
2
•Whether the system is 1--Fan, each Modbus RTU fan interfaces with the ProtoNode
of the
from the fan
shows a 3-
CAT 5E
124
5
7
8
Modbus RTU –
BACnet Gateway
To Modbus
Splitter
Figure 2 –
1. -over-
RTU Fan
Pins
Pinout
Pin Label
Blue-Solid,
Blue-Stripe+ L
GND -
Stripe, Brown-Solid- N -
Figure 3 –
- Strip pin 4 (Blue--of the ethernet cable
terminal
- Strip pin 7 (Brown--of the ethernet cable and connect to -N
terminal - Ground