The Model 825 provides almost infinite variation of time cycles and will accommodate virtually every interrupter application. This instrument can be synchronized with the second hand of a watch. Two or more Model 825's can be sequenced, and the timing of each can be accurately predicted. Compatible with state of the art field measuring techniques. It has no contacts to wear or burn.
Indicator lamps show when the relay is open or closed.
An external 12 Volt source can also be used. A battery warning light is provided. When the indicator lights, the battery should be replaced. Will outlast hundreds of 12 Volt lantern batteries. It will outlast hundreds of 12 Volt lantern batteries and can be used over a wide operating temperature range under rugged field conditions.