HD-300 (Two-Wire Transmitter)

Merkmale

Membrane type polarography method
Span calibration by air preceded by auto-zeroing (Electrical auto zeroing function)
Self-diagnosis of membrane damage and infiltration into the probe
On-site membrane replacement as well as whole sensor replacement

Hergestellt von HORIBA Advanced Techno

Measuring method	Membrane type polarography method
Measuring range	Dissolved oxygen: 0 to 20 mg/L Resolution: 0.01 mg/L Saturation ratio: 0 to 200% Resolution: 1% Temperature: 0 to 50˚C Resolution: 0.1˚C
Repeatability	Dissolved oxygen concentration: ±0.5% full-scale or less, Temperature: ±0.5˚C (for equivalent input)
Linearity	Dissolved oxygen concentration: ±0.5% full-scale or less, Temperature: ±0.5˚C (for equivalent input)
Transmission output	4 to 20 mA DC Input/output insulated type Maximum load resistance 600 Ω
Contact input	One point Contact format: Non-voltage a contact Contact function: Transmission output is held for closed contact input.
Temperature compensation range	0 to 50˚C
Ambient temperature	-20 to 60˚C
Temperature measurement element	Pt 1000 (0˚C) (Built into DO-1100 probe)
Calibration method	Atmospheric calibration or saturated liquid calibration
Self-diagnosis function	Calibration error, Sensor diagnosis error, Transmitter malfunction
Power supply	24 V DC (operational voltage range: 21 V to 32 V DC) Power consumption 0.6 W or less
Construction	Outdoor installation type: IP65 protection level Mounting method: 50A pole or wall mounted Case: Aluminum alloy Mount fitting/hood: SUS304
Compatible sensor	Sensor: 5505, 5510 Probe: DO-1100
Weight	Approx. 4 kg
Equipment protected	CE marking, FCC rules