Description
3. Key Technical Specifications
| Parameter | Value |
|---|---|
| Analog Inputs | 8 single-ended or 4 differential, 16-bit, up to 250 kS/s |
| Input Ranges | ±10 V, ±5 V, ±1 V, ±0.2 V |
| Analog Outputs | 4 channels, 16-bit, up to 500 kS/s (1 channel) |
| Digital I/O | 6 digital inputs, 4 digital outputs (5 V TTL/CMOS) |
| Counters/Timers | Two 32-bit, 80 MHz |
| Isolation | Bank isolation; 60 VDC continuous, up to 1950 VDC channel-to-bus (5 s) |
| Bus Interface | PCI |
| Connector | 37-pin D-SUB |
| Driver Support | NI-DAQmx |
| Status | Discontinued / Legacy |
4. Product Introduction & Supply Chain Strategy
The National Instruments PCI-6230 is a bank-isolated M Series multifunction DAQ board designed for industrial measurement and control applications. It combines analog input, analog output, digital I/O, and counter/timer functionality with isolation to improve safety and noise immunity when interfacing with industrial sensors and actuators.
Typical uses include reading signals from encoders, flow meters, and proximity sensors, as well as controlling valves, pumps, and relays. Because the PCI platform and this specific isolated model are no longer in active production, genuine New Surplus units are important for maintaining existing test systems, machine control applications, and laboratory setups. Securing new, unused boards helps avoid the reliability risks of aged or refurbished cards and supports lower total cost of ownership.
5. Installation & Configuration Guide
Stage 1: Pre-Installation (Prep & Safety)
Power down and unplug the host computer. Wear a grounded ESD wrist strap. Record the existing board’s configuration, channel assignments, and any custom scaling or triggering settings. Photograph cable connections.
Stage 2: Removal
Open the computer chassis. Disconnect the 37-pin cable from the existing PCI-6230. Remove the bracket screw and carefully extract the board from the PCI slot.
Stage 3: Installation (Clone & Seat)
Align the new PCI-6230 with an available PCI slot and seat it firmly. Secure the bracket. Reconnect the signal cable, ensuring proper strain relief and shielding practices.
Stage 4: Power-On & Testing
Close the chassis and power up the system. Install or verify the NI-DAQmx driver. Use Measurement & Automation Explorer (MAX) or LabVIEW to detect the device, run self-test/calibration if required, and verify analog and digital channels under controlled conditions before returning the system to service.

PCI-6230

PCI-6230

PCI-6230
6. Firmware/Software Versions & Upgrade Notes
The PCI-6230 is supported by NI-DAQmx. Always use a compatible version of the driver for the operating system in use.
After installation, verify device recognition in MAX, confirm calibration status, and restore any application-specific tasks, scales, or triggering configurations. Do not mix configuration files from non-isolated M Series boards without validation. Incorrect scaling or timing settings can produce measurement errors or control instability.
7. Frequently Asked Questions (FAQ)
Is this board new or refurbished?
This is Brand New Surplus / Original New. It has never been installed in a system and is not a repaired or rebuilt unit.
Why is New Surplus preferred for this DAQ card?
Isolated DAQ boards in industrial environments are exposed to electrical noise and potential transients. New Surplus units retain full expected service life and isolation integrity, reducing the risk of intermittent failures common in used or refurbished cards.
What isolation does the PCI-6230 provide?
It offers bank isolation with 60 VDC continuous isolation and higher transient withstand capability between the I/O and the PCI bus.
Can I use this board with modern software?
Yes, it is supported by NI-DAQmx on compatible Windows versions. Confirm driver and OS compatibility before deployment.
Is the PCI-6230 still available from NI?
The product is discontinued. Availability is primarily through New Surplus and specialized secondary-market channels.
What is the main risk of using a refurbished unit?
Aged isolation barriers, degraded analog front-ends, or worn connectors can lead to measurement drift, increased noise, or complete channel failure.
What warranty is provided?
New Surplus units typically carry a 1–2 year warranty covering defects in materials and workmanship under normal operating conditions.

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