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5.4.Server Side Map Descriptors
5.4.1.FieldServer Specific Map Descriptor Parameters
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| Map_Descriptor_Name |
| Name of this Map |
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| Up to 32 alphanumeric | ||||
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| Descriptor |
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| Name of Data Array where |
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| One of the Data Array | ||
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| Data_Array_Name |
| data is to be stored in the |
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| names from “Data Array” | ||||
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| FieldServer |
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| section above | ||
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| Data_Array_Offset |
| Starting location in Data |
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| 0 to maximum specified in | ||||
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| Array |
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| “Data Array” section above | |||
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| Function |
| Function of Server Map |
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| Server | ||||
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| Descriptor |
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5.4.2. | Driver Specific Map Descriptor Parameters | ||||||||||
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| Function |
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| Name of Node to fetch |
| One of the node names | ||||
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| Node_Name |
| specified in “Server Node | |||||||
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| data from |
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| Descriptor” above | |||||
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| Data_Type | Data type in PLC |
| Note 2 | ||||||
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| Object_ID | Address of the object |
| 0, 1, 2, 3, … | ||||||
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| Property | The object property to |
| Present value | ||||||
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| read |
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| Units |
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| The object units |
| See Error! Reference source | ||||
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| Data_Array_Low_Scale* | Scaling zero in Data |
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| Array |
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| Data_Array_High_Scale* | Scaling max in Data |
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| Node_Low_Scale* | Scaling zero in |
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| Connected Node |
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| Node_High_Scale* | Scaling max in |
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| Connected Node |
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| Active_Text2 | Specify the Active Text |
| Any legal BACnet ASCII string | ||||||
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| property of the Object |
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| Inactive_Text1 | Specify the Inactive Text |
| Any legal BACnet ASCII string | ||||||
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| property of the Object |
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| Specify the startup |
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| Relinquish_Default1 | Relinquish_Default |
| Any legal BACnet ASCII string | ||||||
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| Property value for this |
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Note 2 |
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| AI | - ANALOG INPUT |
| BV | - BINARY_VALUE |
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| AO - ANALOG_OUTPUT |
| MI | - MULTI_STATE_INPUT | ||||||
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| AV - ANALOG_VALUE |
| MO | - MULTI_STATE_OUTPUT | ||||||
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| BI - BINARY_INPUT |
| MV | - MULTI_STATE_VALUE | ||||||
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| BO - BINARY_OUTPUT |
| DI | - DIGITAL_INPUT |
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| DO | - DIGITAL_OUTPUT |
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2See the BACnet DFS to determine if a particular object supports this property
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