HORIBA - Model HO-200 - Four-Wire Analyzer
From Process & Environmental - Water Treatment & Environment
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).
Specifications
- 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
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