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APPENDIX A
SPECIFICATIONS
Data Rates: Strap selectable for 16, 32, 64, 128, 256 or 512 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 64 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"
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APPENDIX B
BLOCK DIAGRAM
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