Supervised input kit for inputs.
$72.21
Ethernet Interconnect switch with eight-port 10BASE-T/100BASE-TX switching hub (for twisted-pair copper cabling)
Subnet surge protection kit for subnetwork ports.
Modular repeater for electrical isolation and range increase in RS-485 2-wire bus systems up to 500 kbps, 4-way isolation, rail-mountable, supply 24V DC by Phoenix Contact.
Input/Output surge protection kit for universal input and output connections. Not to be used with supervised input kits.