Yokogawa Electric Corporation PW701-S1 Power Supply Module

The Yokogawa PW701-S1 Power Supply Module provides a regulated +5.1 VDC output at up to 29 A (approximately 148 W) from 100–120 VAC input, designed to power CPU, I/O, and fieldbus modules in CENTUM CS/VP and ProSafe-RS control systems. This rack/base module installation unit supports redundant configurations for high availability and can power multiple I/O modules—up to about 31 safety I/O modules in certain configurations. It is widely used in chemical processing, power generation, manufacturing, and process automation environments to maintain continuous system uptime. Weight is approximately 2 kg.