

（10）Temperature of water samples: 5-40℃

（11）Water quality requirements: clear, colorless, no suspended solids, no air bubbles, pH>8.2

（12）Protection class: IP65

（13）Dimensions: 300 x 300 x 200 mm

boiler water

PH

Water softening, desalination

Water pH Analyzer

ERUN-SZ4-A-B7

（1）Measuring unit: 0-14pH

（2）Working temperature: 0~50℃

（3）Accuracy: ±0.02 PH

（4）Electrode material: POM + titanium alloy

（5）Protection class: IP68

（6）Calibration: 2-point or 3-point calibration

（7）Cable length: standard 10m (can be customized)

（8）Detection principle: Electrode method

conductivity

Water softening, desalination

Water quality conductivity analyzer online

ERUN-SZ4-A-A4

（1）Measuring range: 0.001 ~5mS/cm or 0.001~100 mS/cm (other ranges can be customized)

（2）Working temperature: 0~50℃ (optional high temperature electrode)

（3）Cable length: 10m (standard, customizable)

（4）split

（5）Electrode material: nickel + PEEK + titanium alloy

（6）Protection class: IP68

（7）Detection principle: four-electrode method

sodium pyrophosphate

Water softening, desalination

On-line analyzer for phosphate in water

ERUN-SZ3-E3

（1）Measuring range: 0-20 mg/L (ppm)

（2）Measurement error: ±1% F.S.

（3）Resolution: 0.01 mg/L (ppm)

（4）Measurement channels: 1-4 channels

（5）Measurement period: 8 minutes

（6）Reagent type: 1 reagent + demineralized water

（7）Reagent consumption: 2L/30 days

（8）Power supply: DC 24V power supply / AC 220V

（9）Flow rate of water samples: 80-120mL/min

（10）Temperature of water samples: 5-50℃

（11）External dimensions: 680×450×190mm (L×W×D)

（12）Opening size: 645 x 400m