모델명

VSTAR92

측정범위(Meter)

pH

-2.000 to 20.000

mV/RmV

±2000.0 mV

ISE

0 to 19999

DO

0 to 90mg/l

0 to 600%(% saturation)

RDO

0 to 50mg/l

0 to 500%(% saturation)

Conductivity

0.001uS to 3000mS

Resistivity

2ohm to 100meg-ohm

Salinity

0.01 to 80.0ppt NaCl equivalen;

0.01 to 42ppt practical salinity

TDS

0 to 200ppt

Temperature

-5 to105℃, 23 to 221ºF

정밀도

(Relative

Accuracy)

pH

±0.002

mV/RmV

±0.2 mV or ±0.05 % of

reading whichever is greater

ISE

±0.2 mV or ±0.05 % of

reading whichever is greater

DO

±0.2

±2 %(% saturation)

RDO

±0.1 mg/L up to 8 mg/L;

±0.2 mg/L from 8 to 20 mg/L;

10 % of reading from

20 to 50 mg/L

±2 %(% saturation)

Conductivity

0.5 % reading ±1 digit

Resistivity

0.5 % reading ±1 digit

Salinity

±0.1

TDS

±0.5 % reading ±1 digit

Temperature

±0.1

분해능

pH

0.1, 0.01, 0.001

mV/RmV

0.1

ISE

Up to 3 significant digits

DO

0.01, 0.1

0.1, 1(% saturation)

RDO

0.01, 0.1

0.1, 1(% saturation)

Conductivity

0.001 μS minimum;

4 significant figures minimum

Resistivity

2 ohms-cm

Salinity

0.01

TDS

4 significant digits

Temperature

0.1

데이터 로깅

2000with time and date stamp

전원

Universal, AC power adapter,

90-260 VAC, 50-60 Hz

출력포트

One RS232, two USB ports

(one client, one host)