Abstract:
A molded cover and case are secured together to retain a printed timing circuit board therein and the assembly is inserted into the housing of a reed relay in the space normally provided for several reed switch modules and a connector module. A second board containing several resistors is housed in an external portion of the case. An auxiliary instantaneous pole unit is optionally provided and has plug-in connections to the printed circuit board, and all wiring terminals are of the pressure plate type.