DO3500 Controller / Transmitter
Dissolved Oxygen Controller/Transmitter
DO3500 Dissolved Oxygen Controller / Transmitter
It is suitable for accurate measurement and control of dissolved oxygen in all kinds of weather and complex industrial environment.
Dissolved Oxygen Controller/Transmitter
128 * 64 dot-matrix LCD display, switchable in Chinese and English, IP65 protection level, all-weather stable operation
simple menu design, simple and convenient operation, graphical prompt, beautiful and clear interface
software digital filtering is adjustable, with enhanced hardware resistance to interference, making measurements more stable and adapted to complex industrial environments
global access power supply 85~260VAC, but also customized DC model 18 to 36 V D C
RS-485 digital interface, MODBUS-RTU communication protocol, read and write two-way communication, can achieve remote complete control of the instrument
The is compatible with two types of electrodes, 400nA or 80nA
Aquaculture Industrial process Boiler water Circulating water
Aquaculture Industrial process Boiler water Circulating water
oxygen concentration
DO mg/L
measuring range 0.00~40.00 mg/L
resolution ratio 0.01 mg/L
Measurement accuracy (electronic unit) ±0.05 m g/L
Percentage oxygen content
DO %
measuring range 0.0~400.0 %
resolution ratio 0.1 %
Measurement accuracy (electronic unit) ±0.5 %
  temperature measuring range -5.0~105℃.0
resolution ratio 0.1℃
Measurement accuracy (electronic unit) ±0.3℃
Temperature input NTC22K
Temperaturecompensation Automatic / manual
Transfer current Output, type Two roads of 4~20 mA (the corresponding range can be set)
Current accuracy ±1% F .S
output loading less-than 500Ω
control Functional relay One (which can be set to the cleaning or alarm function)
Switch relay 2 SPST relays
load capacity 2.5A 230VAC
data transmission coffret All-way RS485 isolation voltage is 2500Vrms
protocol MODBUS-RTU (read-write two-way communication)
Other parameters working power supply 85~260VAC or 18~36VDC (optional before order)
working temperature 0~60℃
Work humidity Relative humidity was <90%
levels of protection IP65
way to install Disk installation
outline dimension (H×W×D) 108×108×132 mm
Open hole size 92.592.5 mm (positive tolerance)
Model Specification images
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