Ashcroft DM61 Manuale Utente Scaricare il pdf (Pagina 14)

Serial Communication Adapters Instruction Manual

Figure 2. RS-485 Full-Duplex Four-Wire Wiring

Notes:

1. Termination resistors are optional and values depend on the cable

length and characteristic impedance. Consult the cable manufacturer

for recommendations.

2. Use shielded cable, twisted-pairs plus ground. Connect ground shield

only at one location.

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Ashcroft DM61 Manuale Utente Pagina 14