This document describes how to use the NI 9853 2-port high-speed CAN module
This manual describes the safe operation of the NI 9853 high‑speed CAN module, including Class I Division 2, Group A‑D, and ATEX Zone 2 compliance. It outlines required safety precautions, protection device installation, and the software needed to use the module.
The document details the module’s pin assignments, wiring requirements, CAN bus topology, termination recommendations, and power specifications for CAN0 (internally powered) and CAN1 (+8 V to +25 V external). Contact information for National Instruments support offices worldwide is also provided. This manual is written in Japanese.
| CAN0 Power | Internally powered, no external supply required |
|---|---|
| Recommended Termination Resistor | Specified in Table 4 |
The CAN0 port is internally powered and does not need an external power source.