FPΣ 3.1 Type of Expansion Unit
3-3
3.1 Type of Expansion Unit
ExpansionI/O units, power supplyunits, and intelligent unitsfrom theearlier FP0series
can be used with the FPΣ, in addition to the dedicated expansion units designed
expressly for the FPΣ.
Expansion units used for the earlier FP0 series are connected on the right side of the
control unit, just as they were with the FP0. Dedicated expansion units for the FPΣ are
connected to the left side of the control unit.
Expansion on left side of control unit
FPΣ dedicated
expansion unit
Expansion possible up to 4 units
Control unit
Expansion on right side of control unit
FP0 expansion unit
Expansion possible up to 3 units