User manual

3 EKI-1121L/1122L/1124L User Manual
Chapter 1 Introduction
 Data bits: 5, 6, 7, 8
 Stop bits: 1, 1.5, 2
 Flow Control: None, Xon/Xoff, RTS/CTS, DTR/DSR
 Data Signals:
– RS-232: TxD, RxD, CTS, RTS, DTR, DSR, DCD, RI, GND
– RS-422: TxD+, TxD-, RxD+, RxD-, GND
– RS-485: Data+, Data-, GND
 Diagnostic LEDs:
– Power
– Programmable Status LED
– Network: Link, Active
– Serial: Tx, Rx
 Power Requirements: Dual unregulated 12 to 48 Vdc with surge protection
 Power Consumption:
– EKI-1121L: 2 W
– EKI-1122L: 2.5 W
– EKI-1124L: 4 W
 Enclosure: Metal with solid DIN rail or panel mounting hardware
 Serial protection: 15KV ESD
 Ethernet protection: Built-in 1.5 KV magnetic isolation
 Operation Temperature: 0 ~ 60°C (32 ~ 140°F)
 Storage Temperature: -20 ~ 80°C (-4 ~ 176°F)
 Operating Humidity: 20 ~ 95% (non-condensing)
 Storage Humidity: 0 ~ 95% (non-condensing)
1.4 Packing List
 EKI-1121L/1122L/1124L
 CD-ROM for BSP