Econ 21440, Руководство по установке и эксплуатации, Страница: 5 / 10

Installation & Operation Manual Proven Quality since 1892
ECON Hydraulic Actuator Fig.21501-21502
www.eriks.com
Rev.0 – April, 2020 4
3
GENERAL INFORMATION AND FEATURES
3.1 General Information
ECON Switchbox for Hydraulic actuator are made of VALOX plastic which is durable and fire retarded.
The switchbox contains “reed contacts” and c an be used in an Atex environment when a Zener Barrier is
used. When this is done the switchbox becomes a “simple apparatus” and is intrinsically safe.
3.1.1 Switchbox Versions
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Fig. 21440 – Switchbox open/closed for ESL/EDL actuators
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Fig. 21540 – Switchbox open/closed for ESR/EDR actuators
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Fig. 21541 – Switchbox open/closed & Potentiometer for ESR/EDR actuators
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Fig. 21542 – Switchbox open/closed for ESH/EDH actuators
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Fig. 21543 – Switchbox open/closed & Potentiometer for ESH/EDH actuators