HE-200R
Industrial electric resistivity meter (Four-Wire Analyzer)
Measures ultrapure water at high accuracy
Realizes high-accuracy
temperature compensation
Established traceability system
Segment: Process And Environment
Division: Process Water
Manufacturing Company: HORIBA Advanced Techno Co., Ltd.
- 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)
| Measuring method | Two electrode method | |||
|---|---|---|---|---|
| Measuring range | Cell constant | /cm | 0.01 | |
| Electrical resistivity | 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 | ËšC | 0 to 100 Resolution: 0.01ËšC | ||
| 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 function: R1, R2: Selectable from upper limit alarm, lower limit alarm, transmission output hold operation FAIL: Malfunction alarm Alarm operation: Output details: Electrical resistivity, temperature | |||
| Contact input | One point Contact format: Open collector non-voltage a contact Contact function: Transmission output hold external input | |||
| Communication function | RS-485 Two wire system, Input/output insulated type (not insulated for transmission output) | |||
| Temperature compensation range | 0 to 100ËšC | |||
| Ambient temperature | -20 to 55ËšC | |||
| Temperature compensation element | Pt 1000 (0ËšC) | |||
| Calibration function | Electrical resistivity: Based on input of cell constant correction coefficient (parameter input) Temperature: One point calibration compared with reference temperature gauge | |||
| 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 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 | |||
| 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) Temperature: ±0.02˚C 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.
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