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2.
Open the heat pump enclosure and check the BMS card.
The BACnet MS-TP card features a button (PUSHBUTTON) and two indicator
Functions of the button: When starting up the BACnet MS-TP, this is used to select,
for network communication, whether to use the factory parameters or the user
parameters
In normal operation, reboots BACnet MS-TP without needing to disconnect the power
supply
Status LED: indicates the status of communication with the heat pump and the card.
Once the starting sequence has been completed, the Status LED flashes to indicate
the quality of communication.
a.
If Status LED flashes green, then communication with the BACnet MS-TP is
OK.
b.
If LED is red or green-red-green, then the communication is not established.
In that case, check the BMS configuration.
Network LED: The Network LED (right) indicates the status of communication with
customer's network. Once the starting sequence has been completed, the Network
LED flashes to indicate the quality of communication with customer's network.
a.
If Network LED flashes green with occasional red flashes then
communication is OK.
b.
If Network LED flashes green and red ON together (BACnet MS/TP
meaning: continuous Poll-For-Master): communication not established
(connection problems, or no network device found); this may depend on
electrical connection difficulties or communication settings that are not
compatible with the other network devices connected.
For further configuration of BACnet MS-TP card, please follow the "BACnet MS-
3.
TP Configuration Guide".
4.
Parameter table is provided for customers to follow for further configuration to
customer's network on page 79.
lights (STATUS LED and NETWORK LED).
77
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