DDSJ-308A type conductivity meterDetailed product description：

Characteristics of DDSJ-308A conductivity meter:

Adopting a dot matrix (with blue backlight) LCD display and a fully Chinese operating interface
The instrument can measure conductivity TDS、 Salinity and temperature measurement
It has functions such as automatic temperature compensation, automatic calibration, automatic range switching, and power-off protection
The test results can be stored, deleted, viewed, and printed, with a maximum storage capacity of 200 sets of measurement data. Two printing modes, instant printing and storage printing, are provided for users to choose from
It has calibration function and can set electrode constants or TDS conversion coefficients
Equipped with an RS-232 interface, it can be connected to a TP-16 printer and can communicate with a computer using the REX DC1.0 lightning magnetic data acquisition software
Selecting a titanium alloy electrode with a constant conductivity of 0.01cm-1 and a sealed measurement slot can be suitable for high-purity water measurement
Equipped with DJS-1C conductivity electrode (platinum black) and T-818-B-6 temperature electrode

Main technical specifications of DDSJ-308A conductivity meter:

Instrument level: 1.0 level

1. Measurement range:
Conductivity: (0-1.999 × 105) μ S/cm, divided into six ranges, can be automatically switched
( 0～1.999 ) μS/cm； ( 2.00～19.99 ) μS/cm；
( 20.0～199.9 ) μS/cm ( 200～1999 ) μS /cm
( 2.00～19.99 )mS/cm ( 20.0～199.9 )mS/cm；
TDS: (0~19900) mg/L, divided into five ranges, can be automatically converted
( 0～10.00 ) mg/L： (10.0～100.0 ) mg/L
( 100～1000 ) mg/L ( 1.0～10.0 ) g/L
( 10.0～19.99 ) g/L;
Salinity: Mass percentage of salt (0.00-8.00)%
Temperature: (-5.0~105.0) ℃

2. Basic error:
Conductivity: ± 0.5% (FS) ± 1 word T D S: ± 0.5% (FS) ± 1 word
Salinity: 0.1%
Temperature: ± 0.3 ℃ ± 1 word

3. Stability: ± 0.3% (FS) ± 1 word/3h
4. Temperature compensation range: (0-50) ℃
5. Power supply: New Ying brand YX-965K universal power supply (9V DC, 300mA internal positive and external negative)
6. Dimensions (mm): 290 × 200 × 70
7. Weight: Approximately 1 kg
8. Electrode constant and corresponding conductivity measurement range:

Electrode constant cm-1	zero point zero one	zero point one	one	ten
measurement range	0.000～19.99μS/cm	2.00～199.9μS/cm	20.0μS/cm～19.9ms/cm	200μS/cm～199.9ms/cm