NMD-99B Inductive Conductivity/Concentration Transmitter
The NMD-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 NMD-M_A9 series inductive conductivity sensors.
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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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