DO3500 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.
●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
●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
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| 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 |
| DO3500 | Dissolved Oxygen Controller/Transmitter |  |
| CS4551 | Dissolved Oxygen Sensor |  |
| CS4751 | Dissolved Oxygen Sensor |  |
| CS45513H1E | Replacement membrane cap&electrolyte Kit |  |
| Product Enquiry Form | ||
