Serial Communication Board with 2/4/8 RS-232/422/485 Ports
Copyright © 2021 ICP DAS CO., Ltd. All Rights Reserved.
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1.
Introduction
The PCIe multiport serial card is the foremost choice for PC-based communication solutions,
ensuring smooth communication in both time-critical applications and industrial fields. Installing a
multiport card increases the number of serial ports available on the PC, meaning that it is much
easier to integrate a PC with a large number of external serial communication devices, such as PLCs,
meters, controllers, laboratory instruments, modems, card readers, serial printers, RFID readers,
bar code readers, and sensors.
Comparison Table for PCIe Multiport Serial Cards:
Model
RS-232
RS-422/RS-485
ESD
Protection
Max.
Speed
(bps)
FIFO
Size
(bytes)
Connector
Ports Isolation Ports Isolation
PCIe-S112
2
-
-
-
-
921.6 K
256
Male DB-9
PCIe-S112i
2
3.0 kV
-
-
±4 kV
921.6 K
256
Male DB-9
PCIe-S142
-
-
2
-
921.6 K
256
Male DB-9
PCIe-S142i
-
-
2
3.0 kV
±4 kV
921.6 K
256
Male DB-9
PCIe-S114
4
-
-
-
-
921.6 K
256
Female DB-37
PCIe-S114i
4
3.0 kV
-
-
±4 kV
921.6 K
256
Female DB-37
PCIe-S144
-
-
4
-
921.6 K
256
Female DB-37
PCIe-S144i
-
-
4
3.0 kV
±4 kV
921.6 K
256
Female DB-37
PCIe-S118
8
-
-
-
-
921.6 K
256
Female DB-62
PCIe-S148
-
-
8
-
-
921.6 K
256
Female DB-62