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195929D-01L

This 4-port RS485/RS422 module supports up to 3.6864 Mbps, compatible with CompactRIO systems, and features high ESD protection and long cable support.

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    Description

    The product features part numbers 779892-01, 779892-02, and 779892-03, indicating different variations of the same high-quality module. It is classified as a 4-Port, RS485/RS422 Serial Interface Module, designed specifically to integrate seamlessly with CompactRIO Systems. This module is optimized for developers using the LabVIEW Full Development System for Windows, ensuring a smooth and efficient programming experience.

    With a maximum baud rate of 3.6864 Mbps, it offers rapid data transfer capabilities, ensuring efficient communication and processing. The module boasts ESD protection of ±15 kV on the data line, safeguarding against electrostatic damage and enhancing the durability of the device. It supports a maximum cable length of 1.2 km (4,000 ft.), providing flexibility in device placement and connectivity.

    In terms of power, the module exhibits low consumption with a maximum of 0.5 Watts (max) during active use and an even lower 50 µWatts (max) during standby/sleep modes. It requires an external power supply of 3.5 Watts (max) from +8 to +28 VDC, ensuring it can efficiently operate without imposing a high energy demand. Additionally, the module is designed with isolation capabilities of 60 VDC continuous, port-to-earth ground and can withstand isolation up to 1000 Vrms, offering robust protection against electrical interferences and surges.

    For connectivity, it features a four-position, female pigtail port connection and a DB-9 male front panel connector, providing versatile options for linking with various devices and systems. This technical specification highlights the module’s advanced features and capabilities, designed to meet the needs of sophisticated electronic systems and applications.

    Question 1: What is the max baud rate of the NI-9871 module?
    Answer 1: 3.6864 Mbps

    Question 2: What type of protection does NI-9871 offer?
    Answer 2: ESD protection of ±15 kV

    Question 3: How long can the cable be for the NI-9871 module?
    Answer 3: Up to 1.2 km (4,000 ft)

    Question 4: What is the power consumption of the NI-9871 module?
    Answer 4: 0.5 Watts (max), 50 µWatts in standby

    Question 5: What kind of connectors does the NI-9871 module have?
    Answer 5: Four-position female pigtail and DB-9 male

    Specification Detail
    Part Numbers 779892-01, 779892-02, 779892-03
    Type 4-Port, RS485/RS422 Serial Interface Module
    Compatibility CompactRIO Systems
    Programming Environment LabVIEW Full Development System for Windows
    Maximum Baud Rate 3.6864 Mbps
    ESD Protection ±15 kV data line
    Maximum Cable Length 1.2 km (4,000 ft.)
    Power Consumption (Active) 0.5 Watts (max)
    Power Consumption (Standby/Sleep) 50 µWatts (max)
    External Power Supply 3.5 Watts (max) from +8 to +28 VDC
    Isolation 60 VDC continuous, port-to-earth ground
    Withstand Isolation Up to 1000 Vrms
    Port Connection Four-position, female pigtail
    Front Panel Connector DB-9 male
    Weight