51
17. Specifications
Model
Measurement
range
Minimum scale
Measurement
accuracy
Measurement
temperature range
Environmental
conditions
Light source
Power supply
Power
consumption
Dimensions and
Weight
NAR-2T
Refractive Index(nD) : 1.3000 to 1.7000
Brix : 0.0 to 95.0
％
Indication range: 0.0 to 120.0
℃
(Accuracy:
±
0.2
℃
(0
～
100
℃), ±
0.5
℃
, (100
～
120
℃)
Minimum indication: 0.1
℃
)
5 to 120
℃
(Temperature range available of the circulating water)
LED Lamp (Approximating to wavelength of D-Line)
AC100 to 240V, 50/60 Hz
5VA
Main unit
：
12(W)
×
20(D)
×
25(H)cm
、
2.8kg
Digital thermometer
：
10(W)
×
11(D)
×
7(H)cm
、
0.5kg
Refractive Index(nD) : 0.001
Brix : 0.5%
Refractive Index(nD) :
±
0.0002 (at 20
℃
)
Brix :
±
0.1% (at 20
℃
)
Digital
Thermometer
Average dispersion
value
nF-nC (to be caluculated according to conversion table)
Use the instrument at an altitude below 2,000m (above sea
level).
Use the instrument indoors.
Use the instrument where the temperature is between 5 to 40
℃
.
Use the instrument under the condition where humidity is 80%
at 31
℃
or lower, falling linearly to 50% at 40
℃
.
Main supply voltage fluctuation should not to exceed
±
10%
the nominal voltage.
Installation categories (Overvoltage Categories):
ｌｌ
The pollution degree is 2 (according to IEC60664).
・
・
・
・
・
・
・
