Patton electronic 1203 Appendix A Specifications, Ring Indicator Constantly ON, Appendix B

APPENDIX A

SPECIFICATIONS

Data Rates: Strap selectable for 7, 14, 28, 56, 112 and 224 Kbps

Clocking: Strap selectable for Internal or external clock

Grounding: Protective ground (pin 1) may be strapped to signal ground (pin 7)

Range: 75 feet on either side (for a total of 150 feet) at 56 Kbps, range extends linearly for lower bit rates and decreases for higher bit rates

Functional: Emulates half or full duplex, dial-up or dedicated line

RTS/CTS Delay: Selectable per port: 0mS or 6.6mS

DCD: Selectable per port as continuous or RTS controlled

Ring Indicator: Constantly ON

Interface: EIA RS-232C/CCITT V.24

Connectors: Choice of two male or two female DB-25 RS-232 connectors

Power Supply: None required

Altitude: 0 to 10,000 feet

Humidity: Up to 95% non-condensing

Dimensions: Approximately 5.3” x 2” x 1.2”

APPENDIX B

BLOCK DIAGRAM

Patton Model 1203

Block Diagram

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