详细介绍:
CM-508 型电导率仪CM-508 type conductivity meter
一、性能特征:
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CM-508 型电导率仪 是工业流程水质在线测量与控制仪 , 集电导率 、 温度 测量于一体 ,它可同时对二个通道进行采样测量,通过按键可切换显示二个通道的电导率值。它采用了单片机技术,对纯水的温度系数、电极常数、电导率上限报警点通过按键自由设置。广泛应用于制药、电子、化工等行业对纯水的在线监测。是各种中小型纯水设备的理想配套仪表。
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二、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。温度自动测量,自动对溶液进行温度补偿。
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。
具有电导率超限报警输出。
B 通道具有 隔离式 4 ~ 20mA 电流信号输出,可以作为仪表输出或变送器方式运行。
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三、主要技术指标:
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2.1 仪器的测量范围:
A 通道电导率 0~10.00 m S · cm -1 ,量程间自动切换。
B 通道电导率 0 ~ 100uS · cm -1 , 量程间自动切换。
温度测量范围 0 ~ 60 ℃
2.2 电子单元基本误差: ± 2.0%(FS) ± l 个字。
2.3 仪器的基本误差: ± 3%(FS) ± 1 个字。
2.4 温度补偿范围: (5 ~ 50) ℃ , 基准温度 25 ℃ 。
2.5 温度测量误差:± 1 ℃
2.6 配套电极:
A 通道测量电导率电极常数: 1.0 cm -1 材 质:塑料
B 通道测量电导率电极常数: 1.0 cm -1 材 质:塑料
2.7 电导池工作压力: 0 ~ 0.5Mpa
2.8 输出电流信号( B 通道):隔离输出 4 ~ 20mA (最大负荷 500 Ω)
2.9 报警触点容量: 2A /250V AC ( 阻性负载时
2.10 螺纹尺寸: 1/2 " 管螺纹。 )
2.11 线缆长度:常规 5m 或另行约定
2.12 外形尺寸 96 × 96 × 130mm (高×宽×深)
2.13 重 量: 1.5 kg 。
2.14 正常使用条件:
a) 环境温度: (5~50) ℃;
b) 相对湿度:不大于 85 %;
c) 供电电源: AC220V ± 10% 50HZ
d) 无显著的振动;
e) 除地球磁场外无外磁场干扰。
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1 .仪表外形尺寸: 96 × 96 × 120mm (高×宽×深)
2 .表盘开孔尺寸: 92 × 92mm
3 .安装方式:嵌入式
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CM-508 type conductivity meter CM-508 typeconductivity meter
A, performance characteristics:
CM-508 type conductivity meter is a measure ofindustrial process water quality on-line and controlinstrument, electrical conductivity, temperature measurement in one set, it can simultaneously on twochannel sampling measurement, can display twochannel conductivity values through the button. It uses a microcontroller technology, temperature coefficient,water electrode constant, conductivity limit alarm set through the buttons free. Widely used in pharmaceutical, electronics, chemical and other industries the online monitoring of water. Is the ideal auxiliary instrument small pure water equipment.
The main characteristics of the two, instrument
Four ranges, automatic switching, automatic carrydisplay, simple operation, high measurement precision.Temperature automatic measurement, automatictemperature compensation is carried out on the solution.
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.
Having conductivity alarm output.
B channel has isolated 4 ~ 20mA current signal output,can be run as an instrument or transmitter outputmode.
Three, the main technical indexes:
The measurement range of 2.1 instruments:
A 0~10.00 m S cm channel conductivity -1, automaticswitching range.
B channel conductivity of 0 ~ 100uS · cm -1,automatic switching range.
Temperature measurement range of 0 ~ 60 ℃
The basic error of electronic unit: 2.2 ± 2% (FS) ± Lwords.
The basic error of 2.3 instruments: ± 3% (FS) ± 1words.
2.4 temperature compensation range: (5 ~ 50) ℃,reference temperature 25 ℃.
2.5 temperature measurement error: ± 1 ℃
The 2.6 auxiliary electrode:
A channel measuring conductivity electrode constant: 1 cm -1 material: plastic
B channel measuring conductivity electrode constant: 1 cm -1 material: plastic
2.7 conductivity cell working pressure: 0 ~ 0.5Mpa
The 2.8 output signal (B channel): isolation output 4 ~ 20mA (the maximum load of 500 Ohm)
The 2.9 alarm contact capacity: 2A /250V AC (resistiveload
The 2.10 thread size: 1/2 "pipe thread. )
2.11 cable length: conventional 5m or otherwise agreed
2.12 dimensions of 96 x 96 x 130mm (height * width * depth)
2.13 weight: 1.5 kg.
2.14 normal use conditions:
A): (5~50) at ambient temperature;
B): relative humidity of not more than 85%;
C) power supply: AC220V ± 10% 50HZ
D) no significant vibration;
E) in addition to outside the earth's magnetic field andmagnetic field interference.
Four meter installation size chart
1 meter dimensions: 96 x 96 x 120mm (height * width * depth)
2 dial hole size: 92 x 92mm
3 installation methods: Embedded
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