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HORIBA Europe GmbH
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  5. HORIBA - Model HO-200 - Four-Wire ...

HORIBA - Model HO-200 -Four-Wire Analyzer

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Redox potential measurement of various solutions. Suitable for aeration control of sewage treatment and neutralization of chemicals. Extensive interfaces (2-channel transmission output, RS-485 compatible, 4-relay output).

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  • Measuring method : Metal electrode method
  • Measuring range :
    • ORP: -2,000 to 2,000 mV Resolution: 1 mV
    • Temperature: 0 to 100˚C Resolution: 0.1˚C
  • Repeatability : ORP: ±5 mV or less Temperature: ±0.3˚C (for equivalent input)
  • Linearity : ORP: ±5 mV or less Temperature: ±0.3˚C (for equivalent input)
  • Transmission output : Two points 4 to 20 mA DC Input/output insulated type Maximum load resistance 900 Ω
  • Contact output :
    • Three points Non-voltage contact output Relay contact, SPDT (1c)
    • Contact function:R1, R2: Selectable from upper limit alarm, lower limit alarm, ON/OFF control, transmission output hold operation, cleaning output
    • FAIL: Malfunction alarm
    • Control operation: Control width: 2 to 400 mV (±1 to ±200 mV)
  • Contact input
    • One point Contact format: Open collector non-voltage a contact
    • Contact function: Cleaning operation external input
  • Communication function : RS-485 Two wire system, Input/output insulated type (not insulated from transmission output)
  • Ambient temperature : -20 to 55˚C
  • Temperature measurement element : Pt 1000 (0˚C)
  • Positive temperature sensitive resistor element: 500 Ω (25˚C), 6.8 kΩ (25˚C), 10 kΩ (25˚C)
  • Calibration method :
  • Manual adjustment (offset) Correction (-200 to 200 mV)
  • Manual sensitivity correction (0.500 to 1.500)
  • Self-diagnosis function : Electrode diagnosis error, Analyzer malfunction
  • Power supply: 90 to 264 V AC 50/60 Hz
  • Power consumption 15 W or less
  • Construction :
    • Outdoor installation type: IP65 protection level
    • Mounting method: 50A pole or wall mounted
    • Case: Aluminum alloy
    • Mount fitting/hood: SUS304
  • Weight : Approx. 4.5 kg
  • Equipment protected : CE marking, FCC rules