SERIES 70 ELECTRIC ACTUATOR
Installation, Operation, and Maintenance Manual
34 of 48
© 2022 BRAY INTERNATIONAL, INC. ALL RIGHTS RESERVED. BRAY.COM
The Information contained herein shall not be copied, transferred, conveyed, or displayed in any manner
that would violate its proprietary nature without the express written permission of Bray International, Inc.
Switch Configured for
OnO Applications
Actuator Size
E E E
Actuator Size
E thru
Actuator Size
Limit Switches Standard Standard NA
Limit Fixed A- A- Standard
Limit Fixed Mid A- A- B-
Limit Fixed Mid A- A- B-
Limit Fixed Set Mid A- A- B-
Limit Fixed Set Mid NA A- B-
Heater
Bray oers an optional heater as a field or factory installable option for the
Series actuator to prevent condensation from forming inside the actuator This
PTC (Positive Temperature Coecient) style heater has a unique temperature
- resistance characteristic The heater self-regulates by increasing its electrical
resistance relative to its temperature The heater does not require external
thermostats or switches to control its heat output
Heater
Figure Heater installed on a S switch plate
NOTICE
The heater must have a constant power supply to be eective
WARNING
The heater surface can reach temperatures in excess of F [C]
Heater Kit
Heater with flying leads
Mounting Bracket
Pan Head Screw Phillips Drive
Tools Required
Screwdriver ” [ mm] tip flat blade
Screwdriver No Phillips