Ashcroft DM61 Manual do Utilizador descarregar pdf (Página 16)

Serial Communication Adapters Instruction Manual

Connections

A Cat5e cable is provided to connect the DM61 meter to the 101B224-07

adapter.

Figure 4 details the wiring connections from the 101B224-07 to a full-

duplex RS-485 four-wire network device.

Figure 4. Connections for 101B224-07 to RS-485 Device

If the RS-485 device configured for a two-wire network then the re-

quirement to externally wire the DO to the DI and the /DO to the /DI on

the 101B224-07 screw terminal connector is needed.

101B224-07 to RS-422/485 Serial

Converter Connections

RS-485 Full-

Duplex Device

101B224-07

RS-485 Adapter

DO DI

DI DO

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Ashcroft DM61 Manual do Utilizador Página 16