Knick Protos II 4400 (X)
Flexible, 4-wire device capable of measuring pH, ORP, conductivity, and oxygen levels.
A modular premium transmitter designed to meet all requirements, offering versatility and expandability while ensuring process safety. The Protos 4400 II (X) is capable of monitoring and controlling processes even in the most complex applications, including hazardous areas.
Facts and Features:
- Stainless steel design with a hygienically optimized surface, perfect for pharmaceutical or food production applications.
- Stainless steel design featuring corrosion-proof powder coating, suitable for use in harsh industrial environments.
- Universal broad-range power supply (24-230 V AC/DC) ensures compatibility.
- Rugged construction allows for outdoor use with IP 65 protection and UV resistance.
- Flexible mounting options include panel, wall, or post/pipe.
- High-contrast graphic LC display enhances visibility.
- USB memory card concept facilitates data recording, firmware updates, and Audit Trail.
- Freely combinable measuring, control, and communication modules offer versatility.
Protos II 4400 S/C (X) - Basic Unit Featuring a hygienic surface or a corrosion-proof coating ![Protos 4400 S/C (X)](/images/Knick/Protos%20II%20SD.png)
- Modular design allows for easy retrofitting and upgrading, ensuring future adaptability.
- Compatible with Memosens and other sensors, offering multi-channel mode for comprehensive monitoring.
- Compliance with NE 107 standards ensures clear status messages for maintenance, failure, and function checks.
- Incorporates Memosens technology for dependable, contactless sensor coupling and quick on-site sensor replacement, reducing downtime and maintenance efforts.
Modular Concept: Achieving Maximum Flexibility. ![Protos II Modular](/images/Knick/Protos%20II%20modular.png)
- Protos II 4400 allows installation of up to three different measuring and communication modules, easily interchangeable or upgraded.
- Plug & Play feature simplifies the process, seamlessly inserting and automatically detecting modules, facilitating hassle-free retrofitting tailored to specific measurement requirements.
- The Multi module, designed for Memosens sensors, offers multiparameter measurements with flexibility to integrate new sensors when necessary.
Measuring Modules, pH & ORP
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Modules operate with analog or digital sensors as needed, enabling simultaneous measurement of pH value, ORP, and temperature. - Available designs include glass, ISFET, and double high-resistance differential sensors (pNa).
- MSU 4400(X)-180: Digital measuring and communication module for Memosens sensors.
- Allows connection of up to three Memosens sensors to a module.
- Protos II 4400(X) accommodates up to two measuring modules and can expand into a multichannel transmitter for up to six Memosens sensors with the MSU 4400(X)-180.
- MS 4400(X)-160: Module for measuring pH/ORP values using Memosens sensors, 1 channel.
- PH 3400(X)-035: Module for measuring pH/ORP values using standard sensors and digital ISM sensors.
- PH 3400(X)-033: Module for measuring pH/ORP values with double high-resistance input, suitable for Pfaudler differential electrodes.
Download Datasheet: Protos II 4400 PDF
If you require further information on this product or would like a quotation, please contact dp-flow on:
email: sales@dp-flow.co.uk
sales +44(0)1608 544222