1.5 Type code / Optional BUS modules
BUS = Bus module or I/O extension
SK TU4-DEV (-C-M12-WMK-TU)
BU 0280 GB
Wall mounting kit: for external technology units TU4
M12 system connectors: only TU4, alternative to terminals
IP protection class: Standard =
Option type:
CAO = CANopen, PBR = Profibus,
DEV = DeviceNet, IOE = I/O-Erweiterung
Option series:
TU4 = external technology unit
CU4 = internal customer unit
Optional external
technology unit, SK TU4-...
Subject to technical amendments
IP55,
C = "coated" IP66
(...)Options, only implemented if required.
Optional internal
technology unit, SK CU4-...
1 General information
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