Rs-232; Figure 19: Rs-232 Wiring - CipherLab 5000 Hardware Manual

Installing 5000/5100:
Wiring

2.2.2 RS-232

Without using additional devices like optical isolators or signal boosters, the cable
length is limited to 50 feet (approx. 15 meters) to ensure communication quality
according to IEEE standard.
Instructions
Make use of a 9-pin female connector (DB-9) at PC end, and wire pins as follows:

Figure 19: RS-232 wiring

Wiring materials:
Use 22 ~ 24 AWG braided shielded cable.
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