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공업용 공업용 전도도측정기 HE-480C(저농도 용)

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댓글 0건 조회 130회 작성일 22-05-26 17:02

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제품명 공업용 전도도측정기 HE-480C(저농도 용)

제품설명



개요

공업용 전도도 측정기 HE-480C는 2전극법을 사용하여 저농도를 측정합니다. 온도 보상 성능이 높고 반도체의 순수관리부터 보일러수의 수질관리까지 폭넓게 사용합니다.

기능

  • 정밀한 온도보상 : 온도보상 소자에 백금 온도 저항(Pt1000Ω)을 사용
  • 다양한 온도 보상 : 샘플의 온도 특성에 따른 온도 보상을 선택 가능
  • 센서의 감도 자동판단 : 센서의 감도를 자동으로 판단하여 표시

제조원 HORIBA Advanced Techno

사양

Model

HE-480C

Measurement method

Electrode type (2-electrode method)

Cell constant

0.01/cm, 0.1/cm, or 1.0/cm

Temperature sensor
specifications

Platinum resistance 1000Ω/0°C;

Measuring range



Cell constant (/cm)

0.01

0.1

1.0

Measurement range
(μS/cm)

2.000/20.00

20.00/200.0

200.0/2000

Measurement range
(mS/m)

0.2000/2.000

2.000/20.00

20.00/200.0

TDS conversion
(mg/L)

2.00/20.0

20.0/200

200/2000

0°C to 100°C (The displayed decimal place is selectable among 0, 1,and 2.)

Repeatability Within

Conductivity display

Within ±0.5% of the full scale

(in equivalent input)

TDS conversion
display

Within ±0.5% of the full scale


Linearity Within

Conductivity display

Within ±0.5% of the full scale

(in equivalent input)

TDS conversion
display

Within ±1.5% of the full scale

Transmission
output

4 mA to 20 mA DC: input/output isolated type
Maximum load resistance: 900Ω
Transmission output range: Freely selectable within the measurement range

Contact output

Outputs: 2 points
Alarm contact output (R1 and R2)
Contact type: relay contact, SPDT (1c)
Contact rating: 240 V AC, 3 A and 30 V DC, 3 A (resistance load)
Contact function: selectable from upper/lower limit operation (ON/OFF control), alarm, and maintenance.

Calibration function

Conductivity
Temperature
TDS

Transmission
output hold feature

· Previous value hold
· Optional value hold
· Continuous
Selectable from the above (However, only the previous value hold is available in the
maintenance Mode.)

Self-diagnosis
function

· Sensor diagnosis
· Out of the measurement range
· A/D converter scale over
· Converter error

Temperature
compensation

· Based on the temperature characteristics of extra deionized water (reference
temperature:25°C)
· Based on the reference temperature and user-defined temperature coefficient
(reference temperature: 5°C to 95°C, temperature coefficient ±5%/°C)
· Based on the temperature characteristics of NaCl
· No temperature compensation

Power supply

Rated voltage 100 V to 240 V AC, 50/60 Hz, 10 VA (max.)

Protective structure

Panel: IP65 (IEC60529, JIS C0920)

Conforming standards

CE Marking
FCC Rule

External
dimensions

48(W) mm x 96 (H) mm x 115 (D) mm
Case depth: approx. 105 mm (when panel-mounted)

Mass

Approx. 400 g

Compatible
sensors

conductivity sensor; cell constant: 0.01/cm, 0.1/cm, or 1.0/cm