Emerson KJ1611X1-FD1 Network Switch

The KJ1611X1-FD1 network switch links DeltaV controllers, workstations, and I/O nodes across a plant control network. Emerson engineers this unit for deterministic Ethernet communication in process environments. It forwards frames between eight ports with low, predictable latency.

Port Configuration and Network Interface

Eight RJ45 ports provide copper connections at 10/100 Mbps with automatic speed and duplex negotiation. The switch supports IEEE 802.3 Ethernet standards for broad device compatibility. Two uplink ports connect to higher-level networks or redundant ring segments. Moreover, per-port LEDs display link status and traffic activity during diagnostics.

Physical Dimensions and Power Details

The unit measures 160 mm in width, 120 mm in depth, and 45 mm in height. It weighs approximately 0.9 kg, and it clips onto a standard 35 mm DIN rail. A 24 VDC input powers the switch at a maximum draw of 1.2 A. Internal capacitors store enough energy to ride through brief supply interruptions.

Parameter	Specification
Model	KJ1611X1-FD1
Ports	8 × RJ45
Speed	10/100 Mbps
Standards	IEEE 802.3
Input Power	24 VDC
Current Draw	1.2 A max
Width	160 mm
Depth	120 mm
Height	45 mm
Weight	0.9 kg
Mounting	DIN rail (35 mm)

Installation and Operation Notes

Technicians mount the KJ1611X1-FD1 inside a control cabinet and connect field cables to the front ports. Shielded twisted-pair cable maintains signal integrity in electrically noisy plant rooms. The switch begins forwarding traffic within seconds of power-up. Therefore, commissioning engineers see immediate link status on every port LED.

Why This Switch Fits Control Network Builds

Integrators choose the KJ1611X1-FD1 for its compact housing and straightforward DIN rail mounting. Eight ports cover typical controller and workstation clusters without extra hardware. The dual uplinks support redundant ring topologies for higher availability. This switch serves refineries, chemical plants, and power generation facilities.