AUMA SAEx Series User Manual

5.3. External earth connection
Figure 27: Earth connection for multi-turn actuator
Figure 28: Earth connection for wall bracket
Application
External earth connection (U-bracket) for connection to equipotential compensation.
Table 21:
Terminal cross sections and earth connection tightening torques
Tightening torquesTerminal cross sectionsConductor type
3 – 4 Nm2.5 mm² to 6 mm²Solid wire and stranded
3 – 4 Nm1.5 mm² to 4 mm²Fine stranded
For fine stranded (flexible) wires, connection is made via cable lugs/ring terminals. When connecting
two individual wires with a U-bracket, cross sections have to be identical.
36
SAEx 07.2 – SAEx 16.2 / SAREx 07.2 – SAREx 16.2 Control unit: electronic (MWG)
Electrical connection ACExC 01.2 Non-Intrusive Profinet

AUMA SAEx Series Specifications

General

Explosion protection	ATEX, IECEx
Ingress protection	IP66 / IP68
Communication interfaces	Modbus, Foundation Fieldbus
Display	LCD
Control Signal	4-20 mA
Type of controller	Electric actuator controller