System Description - Communication Functions
Part No.: 4418309_Rev09 Fusion4 MSC-L
Honeywell Installation & Operation Manual 3 - 65
FIGURE 3-39 illustrates the Ethernet connections using the external
cables or Ethernet connections to the external devices.
FIGURE 3-39 Ethernet complaint physical layer
3.10.3.2 Characteristics
3.10.3.3 Cable Specifications
Item Minimum Typical Maximum Unit
Isolation - - 500 V
AC
Data transmission rate 10 - 100 mbps
Item Minimum Typical Maximum Unit
Cable length - - 100 m
Cable characteristic
impedance
85 100 115
Cable DC loop resistance - ≤ 0.188 - m
Cable capacitance - 52 - pF/m
1 [ARM/HMI_ETHER_TXP]
ETHERNET
PHY
2 [ARM/HMI_ETHER_TXN]
3 [ARM/HMI_ETHER_RXP]
4 [ARM/HMI_ETHER_RXN]
CNx
Orange/white (RJ45 pin 1)
Orange (RJ45 pin 2)
Green/white (RJ45 pin 3)
Green (RJ45 pin 6)
CAN-ARM-MSC or
CAN-HMI-MSC
RJ-45 CONNECTOR
External equipment