Crouzet time delay relays ip50 multifunction 90 x 69 x 175mm crouzet 88827135 this mcr1 time delay relay from crouzet is a superbly designed multifunction timer fitted with a screw terminal there is also an option of connecting an external power supply to the control input while other features include the 3 wire pnp sensor control option and led status indicator relay versionfunctions of the timer include release delay crouzet 88827135 time delay relay ip50 mcr1