Functional Devices RIBMNLB-1 Logic Board 320788-702 With a compact open-frame construction

With a compact open-frame construction and universal mounting bracket

As a veteran-grade low voltage connection board

this base auxiliary contact provides critical signal feedback for interlocking

ensuring proper flow rates and pressure drops

Its primary function is to restore and maintain a robust valve seal

Functional Devices RIBMNLB-1 Logic Board 320788-702 With a compact open-frame constructionThe Functional Devices RIBMNLB 1 is a specialized logic board with 1 NC input designed for seamless integration into HVAC control systems and industrial automation setups. This track mount logic module provides a reliable interface for dry contact monitoring, allowing technicians to link external safeties or alarms to a centralized controller. Engineered for high performance relay logic, the board operates on a flexible 10 30 Vac Vdc power supply,