26Relay Unit PositioningRemember to connect the AC adapter, place Relay Unit in desired position.ch. 1ch.2Remote Unit PositioningConnect the sensor and position in the place that you wish to measure.71> 72>ch.1c h . 2ch.1c h . 2After positioning is completed, run the communication test again in thesame manner as before (8. Communication Test). If the results are all [OK],all preparations are completed.HELPFUL HINTEven if no problem appears at set up, breaks in communication resulting in commu-nication errors during auto download will sometimes occur later. You may have toreposition the unit if problems persist.Temperature Sensor Temp/Humidity SensorAC Adapter