Part
5. Installation Manual
138
Design Guide
DCM014A51
Appendix A. BACnet® Gateway (DMS502B71) and
iTM
Protocol
Comparison
This appendix describes the following differences between
BACnet
Gateway (Ver. 6.34.00) and
iTM
BACnet
Server Gateway (Ver. 2.04.00):
• Functions removed from
BACnet
Gateway
• Functions changed from
BACnet
Gateway
Note that "Additions from
BACnet
Gateway" are omitted from this appendix as they are described in
the main body of these specifications. Furthermore, differences described in this appendix are limited
to the following:
• Properties
• Services
• PICS
1. Functions Removed from BACnet® Gateway
Properties
The following properties are not supported as Event Notification is not supported:
• Common (Analog Input, Binary Input, Binary Value
)
» Time_Delay
» Notification_Class
» Event_Enable
» Acked_Transitions
» Notify_Type
» Event_Time_Stamps
• Analog Input (Room Temperature
)
» High_Limit
» Low_Limit
» Deadband
» Limit_Enable
• Binary Input (Unit On_Off Status
)
» Change_Of_State_Time
» Change_Of_State_Count
» Time_Of_State_Count_Reset
» Elapsed_Active_Time
» Time_Of_Active_Time_Reset
Services
The following services are removed as Unsolicited COV and Event are not supported:
• Device Management-DeviceCommunicationControl-B
• Data Sharing-COV-Unsolicited-B
• Alarm and Event-Notification Internal–B
• Device Management - List Manipulation–B