Agastat unit has 0.15-15 Second time range; Macromatic equivalent has a 0.3-30 Second range. For other combinations of the second & third last digits on Agastat units – call Macromatic. Also equivalent to Macromatic TR-6312U – which has 16 timing ranges built-in vs. one.

https://macromatic.com/product/

TR-53121-06