Honeywell BacNet protocol, Installation And User Manual

Page: 23 / 42

Honeywell
• 21 Programming
5.3.2 BACnet MS/TP monitoring values
P5.7.3.2.1 F
IELDBUS PROTOCOL STATUS
Fieldbus Protocol Status
tells the status of the protocol.
Table 8.
FB protocol statuses
P5.7.3.2.2 C
OMMUNICATION STATUS
The
Communication status
shows how many error and how many good messages the frequency
converter has received. The Communication status includes a common error counter that
counts CRC and parity errors and a counter for good messages.
Only messages to the current slave in use are counted in the good messages, not MS/TP token
packages.
Table 9.
P5.7.3.2.3 A
CTUAL INSTANCE NUMBER
Shows the actual instance number.
P5.7.3.2.4 F
AULT CODE
Shows BACnet MS/TP fault codes.
Table 10.
P5.7.3.2.5 C
ONTROL WORD
Shows the
Control Word
received from the bus.
INITIALIZING Protocol is starting up
STOPPED Protocol is timeouted or not used
OPERATIONAL Protocol is running
FAULTED
Major fault in protocol, requires restarting.
If fault remains contact fieldbus@vacon.com
Bad Frames Good messages
0…99
Number of messages received
with errors
0…999
Number of messages received
without errors
Code Code name Description
0 None
1 Sole Master No other devices on the bus
2 Duplicate MAC ID Two devices have identical MAC ID
3 Baud rate fault
No baudrate detected by Autobaud-
ing
(P5.7.3.1.2 Autobauding)