Description
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The NI-9870 is a C Series Serial Interface Module identified by its part number 198850B-01L. It features an RS232 interface, providing 4 RS232 DTE Ports that are isolated for enhanced safety and reliability. This module is designed to be compliant with the ANSI/EIA/TIA-232 standard, ensuring compatibility with a wide range of serial devices.
Alternative part numbers for the NI-9870 include 779891-02 for the version that is not conformal coated and 779891-03 for the conformal coated version, offering options based on environmental requirements. Each port on the NI-9870 is equipped with individual 64 B buffers, enhancing data handling efficiency. The module supports a high baud rate of up to 921.6 kbit/s per port, allowing for fast data transmission.
Regarding power requirements, the NI-9870 operates efficiently with a maximum active power consumption of 0.5 W and an ultra-low power consumption of 50 µW in sleep mode. It is powered remotely with a supply voltage range of 8 to 28 VDC. The module comes with a PC-MF4-PT Link cable included, ensuring easy connectivity. The maximum cable length supported is equivalent to 250 pF, facilitating flexible installation options.
Software compatibility is broad, including support for the NI-RIO Driver, LabVIEW, Visual C#, and Visual C++, making the module versatile for a variety of programming environments and applications. This combination of features and capabilities makes the NI-9870 an ideal solution for applications requiring reliable serial communication.
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| Specification | Description |
|---|---|
| Part Number | 198850B-01L |
| Model | NI-9870 |
| Type | C Series Serial Interface Module |
| Interface | RS232 Ports |
| Ports | 4 RS232 DTE Ports, Isolated |
| Standard Compatibility | ANSI/EIA/TIA-232 |
| Alternate Part Numbers | 779891-02 (Not Conformal Coated), 779891-03 (Conformal Coated) |
| Buffers | Individual 64 B buffers on each port |
| Baud Rate | Up to 921.6 kbit/s per port |
| Power Consumption | 0.5 W (Max Active), 50 µW (Sleep Mode) |
| Power Supply | 8 to 28 VDC (Remotely Powered) |
| Included Cable | PC-MF4-PT Link |
| Maximum Cable Length | 250 pF Equivalent |
| Software Compatibility | NI-RIO Driver, LabVIEW, Visual C#, Visual C++ |
| Weight |
Question 1: What is the part number for the NI-9870? Question 2: How many RS232 ports does the NI-9870 have? Question 3: What is the maximum baud rate per port on the NI-9870? Question 4: What power supply range does the NI-9870 operate on? Question 5: Is the NI-9870 compatible with LabVIEW? |




