Horiba D-74 Portable pH/ORP/Conductivity/ Resistivity/ Salinity/ TDS Meter

DISCONTINUED ITEM-Replacement Model: Horiba PC110 Portable pH/ORP/Conductivity/ Resistivity/ Salinity/ TDS Meter

Polycarbonate resin is adopted to enhance shock resistance and chemical resistance, creating a tough body that is endurable even in harsh environments. The intuitive and natural operability of LAQUAact, combined with a "Versatile" ability, brings a dynamic measurement experience.

Dual channel meter with 2 ports for pH or ORP measurement on channel one and a conductivity measurement on channel two . Electrodes not included. Serial port for data output. 1000 data set memory, backlight (Electrode recommendation: Model 9625-10D for pH and/or 9300-10D for ORP and Model 9382-10D for conductivity)

• 2 Channels
• Serial port for data output
• Backlight
• Waterproof
• The built-in data memory (1000 items)
• Connecting to a computer allows measurement data to be collected.
• Output to a GLP/GMP-compatible printer is possible.
• Automatic calibration and calibration interval alarm function
• Usable with both 5-point calibration and USA/NIST standard solutions.
• Electrical resistivity/total dissolved solids/salt content conversion functions
• Automatic range switching, automatic temperature conversion, and unit switching functions
• Interval measurement function
• Sample ID No. setting function
• Clock function and auto power-off function
• Usable with AAA alkaline batteries, Ni-MH batteries, or adapter.
• IP67-compliant waterproof and dustproof structure*.
• Includes: soft case, strap and batteries.
• ELECTRODES NOT INCLUDED* IP67:Ensures a waterproof performance without failure when immersed 1m in water for about 30 minutes.

pH

• Measuring principle: Glass electrode method
• Measuring range: pH 0.00～14.00
• Display range: -2.00～16.00
• Resolution: 0.01 pH
• Repeatability: ±0.01 pH±1digit

mV(ORP)

• Measuring Range (Display): -2000～2000 mV
• Resolution: 1 mV
• Repeatability: ±1 mV±1digit

Temperature

• Measuring range (Display): 0.0℃～100.0℃（-30℃～130℃）
• Resolution: 3-digit valid numbers
• Repeatability: ±0.1℃±1digit

Conductivity

• Measuring Principle: 2 AC bipolar method
• Measuring Range (Display range): 0.0 μS/m～200.0 S/m
• Resolution: 0.05%F.S.
• Repeatability: ±0.5% F.S.±1 digit

Salinity

• Measuring Principle: Conversion from conductivity value
• Measuring Range (Display Range): 0.00%～4.00% （0.0 PPT～40.0 PPT）
• Resolution: 0.01%/0.1 PPT

Resistivity

• Measuring principle: Conversion from conductivity value
• Measuring range (Display range): 0.000 Ω・m～2.000 MΩ・m
• Resolution: 0.05%F.S.
• Repeatability: ±0.5% F.S.±1 digit

TDS

• Measuring principle: Conversion from conductivity value
• Measuring range (Display range): 0.01 mg/L～100 g/L
• Resolution: 0.01 mg/L

General

• Display: Custom LCD with backlight
• Operating ambient temperature/ humidity: 0℃ to 45℃ , 80% or less in relative humidity (no condensation)
• Power: LR03/AAA alkaline batteries or AAA Ni-H rechargeable batteries × 2 AC adapter 100 V to 240 V 50/60 Hz (option)
• Current consumption: Less than 5 mA
• Battery life*1: Approx. 200 hours
• Dimension Approx. 67 (80) × 28 (42) × 170 mm (The figures in parentheses are maximum thicknesses.)
• Weight (without batteries and electrode): Approx. 270 g*1 Battery life will be shorter when using optional accessories and backlight LCD is activated.

• Horiba LAQUAact Series Datasheet.pdf