HOBO UX120-017: Dry contact, channel voltage.
{"nid":"6816","uuid":"b7a67c14-fec8-42b8-9eda-6807385b01c1","vid":"7661","langcode":"und","revision_timestamp":"1656613104","status":"1","title":"HOBO UX120-017: Dry contact, channel voltage. ","created":"1499280917","changed":"1692131348","promote":"0","sticky":"0","default_langcode":"1","revision_default":"1","revision_translation_affected":"1","path":{"alias":"\/resources\/tech-notes\/hobo-ux120-017-dry-contact-channel-voltage","pid":"13336","langcode":"und"},"body":"<p>When the switch is closed, low voltage (0V) is detected. When the switch is open, a 100K pull-up resistor brings the processor input pin to 3.3V.<\/p>","applications":["Building Performance"],"associated_products":["UX120-017M"],"brand":"HOBO","documentation_hoboconnect":"0","documentation_intemp_app":"0","documentation_is_datasheet":"0","meta_tags":"a:1:{s:6:\"robots\";s:7:\"noindex\";}","resource_topic":["Getting Started"],"resource_type":"Tech Note","tech_note_audience":["Under Review"],"tech_note_type":["Measurement and accuracy"]}
When the switch is closed, low voltage (0V) is detected. When the switch is open, a 100K pull-up resistor brings the processor input pin to 3.3V.