Serial Communication Connections - ABB REM 610 Technical Reference Manual

1MRS755537
5.2.2.
Motor Protection Relay
Technical Reference Manual - ANSI Version
Table 5.2.1.-5 Digital inputs
Terminal Function
X4.1-23 DI1
X4.1-24
X4.1-21 DI2
X4.1-22
a)
X3.1-1 DI3
X3.1-2
a)
X3.1-3 DI4
X3.1-4
a)
X3.1-5 DI5
X3.1-6
a)
Optional.
Table 5.2.1.-6 RTD inputs (optional)
Terminal Function
X3.1-7 RTD1, +
X3.1-8 RTD1, -
X3.1-9 RTD1, common
X3.1-10 RTD2, +
X3.1-11 RTD2, -
X3.1-12 RTD2, common
X3.1-13 RTD3, +
X3.1-14 RTD3, -
X3.1-15 RTD3, common
X3.1-16 RTD4, +
X3.1-17 RTD4, -
X3.1-18 RTD4, common
X3.1-19 RTD5, +
X3.1-20 RTD5, -
X3.1-21 RTD5, common
X3.1-22 RTD6, +
X3.1-23 RTD6, -
X3.1-24 RTD6, common

Serial communication connections

The optical front connection of the relay is used to connect the relay to the SPA bus
via the front communication cable, refer to Section 7. Ordering information. If a PC
compatible to the IrDA® Standard specifications is used, wireless communication is
possible as well. The maximum wireless operating distance depends on the
transceiver of the PC.
Rear communication of the relay is optional and the physical connection varies with
the communication option.
REM 610 REM 610
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