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2 Port Isolated RS-422/485 Module. I-8142i is phased out and replaced by I-8142iW.


2 Port Isolated RS-422/485 Module. I-8142i is phased out and replaced by I-8142iW.

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The I-8142i has officially been phased out and will no longer be available. It has now been replaced by I-8142iW.

2 port Isolated RS-422/485 module


Number of ports 2

Isolated RS-422/485 (The RS-422 and RS-485 couldn't be used simultaneously)
RS-422: TxD+, TxD-, RxD+, RxD-, RTS+, RTS-, CTS+, CTS-
RS-485: Data+, Data-

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 6.7 
Connector   10-Pin RJ-45 
Photo-Isolation  2500Vrms
4KV ESD Protection  Yes, Contact for each port. 
Intra-module Isolation, Field to Logic   3000VDC
Support interrupt driven software library
Support VxCOM library
LED Display
1 LED as Communication Indicator
2 LEDs as Communication(TxD) Indicators  
2 LEDs as Communication(Error) Indicators 
Power Consumption 0.48A @ 5V = 2.4W, +/- 5% For Hardware version 6.7
Operating Temperature -25 to 75 °C 
Storage Temperature  -40 to 85 °C 
Humidity   5 to 95%, Non-condensing  
31 x 63 x 114 (W x L x H)
Include cable
CA-RJ1003 x 1

References and Support

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