9
CHAPTER 1: Specifications
Attenuation-to-Crosstalk Ratio
ACR is calculated for each pair over the full frequency range per test
specification selected
Serial Port
Connector:
DB9 male (pins)
PC Cable:
Null modem, DB9 female (socket) to DB9 female (socket) and
DB25 female serial port pin assignments:
Baud Rate:
1200 to 38,400 bps (selectable)
Format:
8-bit, no parity, 1 stop bit, (8N1)
Flow Control:
XON/XOFF, Hardware (CTS/DTR), None
Cable Length
Range:
0 to 2000 ft. (0 to 610 m) twisted pair
Accuracy:
±2 ft. (0.6 m) ±2% ±NVP Uncertainty 0 to 1000 ft. (0 to 304.8 m)
±2 ft. (0.6 m) ±3% ±NVP Uncertainty 1001 to 2000 ft. (305.1 to 610 m)
NVP (Nominal Velocity of Propagation):
0.5 to 0.99%
Cable Fault Types:
Shorts, Opens, Intermediate Impedance Anomalies
Number Of Faults:
End Of Cable and two Intermediate Anomalies
Fault Threshold:
User-defined, 4 to 10% (7% default)
1 No connection
2 Receive data (input)
3 Transmit data (output)
4 Data terminal ready (output)
5 Signal ground
6 No connection
7 No connection
8 Clear to send (input)
9 No connection
SERIAL PORT
6
9
5
1
