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Measuring method: Glass electrode method
Measuring range:
pH: 0 10 14 pH/ Resolution: 0.01 pH
Temperature: 0 to 100°C/ Resolution: 0.1°C
Repeatability: pH: ±0.03 or less, Temperature: ± 0.3°C (for equivalent input)
Linearity: pH: ±0.03 or less, Temperature: ± 0.3°C (for equivalent input)
Transmission output:
Two points 4 to 20 mA DC
Input/output isolated type
Maximum load resistance 900 Ω
Contact output:
Five points No-voltage contact output Relay contact, SPDT (1c)
Contact function: R1, R2: Selectable from upper limit alarm, lower limit alarm, ON/OFF control, time-shared proportional control
R3, R4: Selectable from upper limit alarm, lower limit alarm, transmission output hold operation, cleaning output
FAIL: Malfunction alarm
Contact input:
One point Contact format: Open collector no-voltage a contact Contact function. Cleaning operation external input
Communication function: RS-485 Two wire systems, Input/output isolated type (not isolated from transmission output)
Temperature compensation range: 0 to 100°C
Ambient temperature: -20 to 55°C
Temperature compensation element: Pt 1000 (0°C)
Positive temperature sensitive resistor element: 5000 (25°C) 6.8 ΚΩ (25°C) 10 ΚΩ (25°C)
Calibration method: Automatic or manual calibration
Self-diagnosis function: Calibration error, Electrode diagnosis error, Analyzer malfunction
Power supply: 100 to 240 V AC 50/60 Hz Power consumption 15 VA (max.)
Construction: Outdoor installation type: IP65 protection level
Mounting method 50 A pole or wall mounted
Case: Aluminum alloy.
Mount fitting/hood: SUS304
Weight: Approx. 4.5 kg
