If the whole system will be two-wire, install the EZ-DM module in the first slot in the controller. Press the Reset button on the back of the controller face panel for the new module to be recognized.
1
- Open blue lock lever.
- Insert module tabs into end of slot, and tip into place.
![](/sites/default/files/styles/support_steps_images/public/support_ezds_installation_1.gif?itok=zrne5hf4)
2
Close locking lever
![](/sites/default/files/styles/support_steps_images/public/support_ezds_installation_2.gif?itok=jNp7SiFL)
3
Press controller Reset button. Controller will then recognize the new module, and the controller size will change to 54 stations.
![](/sites/default/files/styles/support_steps_images/public/support_ezds_installation_3.gif?itok=MMWo3xjL)
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