This document introduces Opto 22's SNAP I/O system, including the combination of hardware and software, industrial controllers, strategy programs and HMI software, as well as input/output intelligent processors and modules. The system can be used for industrial automation, remote monitoring and data acquisition applications.
The SNAP system from Opto 22 combines hardware and software to deliver flexible, high‑performance solutions for industrial automation, remote monitoring, and data acquisition. It supports analog, digital and serial signals and can be configured with a variety of controllers, I/O units and networking options.
The manual describes the different SNAP controllers (Ultimate, LCM4, LCSX, etc.), I/O modules, communication protocols and isolation features, and offers guidance on selecting the appropriate components based on application requirements such as point count, signal type, and network topology. This manual is written in Chinese.
| Operating temperature | 0 °C to 70 °C |
|---|---|
| Maximum wiring gauge | 14 AWG |
| Analog input accuracy | 0.004 % of nominal range |
| Digital output current | 0.75 A per channel |
SNAP supports analog, digital and serial signals on the same unit.