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# PATTON ELECTRONICS COMPANY
1008
Card Type Modem
Chip Set Unidentified
I/O Options Serial port (1 RS-232 or RS-485)
Maximum Transfer Rate 115.2Kbps
Topology Star, Daisy-Chain
Data Bus External
IMG IMG 1
+------------------------------------------------------------+
| CONNECTIONS |
|------------------------------------------------------------|
| Function | Label |
|------------------------------------------------------------|
| Serial port | CN1 |
|------------------------------------------------------------|
| Note: CN2 is available as a terminal block, RJ-11, RJ-45 |
| or a dual modular connector interface. |
+------------------------------------------------------------+
+------------------------------------------------------------+
| USER CONFIGURABLE SETTINGS |
|------------------------------------------------------------|
| Function | Label | Position |
|-----------------------------------------+-------+----------|
| í Set receive impedance low (120 Ohm) | SW1/1 | On |
|-----------------------------------------+-------+----------|
| Set receive impedance high (16,000 Ohm) | SW1/1 | Off |
|-----------------------------------------+-------+----------|
| í Echo mode disabled | SW1/4 | Off |
|-----------------------------------------+-------+----------|
| Echo mode enabled | SW1/4 | On |
|-----------------------------------------+-------+----------|
| í Carrier signal constantly enabled | SW2/1 | Off |
|-----------------------------------------+-------+----------|
| Carrier signal controlled by RTS | SW2/1 | On |
|-----------------------------------------+-------+----------|
| í RTS/CTS delay enabled (8 msec) | SW2/2 | On |
|-----------------------------------------+-------+----------|
| RTS/CTS delay disabled | SW2/2 | Off |
+------------------------------------------------------------+
+------------------------------------------------------------+
| 2-WIRE/4-WIRE MODES |
|------------------------------------------------------------|
| Function | SW1/2 | SW1/3 |
|--------------------+-------------------+-------------------|
| í 4-wire mode | Off | Off |
|--------------------+-------------------+-------------------|
| 2-wire mode | On | On |
+------------------------------------------------------------+
+------------------------------------------------------------+
| TRANSMIT-OFF IMPEDANCE |
|------------------------------------------------------------|
| Function | SW2/3 | SW2/4 |
|--------------------+-------------------+-------------------|
| í High | Off | Off |
|--------------------+-------------------+-------------------|
| Intermediate | On | On |
+------------------------------------------------------------+