Online Conductivity Analyzer ZGW-280

Main Features

L screen dot matrix LCD 192 × 64 (or 320 × 240), multi parameter display, rich content.

By adopting advanced embedded system design and surface mount technology, product performance has been improved

Reliability and compliance with EMC design requirements.

Bilingual programmable switching between Chinese and English to meet different user needs.

Fully guided operation mode in both Chinese and English, easy to use, and easy to understand.

Programmable automatic or manual temperature compensation method, flexible and convenient to use.

Two completely isolated current signals can be output, and the output current range can be set separately.

Equipped with upper and lower limit alarm functions, the alarm values can be set separately.

Equipped with a standard 485 digital communication interface, it can achieve long-distance communication.

It has the functions of storing and querying historical data, operation and calibration records.

It can query 100000 historical data, 1000 operational records, and 100 calibration records.

The protection level is high, reaching IP66, which can meet the requirements of various complex environmental applications.

Multiple electrode constant electrodes can be selected, each with 4 measuring ranges,

The range can be automatically switched to meet the maximum measurement range and accuracy requirements of users.

At the bottomtechnical indicators

Display: Chinese and English display, 192 × 64 (or 320 × 240) dot matrix LCD

Measurement range: Electrode constant K=0.01 \ K=1 \ K=10 (optional)

Minimum resolution: 0.001 μ S/cm

Reference error of the instrument: ± 1% F.S

Response time (T90): 30s (25 ℃)

Temperature sensor: Pt1000

Temperature measurement range: (0.0~99.9) ℃

Temperature measurement error: ± 0.5 ℃

Temperature measurement resolution: 0.1 ℃

Temperature compensation range: (0.1-60.0) ℃ (manual or automatic)

Temperature compensation coefficient: (0.0~9.99)%/℃

Sample conditions: Temperature range: (5-50) ℃

Flow range: no more than 6 liters per hour

Environmental temperature: (5-45) ℃

Environmental humidity: not exceeding 90% RH (without condensation)

Current output: (4-20) mA (two-way isolated output)

Current accuracy: ± 1% FS

Current load:<800 Ω

Power supply: AC (85-265) V, frequency (45-65) Hz

Power: ≤ 10W

Alarm output: two-way alarm output, DC 5A/30V or AC 5A/250

Communication: RS485

Storage and transportation temperature: (-20~55) ℃

Dimensions: 144mm x 144mm x 210mm (width x height x depth)

Hole size: 139mm × 139mm