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1. Introduction
Thank you for purchasing this RS232 (to RS232) Isolator and Surge Protector. It is designed for
your PC, workstation, thin client, or server to provide an instant isolation solution for the RS232
serial devices. It provides a DB9 female connector (DCE, with standard RS232 signals, TXD,
RXD, RTS, CTS, DTR, DSR, DCD and GND) that can be connected directly to your PC's RS232
port. An external 5V DC power source should be applied to its input DC jack. The power source
can be supplied by either an AC power adapter or an USB-to-DC-Jack conversion cable.
Features:
Provides one RS232 to RS232 Adaption
Supports up to 2,500Vrms Isolation for all RS232 Signals
Supports all RS232 Signals (TXD, RXD, RTS, CTS, DTR, DSR , DCD, and GND)
Supports DB9 Female (DCE) to DB9 Male (DTE) Connector Conversion
Supports Baud Rate up to 921.6 Kbps
+5V DC External Power is Required, Powered by AC Adapter or USB Port with an USB-to-
DC-Jack Cable
Compact Size for Critical Applications
No Driver Required for All Operating Systems
2. Board Layout
Wall mounting Kit
EX-47925
RS-232 to RS-232 Isolator
Female DB9 Connector (DCE)
Rear Panel:
Male DB9 Connector (DTE
1
DC Jack:
5V DC Power
Input here
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Summary of Contents for Exsys EX-47925
- Page 1 EX-47925 RS-232 to RS-232 Isolator 1. Introduction Thank you for purchasing this RS232 (to RS232) Isolator and Surge Protector. It is designed for your PC, workstation, thin client, or server to provide an instant isolation solution for the RS232 serial devices. It provides a DB9 female connector (DCE, with standard RS232 signals, TXD, RXD, RTS, CTS, DTR, DSR, DCD and GND) that can be connected directly to your PC’s RS232...
- Page 2 RS-232 Isolator 3. Installing the RS-232 Isolator Since this isolator hardware unit should be powered by the external power source, please connect the 5V AC power adapter or the USB-to-Power-DC-Jack Conversion Cable to make sure the unit works properly. If you are using the USB-to-Power-DC-Jack Cable instead of the AC adapter, please make sure that the USB port is at Host side (the same side as the DB9 female connector), DO NOT connected to the USB port at the device side (the same side as the DB9 male connector), otherwise, the unit won’t work and the DC power was...
- Page 3 RS-232 Isolator 4. Female DB9 Pin Cable Wiring (Host to EX-47925) DB9-Female Pin Assignment: 9 Pins Signal 9 Pins Signal NC = No connection DB9(Male, Host PC) to DB9(Female, Isolator) Wiring: DB9(DTE, Host PC) DB9F (DCE, Isolator) 1 DCD 1 DCD...
- Page 4 RS-232 Isolator 6. Specifications Type Specifications Connectors DB9 Female (DCE), DB9 Male (DTE) Number of Ports 1 RS232 RS232 Signals TXD, RXD, RTS, CTS, DTR, DSR, DCD, Baud Rate Up to 921.6Kbps Power Requirement 5V/100mA max. Operating Temperature 0 to 608C (32 to 1408F) Operating Humidity 5 to 95% RH Storage Temperature...
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