Shandong Dongrun Instrument Science and Technology Co.Ltd

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Shandong Dongrun Instrument Science and Technology Co.Ltd

Founded in 1998, Shandong Dongrun Instrument Science and Technology Co., Ltd. is mainly engaged in re

26/05/2021

The model of conductivity meter is DDG-99E, the main features as following:
1. Comes with both 4-20mA and RS485 output.
2. With 2 alarm relays, which can control the on/off of feeders automatically.
3. The measuring range is 0-20000us/cm or 0-200 mS/cm.
4. With build-in temperature sensor, which can meaure the temperature of ponds/aquaculture.
5. Record of data can be stored for months.
besides EC, we also have real time monitoring DO, PH, TDS, turbidity , MLSS sensors etc.

Shandong Dongrun Instrument Science and Technology Co.Ltd
Email: [email protected]
Whatsapp/Wechat: +8615153513221
WEB: https://yantaidongrun.en.alibaba.com

19/05/2021

The model of PH/ORP meter is PHS-8E, the main features as following:
👉Comes with both 4-20mA and RS485 output.
👉With 2 alarm relays, which can control the on/off of feeders automatically.
👉With build-in temperature sensor, which can meaure the temperature of ponds/aquaculture.
👉Record of data can be stored for months.
👉besides ph/orp, we also have real time monitoring DO, PH, TDS, EC, turbidity , MLSS sensors etc.

Shandong Dongrun Instrument Science and Technology Co.Ltd
Email: [email protected]
Whatsapp/Wechat: +8615153513221
WEB: https://yantaidongrun.en.alibaba.com

17/05/2021

The model of turbidity meter is MLSS-99, the main features as following:
1. With self-cleaning function.
2. Comes with both 4-20mA and RS485 output.
3. With 2 alarm relays, which can control the on/off of feeders automatically.
4. The measuring range is 0-1000NTU or 0-5000NTU.
5. Record of data can be stored for months.
6. SS material.
Besides turbidity, we also have real time monitoring DO, PH ORP, , TDS, conductivity , MLSS sensors etc.
Welcome for visiting www. dongrun-instrument.com
or https://yantaidongrun.en.alibaba.com

11/05/2021

Dongrun is specializing in online water treatment sensors for 23 years. we have a popular product: Multi-parameter water quality analyzer(DR5000) , which is widely used in water treatment and aquaculture:
1️⃣ Can link DO, PH, ORP, TDS, conductivity, turbidity, residual chlorine/chlorine dioxide, chlorophyll and oil in water sensors etc.simultaneously.
2️⃣ Comes with both 2*(4-20mA) output and RS485 output.
3️⃣ Built-in 5 independent interface boards that do not interfere with each other, once one of the sensors fails, the others will continue to work without stoping.
4️⃣ Language customizable.
5️⃣ Can store months of measurement records.

Shandong Dongrun Instrument Science and Technology Co.Ltd
Email: [email protected]
Whatsapp/Wechat: +8615153513221
WEB: https://yantaidongrun.en.alibaba.com

08/05/2021

🥇🥇🥇NEW product: Three-in-one digital probe： PH、conductivity and temp.
👉Modbus RTU protocol
👉Low power consumption with DC5V power
👉Create hot style at low prices
👉High precision with three points calibration
http://www.dongrun-instrument.com

Address

Yantai

Telephone

+8615153513221

Website

http://www.dongrun-instrument.com/

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