| Mode | Description | How to Set | |------|-------------|-------------| | | Press once: Relay ON. Press again: Relay OFF. | Default mode. | | Momentary mode (non-locking) | Relay is ON only while button is held. | Press LEARN 3x quickly → LED flashes 3x. | | Interlock mode | Relay 1 ON forces Relay 2 OFF and vice versa. | Press LEARN 4x quickly → LED flashes 4x. | | Timer mode | Relay turns OFF automatically after 1, 5, 10, or 30 seconds. | Refer to advanced manual (varies). |