Google search found this
View: https://www.youtube.com/watch?app=desktop&v=97mm4HpAnho
That looks like the controller you have.
This video states it is a
PNI Mab300
Search on that found this
The swing gate automation kit includes two motors, a control panel, two remote controls, a lamp and photocells and mounting accessories.
www.mypni.co.uk
On that page go to the download tab, there you will find a user guide for connection diagram and FAQ.
It tells you there what each of the terminals are for.
Of course double check that is the correct model before connecting anything up.