Binary Input Object - Digital Inputs
The Binary Input digital objects report the state of the eight physical digital inputs.
Objects
| Type | Instance | Name | Physical signal |
|---|---|---|---|
| BI | 0 | DIGITAL INPUT 1 | DI1 - SWITCH 1 |
| BI | 1 | DIGITAL INPUT 2 | DI2 - SWITCH 2 |
| BI | 2 | DIGITAL INPUT 3 | DI3 - SWITCH 3 |
| BI | 3 | DIGITAL INPUT 4 | DI4 - SWITCH 4 |
| BI | 4 | DIGITAL INPUT 5 | DI5 - OCCUPANCY 1 |
| BI | 5 | DIGITAL INPUT 6 | DI6 - AUX IN 1 |
| BI | 6 | DIGITAL INPUT 7 | DI7 - AUX IN 2 |
| BI | 7 | DIGITAL INPUT 8 | DI8 - OCCUPANCY 2 |
Properties
List of available properties for the Binary Input objects.
| Property Identifier | Property ID | Property Datatype | Writable / Read-only |
|---|---|---|---|
| Object_Identifier | 75 | BACnetObjectIdentifier | R |
| Object_Name | 77 | CharacterString | R |
| Object_Type | 79 | BACnetObjectType | R |
| Present_Value | 85 | BACnetBinaryPV | R (1) |
| Status_Flags | 111 | BACnetStatusFlags | R |
| Event_State | 36 | BACnetEventState | R |
| Out_Of_Service | 81 | BOOLEAN | W |
| Polarity | 84 | BACnetPolarity | R |
| Property_List | 371 | BACnetARRAY of Unsigned | R |
| Description | 28 | CharacterString | R |
| Reliability | 103 | BACnetReliability | R |
| Active_Text | 4 | CharacterString | R |
| Inactive_Text | 46 | CharacterString | R |
- This property is writable when Out_Of_Service is TRUE.