DDG-99B Conductivity Transmitter
The DDG-99B series conductivity transmitter is a four-wire, single-channel transmitter independently developed by Dongrun Instruments. The transmitter offers more signal output and control functions, making operation more convenient. It is compatible with Dongrun as well as commonly used contact-type two-electrode conductivity sensors in the market.
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Product Features
Excellent Environmental Adaptability:
- IP65 protection rating certification, PC material housing, robust casing, and good weather resistance.
- Temperature range: -20°C to 60°C, suitable for more application scenarios.
Intelligent Instrument:
- The transmitter can output 2 channels of 4-20mA, 3 customizable relays, and 1 RS485 communication port.
- Universal transmitter with a high-definition LCD screen, displaying more instrument information on a single screen, with Chinese and English menus.
- Four-wire intelligent instrument, HART 7.5 communication protocol allows transmission of more instrument status information (official member of the HART Communication Foundation).
- Calibration and parameter setting via 7 buttons, making operation simple and convenient.
- Multi-level password protection ensures reliable and secure measurement data.
- Automatic temperature compensation, with PT100/PT1000 temperature sensors manually selectable.
- Two-point calibration, automatic standardsolution recognition.
Application Areas
It is widely used in industrial reaction processes, water treatment, circulating water, wastewater, boiler water, environmental protection, and other application environments.
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