ICP DAS I-8144 - 4 port RS-422/RS-485 module
by ICP DAS

4 Port RS-422/RS-485 Module with RS-485, RS-422 interface. Supports operating temperatures from -25 to 75 °C

4 port RS-422/RS-485 module

Number of ports	4
Interface	RS-422/485 RS-422: TxD+, TxD-, RxD+, RxD-, RTS+, RTS-, CTS+, CTS- RS-485: Data+, Data- Note1：The RS-422 and RS-485 couldn't be used simultaneously Note2：Only Support Half - Duplex
Controller	16C550 compatible
	Speed: 115200 bps Max.
	Data bit: 5, 6, 7, 8
	Stop bit: 1, 1.5, 2
	Parity: None, Even, Odd, Mark, Space
	FIFO: Internal 16 bytes
Self-Tuner Asic inside	Yes.
Interrupt	Shared Interrupt
Bus	Parallel I/O Module
Supports Max devices	Supports 32 devices max by each port. For Hardware version 4.2
Connector	10-Pin RJ-45
4KV ESD Protection	Yes, Contact for each port.
Software
Support interrupt driven software library
Support VxCOM library
LED Display
1 LED as Communication Indicator
4 LEDs as Communication(TxD) Indicators
4 LEDs as Communication(Error) Indicators
Power
Power Consumption	0.38A @ 5V =1.9W, +/- 5% For Hardware version 4.2
Environment
Operating Temperature	-25 to 75 °C
Storage Temperature	-40 to 85 °C
Humidity	5 to 95%, Non-condensing
Dimensions
31mm x 63mm x 114mm (W x L x H)
Include cable
CA-RJ1003 x 1