DDS-308A laboratory Chinese conductivity meter
●Overview
DDS-308A is the most powerful convenient to use Chinese conductivity meter. Chinese display, Chinese display, Chinese menu guidance make the operation extremely convenient, multi-functional, highly accurate. It can be widely used for continuous monitoring of conductivity values in solutions such as thermal power, chemical fertilizer, metallurgy, environmental protection, pharmaceutical, biochemical, food tap water.
●Features
● Chinese LCD display, Chinese menu, Chinese notes. ,
● Microcomputerization: using high-performance CPU chip, high-precision AD conversion technology SMT patch technology to complete multi-parameter measurement, temperature compensation, automatic range conversion, high accuracy good repeatability
● Reliability: single board structure, touch buttons, five switch knobs potentiometer
● Automatic conversion of measurement frequency: avoid electrode polarization improve measurement accuracy
● 25℃ conversion: temperature compensation automatic measurement/manual output, ultra-pure water automatic temperature compensation
● Network function: RS232 bidirectional communication, can be equipped with printer TLab8.0a communication data processing software
● Measurable high-purity water: 316L stainless steel electrode with electrode constant 0.01cm-1 sealed measuring cup
●Technical parameters
Display mode: Chinese LCD display, Chinese menu operation
Measuring range: 0.01~30μs/cm; (with K=0.01 electrode)
0.1~300μs/cm; (with K=0. 1 electrode)
1.0~3000μs/cm; (with K=1.0 electrode)
10~30000μs/cm (with K=10.0 electrode)
Temperature: 0~99.9℃
Resolution: 0.001μs/cm, 0.1℃
Electrode constant: 0.001~15.0cm-1 set by software
Temperature compensation range: automatic: 0~99.9℃, manual: 0~99.9℃
Temperature coefficient: 0~10% / ℃ (based on 25℃)
Accuracy: ±0.5%FS, ±0.3℃; Communication interface: RS232 bidirectional communication (optional)
Power source: AC220V±22V, 50Hz±1Hz
Working conditions: Ambient temperature 0~60℃, relative humidity≦90%
Power-off preservation:> 5 years, clock accuracy: ±1 minute/month
●Standard configuration
One secondary meter, one conductivity electrode, one temperature electrode, electrode mounting accessories, power supply.