HP-480PL

Panel-mount type pulse proportion control pH meter

A compact water quality meter that offers a wide range of features and functionality.

A pH meter equipped with a pulse-type pump proportional control function. Suitable for pH monitoring and control in various production processes, as well as wastewater treatment and other applications. We offer a wide range of cleaning devices to accommodate a variety of samples.

Division: Process Water
Manufacturing Company: HORIBA Advanced Techno Co., Ltd.

Lineup of a wide range of electrodes

A wide variety of electrodes are offered to cater to different needs.

Comprehensive range of cleaning devices.

The ultrasonic cleaner can be retrofitted to HP-480PL sites that are not equipped with a cleaner. 
*If other cleaners are to be used, sequence control by the customer is required.

Product namePulse proportional control pH meter for industrial use
ModelHP-480PL
Measuring range0 pH to 14 pH: 0.01 pH resolution.
Temperature 0℃ to 100℃: 1℃ resolution (selectable display).
Transmission
output
4 mA to 20 mA DC: input/output isolated type
Maximum load resistance: 900 Ω
Transmission
output range
Free
Repeatability and
linearity
±0.05 pH, ±0.08 mA (for transmission output range of 0 pH to 14 pH)
Contact outputOutputs: 2 points
Alarm contact output (R1 and R2)
  Contact type: relay contact, SPDT (1c)
  Contact rating: 240 V AC, 0.3 A and 30 V DC, 0.3 A (resistance load)
  Contact function: selectable from upper/lower limit operation (ON/OFF control), alarm, and maintenance.
Control actionsON/OFF control
  • Upper/lower limit setting range: 0.00 pH to 14.00 pH
  • Control width: 0.00 to 4.00 pH (±0.00 pH to ±2.00 pH)
Pulse proportional
control
  • Upper/lower limit setting range: 0.00 pH to 14.00 pH
  • Maximum number of pulse output: Freely selectable in the range of
    1 SPM to 360 SPM.
  • Proportional band: 0.01 pH to 4.00 pH
  • Control output shift function: 0% to 50%
Calibration functionTwo-point automatic calibration or manual calibration
Two-point automatic calibration: with automatic validation of the electrode characteristics.
  Types of standard solution: pH 2, pH 4, pH 7, pH 9 and pH 10 (JIS)
  Combination of standard solutions: pH 7 and one of the others
  Manual calibration: Freely selectable, but the difference should be over 2 pH.
Temperature calibration (one point).
Transmission
output hold feature
  • Previous value hold
  • Optional value hold
  • Continuous
    Selectable from the above (However, only the previous value hold is available in the maintenance mode).
Self-diagnosis
function
  • Calibration function
    Asymmetry potential error, sensitivity error, response speed error and standard solution error.
  • Electrode self-diagnosis
    Temperature sensor short-circuit and temperature sensor disconnection.
  • Outside of the measuring range.
  • Converter error.
Temperature
compensation
element

Selectable from compensation ON (350Ω (25℃), 500Ω (25℃),1 kΩ (0℃)6.8 kΩ (25℃) and 10 kΩ (25℃)) and compensation OFF.

Temperature-
compensated
range
0℃ to 100℃
Ambient
temperature
−5℃ to 45℃
Relative humidity20% to 85% (without dew condensation)
Storage
temperature
−25℃ to 65℃
Power supplyRated voltage 100 V AC to 240 V AC, 50 Hz/60 Hz, 10 VA (max.)
StructureIndoor-use panel installation type
Panel case: ABS, Terminal: PBT
Panel: water proof structure
Protective structurePanel: IP65 (IEC60529, JIS C0920)
Rear case: IP20, Terminal: IP00
Class II device (IEC61010-1)
Pollution level 2 (IEC61010-1)
Conforming
standards
FCC RuleFCC Part15
External
dimensions
48 (W)  × 96 (H)  × 115 (D) mm
Case depth: approx. 105 mm
MassApprox. 400 g

Request for Information

Do you have any questions or requests? Use this form to contact our specialists.

* These fields are mandatory.

Related products

CS-600F
CS-600F

Fiber Optic Type Chemical Concentration Monitor

CS-620F
CS-620F

Optical Fiber Type Hot Phosphoric Acid Concentration Monitor

CS-900
CS-900

Non-Contact Chemical Concentration Monitor

Glass Electrode 1076A-10C
Glass Electrode 1076A-10C

For measurement of low-conductivity water and non-aqueous solvents.

H-1 Series
H-1 Series

Field-installation type water quality measuring instruments

HC-200F
HC-200F

Field-installation Type Fluoride Ion Concentration Meter

HC-200NH
HC-200NH

Field-installation type ammonia nitrogen meter

HC-300F
HC-300F

Field-installation Type Fluoride Ion Concentration Meter

HD-200
HD-200

Field-installation type dissolved oxygen meter (DO meter)

HD-200FL
HD-200FL

Field-installation type optical dissolved oxygen meter (DO meter)

HD-300
HD-300

Field-installation type dissolved oxygen meter (DO meter)

HD-480
HD-480

Panel-mount type dissolved oxygen meter (DO meter)

HD-960L
HD-960L

HF (Hydrofluoric Acid)  DO (Dissolved Oxygen) Monitor / Pure Water DO (Dissolved Oxygen) Monitor

HD-960LR
HD-960LR

Dissolved Oxygen Concentration Monitor Series for Semiconductor Manufacturing

HE-200C
HE-200C

Field-installation type electric conductivity meter (conductivity meter)

HE-200H
HE-200H

Field-installation type electric conductivity meter

HE-200R
HE-200R

Field-installation type electric resistivity meter (resistivity meter)

HE-300C
HE-300C

Field-installation type electrical conductivity meter (conductivity meter)

HE-300R
HE-300R

Field-installation type electric resistivity meter (resistivity meter)

HE-480C
HE-480C

Panel-mount type conductivity meter (conductivity meter)

HE-480C-GC
HE-480C-GC

Carbon Sensor Conductivity Meter (Low concentration type)

HE-480H
HE-480H

Panel-mount type conductivity meter (conductivity meter)

HE-480R
HE-480R

Panel-mount type resistivity meter (resistivity meter)

HE-480R(W)
HE-480R(W)

Resistivity Meter for Semiconductor Cleaning Processes

HE-960CA
HE-960CA

Citric Acid Monitor

514-05
514-05

0.5% NaCl Standard Solution

514-22
514-22

1.41 mS/cm Conductivity Standard Solution

514-23
514-23

12.9 mS/cm Conductivity Standard Solution

514-50
514-50

5.0% NaCl Standard Solution

Corporate