RDR Series Rugged Digital Refractometer
Funtions:
Multi-scales (up to 9)
Over-Limit alarm
Long battery life (more than 50, 000 times testing perfully charge)
Automatic power-off
Option: Sapphire Prism
Latest high performance electronics
Latest high performance electronics give meters extremely stable and accurate readings.
32-bit ARM Cortex-M0+microcontroller: LPC1114
Precision Micropower Low Noise Analog devices
Intelligent Battry Chargers and Front-End Solutions
IP67 Waterproof
And will Float if accidentally dropped in water.
Protective soft-grip outer layer
Double injection molded housing, internal hard ABS and soft rubber, make the meter both feels soft and provides the strongest protection.
Rechargeable Lithium-lon Battery
Provides over 50, 000 measurements per fully charge, with a battery life of 10 years and anti over charge function.
|
RDR Series |
Model |
Scales |
Range |
Resolution |
Accuracy |
Sugar
|
RDR101
|
Brix |
0.00--60.00% |
0.1% |
+/-0.2% |
|
Refractive Index |
1.3330--1.4420nD |
0.0001nD |
+/-0.0003nD |
RDR102
|
Brix |
40.00--95.00% |
0.1% |
+/-0.2% |
|
Refractive Index |
1.3330--1.5320nD |
0.0001nD |
+/-0.0003nD |
RDR103
|
Brix |
0.00--95.00% |
0.1% |
+/-0.2% |
|
Refractive Index |
1.3330--1.5320nD |
0.0001nD |
+/-0.0003nD |
RDR104
|
Sucrose(Brix) |
0.00--95.00% |
0.1% |
+/-0.2% |
|
Refractive Index |
1.3330--1.5320nD |
0.0001nD |
+/-0.0003nD |
|
Dextran |
0.00--10.60% |
0.1% |
+/-0.2% |
|
Fructose |
0.00--68.90% |
0.1% |
+/-0.2% |
|
Glucose |
0.00--59.90% |
0.1% |
+/-0.2% |
|
Lactose |
0.00--16.50% |
0.1% |
+/-0.2% |
|
Maltose |
0.00--15.60% |
0.1% |
+/-0.2% |
RDR104S
Sapphire Prism |
Sucrose(Brix) |
0.00--95.00% |
0.1% |
+/-0.2% |
|
Refractive Index |
1.3330--1.5320nD |
0.0001nD |
+/-0.0003nD |
|
Dextran |
0.00--10.60% |
0.1% |
+/-0.2% |
|
Fructose |
0.00--68.90% |
0.1% |
+/-0.2% |
|
Glucose |
0.00--59.90% |
0.1% |
+/-0.2% |
|
Lactose |
0.00--16.50% |
0.1% |
+/-0.2% |
|
Maltose |
0.00--15.60% |
0.1% |
+/-0.2% |
Salt
|
RDR201 (sodium chloride) |
salinity |
0.00--28.00% |
0.1% |
+/-0.2% |
|
salinity |
0--280‰ |
1‰ |
+/-2‰ |
|
specific gravity |
1.000-1.217 |
0.001 |
+/-0.002 |
|
Refractive Index |
1.3330--1.3900nD |
0.0001nD |
+/-0.0003nD |
RDR202 (sea water)
|
salinity |
0--100‰ |
1‰ |
+/-2‰ |
|
chlorinity |
0--57‰ |
1‰ |
+/-2‰ |
|
specific gravity |
1.000-1.070 |
0.001 |
+/-0.002 |
|
Refractive Index |
1.3330--1.3530nD |
0.0001nD |
+/-0.0003nD |
Car
|
RDR701
|
Cleaner |
(32)--(-40)ºF |
0.1ºF |
+/-0.2ºF |
|
ETHYLENE GLYCOL |
(32)--(-50)ºF |
0.1ºF |
+/-0.2ºF |
|
PROPYLENE GLYCOL |
(32)--(-50)ºF |
0.1ºF |
+/-0.2ºF |
|
Battery |
1.000--1.500sg |
0.001 |
+/-0.005sg |
RDR702
|
Cleaner |
(0)--(-40)°C |
0.1°C |
+/-0.2°C |
|
ETHYLENE GLYCOL |
(0)--(-50)°C |
0.1°C |
+/-0.2°C |
|
PROPYLENE GLYCOL |
(0)--(-50)°C |
0.1°C |
+/-0.2°C |
|
Battery |
1.000--1.500sg |
0.001 |
+/-0.005sg |
Note: Suffix"S" means Sapphire Prism |