详细介绍:
DDB-305型便携式电导率仪DDB-305 type portable conductivit
一、性能特征:
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DDB-305 型便携式电导率仪是实验室电导率测量仪器,它广泛应用于石油化工、生物医药、污水处理、环境监测、矿山冶炼等行业及大专院校和科研单位。若配用适当常数的电导电极,可用于测量电子半导体、核能工业和电厂纯水或超纯水的电导率。
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仪器的主要特点:
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四档量程,自动切换,自动进位显示,操作简单,测量精度高。
采用四节五号干电池供电,携带方便,可在野外现场使用。
采用 3 1 / 2 位液晶数字显示,温度与测量值同时显示,外形美观,显示清晰。
可对溶液温度系数及电极常数进行设置。
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二、主要技术指标:
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2 、电子单元基本误差: 2.0%(FS) ± 1 个字
3 、仪器的基本误差:± 2.5% ( FS )± 1 个字
4 、温度补偿范围:( 5 ~ 50 )℃,基准温度 25 ℃
温度显示范围: 0 ~ 60 ℃
介质温度:( 5 ~ 50 )℃
5 、配套电极: DJS-1 型塑料电极
6 、电极常数: 1.0cm -1
7 、 外形尺寸: 135 × 75 × 25mm ( L × W × H )
8 、重量: 0.3kg
9 、正常使用条件:
a) 环境温度:( 5 ~ 50 )℃
b) 相对湿度:≤ 85%
c) 供电电源: 四节 5 号电池
d) 无显著的震动;
e) 除地球磁场外无外磁场干扰。
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DDB-305 type portable conductivity meter DDB-305type portable conductivit
A, performance characteristics:
DDB-305 type portable conductivity meter is laboratory conductivity measuring instruments, it is widely used in petroleum chemical industry, biological medicine,sewage treatment, environmental monitoring, smeltingand other industries and universities and research institutions. If equipped with appropriate electrodeconstant, can be used to measure the electronic semiconductor, pure water nuclear power industry and power plants or ultra pure water conductivity.
The main feature of the instrument:
Four ranges, automatic switching, automatic carrydisplay, simple operation, high measurement precision.
The four five dry cell batteries power supply, easy to carry, can use in the field.
The 31 / 2 LCD digital display, temperature and the measured value shows at the same time, beautiful appearance, clear display.
Can be set on the solution temperature coefficient and the constant of electrode.
Two, the main technical indexes:
The basic error of 2, electronic unit: 2% (FS) ± 1 words
The basic error, instrument: 3 ± 2.5% (FS) ± 1 words
4, temperature compensation range: (5 ~ 50) ℃,reference temperature 25 ℃
Temperature display range: 0 ~ 60 ℃
The temperature of the medium: (5 ~ 50) ℃
5, supporting electrode: DJS-1 type plastic electrode
6, the electrode constant: 1.0cm -1
7, size: 135 x 75 x 25mm (L * W * H)
8, weight: 0.3KG
9, the normal conditions of use:
A) environment temperature: (5 ~ 50) ℃
Relative humidity: ≤ 85% b)
C) power supply: four batteries of 5
D) no significant vibration;
E) in addition to outside the earth's magnetic field andmagnetic field interference.
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