Siemens EA 710 Series Manual de usuario descargar pdf (Pagina 4)

Technical Instructions SSA/P Series Electronic Valve Actuator

Document Number 155-710 24 Vac Floating or 0 to 10 Vdc Control

September 16, 2009

Page 4 Siemens Industry, Inc.

Wiring

Figure 6. SSA/P61U Wiring Diagram. Figure 7. SSA81U Wiring Diagram.

• Do not use autotransformers.

• Use earth-ground isolating, step-down, Class 2, power supplies.

• Determine supply transformer rating by summing total VA of all actuators used.

• Use one transformer to power up to 10 actuators.

WARNINGS:

• Wire connection G is 24 Vac HOT on the SSA/P61U, not neutral.

• G0 and G must be properly wired for correct function and full life of

the actuator.

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Siemens EA 710 Series Manual de usuario Pagina 4