Chapter  17  Introduction  to  BACnet  │CP2000 
 
17-11 
The Properties of Objects 
Property ID 
Object Type 
Device  Analog Value  Binary Value 
#4  ACTIVE TEXT         V 
#11  APDU_TIMEOUT  V         
#12  APPLICATION_SOFTWARE_VERSION  V         
#28  DESCRIPTION  V  V  V 
#30  DEVICE ADDRESS BINDING  V  V     
#36  EVENT STATE     V  V 
#44  FIRMWARE_REVISION  V         
#46  INACTIVE TEXT         V 
#62  MAX_APDU_LENGTH_ACCEPTED  V         
#63  MAX_INFO_FRAMES  V         
#64  MAX_MASTER  V         
#70  MODEL_NAME  V         
#73  NUMBER_OF_APDU_RETRIES  V         
#75  OBJECT_IDENTIFIER 
V *1 
V  V 
#76  OBJECT_LIST  V         
#77  OBJECT_NAME 
V *1 
V  V 
#79  OBJECT_TYPE  V  V  V 
#81  OUT OF SERVICE     V  V 
#85  PRESENT VALUE     
V *2  V *2 
#87  PRIORITY ARRAY     V *3  V *3 
#96  PROTOCOL_OBJECT_TYPES_SUPPORTED  V         
#97  PROTOCOL_SERVICES_SUPPORTED  V         
#98  PROTOCOL_VERSION  V         
#104  RELINQUISH DEFAULT     V *3  V *3 
#107  SEGMENTATION_SUPPORTED  V         
#111  STATUS FLAGS     V  V 
#112  SYSTEM_STATUS  V         
#117  UNITS     V    
#120  VENDOR_IDENTIFIER  V         
#121  VENDOR_NAME  V         
#139  PROTOCOL_REVISION  V         
#155  DATABASE_REVISION  V         
*1. The Object_ID and Object_Name Properties of Device are writeable.   
*2. The Present_Value Property of some AV and BV objects are commandable. 
*3. Only Commandable objects support Priority_Array and Relinquish_Default.