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# PATTON ELECTRONICS COMPANY
2085
Card Type Interface Converter
Chip Set Unidentified
I/O Options 25-pin serial port (RS-232),
network interface via RJ-45, RJ-11, 25-pin
port or terminal block
Wiring Type Unshielded twisted pair
Maximum Data Rate 115.2Kbps
Data Bus External
IMG IMG 1
+------------------------------------------------------------+
| CONNECTIONS |
|------------------------------------------------------------|
| Function | Label | Function | Label |
|-------------------------+--------+-----------------+-------|
| DTE/DCE serial port | CN1 | UTP interface | CN2 |
| (25-pin connector) | | | |
|------------------------------------------------------------|
| Note: |
| |
| Network interface (CN2) is available with several |
| connector options. Device may feature a terminal block, |
| RJ-11, RJ-45, or 25-pin (male or female) connector. |
+------------------------------------------------------------+
+------------------------------------------------------------+
| USER CONFIGURABLE SETTINGS |
|------------------------------------------------------------|
| Setting | Label | Position |
|---------------------------------------+---------+----------|
| DTE mode | S2 | On |
|---------------------------------------+---------+----------|
| DCE mode | S2 | Off |
+------------------------------------------------------------+
+------------------------------------------------------------+
| USER CONFIGURABLE SETTINGS |
|------------------------------------------------------------|
| Setting | Label | Position |
|-----------------------------------------+-------+----------|
| » | 8ms RTS/CTS delay enabled | S1/3 | On |
|---+-------------------------------------+-------+----------|
| | RTS/CTS delay disabled | S1/3 | Off |
|---+-------------------------------------+-------+----------|
| » | Echo mode disabled | S1/4 | Off |
|---+-------------------------------------+-------+----------|
| | Echo mode enabled | S1/4 | On |
|---+-------------------------------------+-------+----------|
| » | Carrier controlled by RTS | S1/5 | On |
|---+-------------------------------------+-------+----------|
| | Carrier forced high | S1/5 | Off |
|---+-------------------------------------+-------+----------|
| » | Receive impedance set low (120Ohms) | S1/6 | On |
|---+-------------------------------------+-------+----------|
| | Receive impedance set high | S1/6 | Off |
| | (16kOhms) | | |
+------------------------------------------------------------+
+------------------------------------------------------------+
| TRANSMIT LINE IMPEDENCE |
|------------------------------------------------------------|
| Setting | S1/1 | S1/2 |
|----------------------------------------+---------+---------|
| » | High impedence enabled | Off | Off |
|---+------------------------------------+---------+---------|
| | Intermediate impedence enabled | On | On |
+------------------------------------------------------------+
+------------------------------------------------------------+
| 2-WIRE/4-WIRE MODE SELECTION |
|------------------------------------------------------------|
| Setting | S1/7 | S1/8 |
|---------------------------------------+----------+---------|
| » | 2-wire mode enabled | On | On |
|---+-----------------------------------+----------+---------|
| | 4-wire mode enabled enabled | Off | Off |
+------------------------------------------------------------+