1 General information
BU 0280 GB Subject to technical amendments 11
1.5 Type code / Optional BUS modules
BUS = Bus module or I/O extension
SK TU4-DEV (-C-M12-WMK-TU)
Wall mounting kit: for external technology units TU4
M12 system connectors: only TU4, alternative to terminals
IP protection class: Standard = IP55, C = “coated” IP66
Option type: CAO = CANopen, PBR = Profibus,
DEV = DeviceNet, IOE = I/O-Erweiterung
Option series: TU4 = external technology unit
CU4 = internal customer unit
(...)Options, only implemented if required.
Optional internal
technology unit, SK CU4-...
Optional external
technology unit, SK TU4-...