horiba U-51, Инструкция по эксплуатации

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5 Specifications
99
Temperature
measurement
Measurement
method
Platinum temperature sensor
      
Range

10

C to 55

C
Resolution 0.01

C
Sensor
Platinum temperature sensor,
JIS Class B ( 0.3 + 0.005 |t|)
Turbidity
measurement
Measurement
method
－
LED forward
30

transmission/
scattering
method
Tungsten lamp
90

transmission
scattering
method
LED 90

scattering
method
Range
0 NTU to
800 NTU 0 NTU to
1000 NTU 0 NTU to
1000 NTU
Resolution 0.1 NTU 0.01 NTU 0.01 NTU
Precision
*2
±5%of read-
out or ±1
NTU,
whichever is
larger

±0.5 NTU
(for 0 NTU to
10 NTU
measurement
range)

3% of
readout or
1 NTU,
whichever
is larger
(for 10 NTU to
1000 NTU
measurement
range)
±5%of read-
out or
±1 NTU,
whichever is
larger
Turbidity
sensor wiper
－

－
Water depth
measurement
Measurement
method
Pressure method
－ －
  
2 m: －
10 m, 30 m:

Range 0 m to 30 m
Resolution 0.05 m
Precision
*2
±0.3 m
ORP (oxidation
reduction
potential)
measurement
Measurement
method
Platinum electrode method
      
Range

2000 mV to +2000 mV
Resolution 1 mV
Precision
*2
±15 mV
*1: Battery life is estimated under following conditions.

Continuous operation

Using batteries: C-size alkaline dry cells

Ambient temperature of the control unit: 20

C or more

Backlight off
Specification Basic value
Model
U-51 U-52 U-52G U-53 U-53G U-54 U-54G