DISCONTINUED - SEE UDC2800 UDC2500 1/4 DIN controller: , Output 1: Relay (5 Amp, Form C), Alarms: 2 Relays (5 Amp, Form C), 10 Base-T Ethernet (Modbus RTU) Plus Aux Output/Digital Inputs, Input 1: TC MV RTD 0-5V 1-5V 0-20MA 4-20MA, Approvals: CE UL CSA, Product Manual on CD Only