
2채널 비저항계 HE-960RW-GC
개요
2가지 샘플의 비저항을 동시 측정,동시 출력하고 내약품성이 우수한 센서를 사용하여 정밀한 측정을 합니다.
기능
- 2채널 동시 측정 - 1대로 센서 2개를 연결하여 비저항을 동시 측정 및 표시
- 고정밀한 온도보상 - 백금 온도저항 (Pt1000Ω)의 편차를 입력하는 기능으로 온도 교정을 하지 않고 ±0.2℃이내의 정밀한 온도 측정이 가능하며 기준 온도계를 이용 온도교정도 가능
- 2채널 출력 - 2채널 각각의 비저항과 온도를 출력
- 내약품성 유리카본센서 사용 - 재질은 카본 100%로서 불산이나 과산화수소와 각종 세정액에 우수한 내약품성
- 아이콘 상태표시 - 계기의 상태를 알기 쉽게 아이콘 표시
- 비밀번호 설정기능
- C24V전원
제조원 HORIBA Advanced Techno
사양
Model | HE-960RW-GC |
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Measuring method | Electrode method (2-electrode method) |
Sensor input | 2-channel (Simultaneous Measurement) |
Cell constant | 0.1/cm |
Temperature compensation element | Platinum resistance 1000Ω / 0°C |
Measuring range | Resistivity : 0 to 2.00, 0 to 20.00, 0 to 100.0 ※ MΩ・cm(0 to 20.00, 0 to 200.00, 0 to 1000 ※ kΩ・m)Temperature : 0 to 100°C |
Repeatability | Within ±0.5% of the full scale (in equivalent input) |
Linearity | Within ±0.5% of the full scale (in equivalent input) |
Transmission output | Number of outputs : 24mA to 20mA DC/0mA to 20mA DC : input/output isolated typeMaximum load resistance : 900ΩTransmission output range : Freely selectable within the measurement rangeHowever, repeatability and linearity will remain accurate to the separately set measuring range.(Negative terminals of each transmission output channel are connected inside and thus have the same electric potential.) |
Contact output | Number of output : 4 pointsAlarm contact output (R1,R2,R3,R4)Contact type : relay contact, R1, R2, R3 : SPSTR4 : SPDTContact rating : 240V AC 3A and 30V DC, 3A(resistance load)Contact function : selectable from upper/lower limit action (ON/OFF control),delay, and hysteresisOutput contents : selectable from the selected measurement, anomaly alarm, and maintenance.(However, R1 and R2, R3 and R4 share the COMMON contacts respectively.) |
Communication output | RS-485 input/output |
Calibration function | Resistivity : input of cell constant correction coefficient (parameter input)Temperature : Calibrated by comparing with the reference thermometer |
Transmission output hold feature | Selectable from the Previous value hold and the Optional value hold.(However, only the previous value hold is available in the maintenance mode.) |
Self-diagnosis function | ・Sensor diagnosis error (short-circuit and disconnection of the temperature sensor)・Out of the measurement range・Converter error |
Temperature compensation | ・Based on the temperature characteristics of ultra-pure water (reference temperature:25°C)・Based on the reference temperature and user-defined temperature coefficient(reference temperature : 5 to 95°C, temperature coefficient : ±5%/°C)・No temperature compensation |
Temperature compensation range | 0 to 100°C |
Ultra-pure water specific resistance selection | Selectable from 18.23 (standard), 18.18, 18.24MΩ・cm(Selectable from 182.3, 181.8, 182.4kΩ・m) |
Clipping function | When the measured value is above the upper limit of the measurement range derived from the specified specific resisitance, the specified resistance is used as the measured value. |
Ambient environment | Temperature: -5°C to 45°C, Relative humidity: 20% to 85%(without dew condensation) |
Power supply | Rated voltage 24V DC, 10W(max) |
Protective structure | Panel: IP65, Rear case: IP20, Terminal: IP00 (Indoor-use panel installation type) |
External dimensions | 96(W)×96(H)×115(D)mm, Case depth : approx.105mm (when panel-mounted) |
Weight | Approx.550g |
Conforming standards | CE marking, FCC Part15 |
Compatible sensors | ERF-series specific resistance GC(Glass carbon)sensor, cell constant 0.1/cm |
Model | ERF-01-L-GC2 | |
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Cell constant | 0.1/cm approx. | |
Liquid temperature range | 0 to 80°C | |
Liquid pressure range | 0 to 0.05MPa | |
Liquid end materials | Electrode | Glass Carbon |
Body | PVDF | |
Seal | Perfluor rubber | |
Cable length | 10 m (Standard) | |
Installation | Threaded diameter : R(PT)3/4 | |
Combined holder | Flow type EFA-30 series |
Model | EFA-30P |
---|---|
Liquid end materials | 0 to 100°C |
Liquid temperature range | 0 to 0.1MPa |
Liquid pressure range | 0 to 10L/min |
Liquid flow rate | PVDF |
Connected pipe diameter | Inlet: Rc(PT)3/4, Outlet: Rc(PT)3/4 |