The Yokogawa AIP502 is a V-Net Coupler Module (Style S1) used in Yokogawa’s CENTUM CS / CENTUM VP distributed control systems (DCS). Its purpose is to link/control communications between Field Control Units (FCUs) and other networked devices via the V-Net protocol. It acts as a bridge (“coupler”) for the V-Net network, enabling communication over Ethernet/other networks, facilitating high-speed, reliable data transfer within the control system. The unit is rack-mountable or module-mountable, designed for industrial environments.
Specifications / Parameters
Parameter Value
Model / Type AIP502, Style S1, V-Net Coupler Module
Intended Systems Yokogawa CENTUM CS, CENTUM VP
Network / Protocol V-Net (Yokogawa proprietary)
Host Interface Ethernet (10/100 Mbps) according to some sources
Communication Speed Up to 100 Mbps
Port Type RJ-45 connector for Ethernet / network port
Dimensions ~ 15.2 × 7.6 × 25.4 cm (≈ 6.0 × 3.0 × 10.0 in)
Weight ~ 0.6 kg (≈ 1 lb 5 oz)
Status Discontinued by manufacturer (but many units available as surplus)