7
SETUP FOR GATEWAY
3.1 Record Identification Data
Each gateway has a unique part number located on the side or
the back of the unit. This number should be recorded, as it may be
required for technical support. The numbers are as follows:
Model
Part Number
LonWorks Gateway
GXXX001933
Figure 1: Gateway Ports
●
GXXX001933 units have the following 3 ports: Lo
Et RS-485
3.2 Point Count Capacity and Registers per
Device
The total number of registers presented by the device(s)
attached to the gateway cannot exceed:
Part Number
Total Registers
GXXX001933
5,000
Figure 2: Supported Point Count Capacity
Devices
Registers Per Device
NFB Single Boiler
118
NFB Main 1 Sub 1 - Sub 31
113 - 1013
Figure 3: Registers per Device
3. SETUP FOR GATEWAY
3.3 Configuring Device Communications
3.3.1 Input COM Settings on Any Serial Device
Connected to the Gateway
●
Any connected serial device MUST have the same baud rate,
data bits, stop bits, and parity settings as the gateway.
●
Figure 4 specifies the device serial port settings required to
communicate with the gateway.
Port Setting
Device
Protocol
Modbus RTU
Baud Rate
9600
Parity
None
Data Bits
8
Stop Bits
1
Figure 4: COM Settings
3.3.2 Set Node-ID for Any Device Attached to the
Gateway
●
Set Node-ID for any device attached to gateway. The Node-ID
needs to be uniquely assigned between 1 and 255.
