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Rotex - Model EHF series -Electro Hydraulic Actuator
With the combination of modern electronics and power of hydraulics, ROTEX EHF series is super efficient in providing precise control for high cyclic demand or ESD application. EHF series actuators are suitable for use in Safety Integrated System (SIS). It has functional safety capability including and upto SIL 2 & SIL 3 to IEC 61508:2010.
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ROTEX EHF series is a self contained electrohydraulic actuator suitable for linear and rotary applications. It can be customised to suit a given application. EHF series of actuator has an integral electronic control module which drives the electrical motor, pump and solenoid for operations. The logical module is responsible for diagnostics, alarms, fault messages and communication.
- Modular design, can accommodate modulating and Fail safe option
- Self contained, only requires electrical power.
- Fail-safe close, open or fail freeze.
- ESD option – Logical or hard wired
- Partial stroke test capability
- 4-20 mA or 0 -10 VDC input signal optional
- Full featured LCD display for installation, commissioning and operation
- SIL 2 & SIL 3 capable to IEC 61508:2010
- Available torque range from 25 to 6,00,000 Nm for rotary and 1.2 to 8000 kN force for linear actuator
- Water tight up to and including IP65,optional IP68 (10m / 96h)
- EXD explosion proof enclosure
- Extended diagnostics and functionality over various communication networks
- Supported communication network includes Modbus ® , Profibus ® , Foundation Fieldbus ® and HART ®
- Data logging and event record capabilities
- Optional operating temperature -50 °C to +70 °C
- Integrated hydraulic system