
Serial
mPCIe to Dual Isolated RS-422 and RS-485 Module
EMP2-X4S2
Provides
- 4800bps to 3Mbps serial data rate
Features
- PCI Express base spec Rev. 2.0 compliant
- Compatible with 16C550 and 256-byte FIFOs
- Supports port-to-computer isolation
- Termination resistor by dip switch setting
- Complies with 2.5kV HiPOT protection, EN61000-4-2 (ESD) Air-15kV, Contact-8kV
- Operating temperature from -40°C to 85°C
PRODUCT DETAILS AT A GLANCE
The Innodisk EMP2-X4S2 is a specialized mPCIe expansion module designed for demanding industrial applications. The module features two isolated serial communication ports supporting both RS-422 and RS-485 protocols, enabling reliable high-speed data transmission. Built to be extra durable, it incorporates robust port-to-computer isolation and meets stringent safety standards, including IEC 60950-1:2005 + A1: 2009 + A2:2013 with 2.5kV HiPOT protection. These safety features make the EMP2-X4S2 perfect for use in tough industrial environments where dependable operation and clean signal transmission are essential.
RELIABLE DATA TRANSMISSION
Delivers serial data speeds from 4800 bps up to 3 Mbps, with built-in 256-byte FIFOs to ensure smooth, uninterrupted data flow in mission-critical applications.

BUILT FOR HARSH ENVIRONMENTS
Complies with IEC 60950-1:2005 + A1: 2009 + A2:2013 2.5kV HiPOT and EN61000-4-2 standards, featuring protection and operating reliably in temperatures ranging from -40°C to 85°C.

IMPLEMENTED WITH SUCCESS IN DYNAMIC ENVIRONMENTS
SPECIFICATIONS
Model Name | EMP2-X4S2 |
---|---|
Module Type | mPCIe to Dual RS-422 & RS-485 |
Form Factor | mPCIe |
Function | Serial |
Input I/F | PCI Express 2.0 x1 |
Output I/F | RS-232, RS-485 |
Output Port | 4 |
Output Connector | DB-9 |
Max. Power Consumption | 0.58W (3.3V x 175mA) |
Dimension (W x L x H/mm) | 30 x 50.9 x 12.55 |
Temperature | Operation : W/T -40°C ~ 85°C (Ta) Storage : -55°C ~ 95°C (Ta) |
Vibration | 5G@[7~2000Hz] |
Shock | 50G@0.5ms |
OS Support | Windows : XP (32 bit), 7 (32 / 64 bit), 8 / 8.1 (32 / 64 bit), 10, WES7, CE7.0 Linux : Kernel 2.6.x and above. |
Warranty | 3 Years |
Notes | Innodisk can provide Linux source for modification. |
ORDER INFORMATION
P/N | Description |
EMP2-X4S2-W1 | mPCIe to Dual Isolated RS-422 & RS-485 Module / Wide Temperature |