Introduction:
DOG-328A intelligent industrial dissolved oxygen analyzer, using the latest technology developed by the new generation of intelligent digital dissolved oxygen tester. The instrument has the advantages of beautiful appearance, simple structure, convenient operation, clear display, strong function, good stability, high reliability, range up to 0-20.0mg / L and is widely used in water treatment, electronics, chemistry, Electricity and other fields in the dissolved oxygen value online continuous monitoring. Features:
1 using color liquid crystal display solution dissolved oxygen and temperature values and provide two current output;
2 automatic temperature compensation;
3 Teflon material consisting of sensitive membrane can be used in sewage;
4 advanced zero automatic software calibration amplifier technology to compensate for various factors caused by instrument drift, so that the measured value higher accuracy;
5 instruments using two-point calibration, accurate and reliable measurement;
6 to provide two-way can be any extension of the isolated current output;
7 arbitrarily set the upper and lower alarm points, and provide liquid crystal display alarm information and relay contacts;
8 instrument has self-diagnosis function, and can prompt the corresponding information on the display;
9 Instrumentation with guided operation, a clear and friendly man-machine interface, easy operation, smart structure, easy installation and maintenance;
10 instrument structure is simple and smart, easy installation and maintenance. Specifications:
Measuring range
ug / L file: 0 ~ 200.0ug / L
mg / L file: 0 ~ 20.00mg / L
Basic error: ± 1% FS
Stability: ± 0.3% FS / 24h
Isolate the output signal and load: 0 ~ 10mA (RL≥1kW), 0 ~ 20mA (RL≥500W) or 4 ~ 20mA (RL≥500W)
Alarm contact capacity: NO contact AC220V / 3A, DC24V / 5A; Alarm accuracy: ± 0.2%
Cable connection: ≤20m
Power supply: AC220V ± 22V 50Hz ± 1Hz Power: 12W
Instrument dimensions: 144 × 144 × 148 mm; hole size: 138 × 138mm
