HE-200R (Four-Wire Analyzer)
Features
- Accurate measurement of UPW resistivity
- Well-examined temperature compensation function for UPW
- Arbitrary setting of the compensation target temperature
- Extensive interfaces (2-channel transmission output, RS-485 compatible, 3-relay output)
Manufactured by HORIBA Advanced Techno
Specifications
Measuring method | Two electrode method | |||
---|---|---|---|---|
Measuring range | Cell constant | /cm | 0.01 | |
Electrical | MΩ·cm | 0.000 to 2.000 | 0.00 to 20.00* | |
kΩ·m | 0.00 to 20.00 | 0.0 to 200.0* | ||
* With conditions under which temperature compensation is not performed, it is possible to display 0.0 to 100.0 MΩ·cm (0 to 1,000 kΩ·m). | ||||
Temperature | ˚C | 0 to 100 Resolution: 0.01˚C | ||
Repeatability | Electrical resistivity: ±0.1% full-scale or less, Temperature: ±0.1˚C (for equivalent input) | |||
Linearity | Electrical resistivity: ±0.5% full-scale or less, Temperature: ±0.5˚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 input | One point Contact format: Open collector non-voltage a contact | |||
Communication function | RS-485 Two wire system, Input/output insulated type (not insulated for transmission output) | |||
Temperature compensation range | 0 to 100˚C | |||
Ambient temperature | -20 to 55˚C | |||
Temperature compensation element | Pt 1000 (0˚C) | |||
Calibration function | Electrical resistivity: Based on input of cell constant correction coefficient (parameter input) | |||
Additional function | Ultra-pure water electrical resistivity selection function, clip function | |||
Self-diagnosis function | Sensor diagnosis error, Analyzer malfunction | |||
Power supply | 90 to 264 V AC 50/60 Hz | |||
Construction | Outdoor installation type: IP65 protection level | |||
Compatible sensor | ERF series electrical resistivity sensor (cell constant 0.01/cm) | |||
Pair calibration accuracy* | Electrical resistivity: ±0.01 MΩ·cm or less (for standard unit / same temperature) | |||
Weight | Approx. 4.5 kg | |||
Equipment protected | CE marking, FCC rules |
* The sensor and analyzer are assembled in advance and pair calibration is performed before shipping.