ZK Technology E KR101E - E KR101 E Connection with Access Controller; E KR101 E System Integration Requirement

E KR101E Usrer Manual
3. Connection with access controller
E KR101E as a card reader, it can not work by itself, only can connect
with the access controller or access control device to provide a front-end
to identify cards. As below shown (when connection, please refer to
connection terminal definitions):
4