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- Page 1 Installation & Operation Manual Proven Quality since 1892 ECON Limit Switch Box Fig. 79652 Scan for manual Installation & Operation Manual for Limit Switch Box: Fig. 79652 ECON Limit Switch Box Fig. 79652 www.eriks.com Rev.0...
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Page 2: Table Of Contents
8.4.4 Mechanical switch - 2 SPDT with CPT, Current Position Transmitter (Optional) 8.5 Setting of the Current Position Transmitter unit – CPT (Optional) 8.5.1 Calibration of the potentiometer 8.5.2 Calibration of the zero span MAINTENANCE TROUBLE SHOOTING TOOLS GENERAL INSTALLATION AND MAINTENANCE TIPS ECON Limit Switch Box Fig. 79652 www.eriks.com Rev.0... -
Page 3: Introduction
Proven Quality since 1892 INTRODUCTION The ECON Fig. 79652 limit switch box is designed to provide accurate and reliable valve position information of actuated valves and hand operated valves. The Fig. 79652 limit switch box consists of an aluminium body a polycarbonate visual position indicator, quick-set cam assemblies, terminal strip, switch assemblies and an easy mounting bracket. -
Page 4: Standard Features
Stainless steel Cover Aluminium Die casting Name Plate Sticker Shaft Stainless steel Body Aluminium Die casting Terminal Strip 8 positions Cams Switch See switch type specification (chapter 3) Grounding Lug Stainless steel ECON Limit Switch Box Fig. 79652 www.eriks.com Rev.0... -
Page 5: Initial Inspection
ECON limit switch boxes are supplied with a mounting bracket according to the VDI/VDE 3845 (NAMUR) standard. This standard bracket is selected for actuators with a VDI/VDE connection 30x80 mm and an actuator shaft height of 30mm. -
Page 6: Setting Of Switch/Sensor Cams
The colour of the cams corresponds with the visual position indicator. Cams can be easily set without using any tools. ECON cams have a spline connection and can be set by lifting or pushing down the cams over the shaft . The cams are spring loaded and therefore self-locking. -
Page 7: Mechanical Switch - 2 Spdt (Standard)
A wiring diagram, located inside the cover, indicates which terminal numbers correspond with switch contacts. Follow the wiring diagram in order to make a correct connection to your system. A solenoid valve may also be wired through the ECON limit switch box. Two auxiliary terminals (EXT) are included as a standard. -
Page 8: Proximity Switch - P&F Nbb2-V3-E2
8.4.4 Mechanical switch - 2 SPDT with CPT, Current Position Transmitter (Optional) Note: The limit switch box must be grounded at all times. At least a 2 sq. mm wire is recommended for grounding. ECON Limit Switch Box Fig. 79652 www.eriks.com Rev.0... -
Page 9: Setting Of The Current Position Transmitter Unit - Cpt (Optional)
Operate the actuator to the middle position and thereafter to the fully closed position. As soon as the actuator reaches the fully closed position, adjust the “zero” rotary switch on the PCB until a value of 20mA is achieved. ECON Limit Switch Box Fig. 79652 www.eriks.com Rev.0... -
Page 10: Maintenance
Installation & Operation Manual Proven Quality since 1892 MAINTENANCE The ECON Fig. 79652 limit switch box is designed to provide accurate and reliable valve position signalling and indicating of most automated valves. WARNING: Inspection and maintenance work must be performed by qualified and trained personnel ... -
Page 11: Tools
If defects are found during maintenance, repair measures must be taken immediately. Sealing surfaces must not be coated. Parts may only be exchanged by genuine parts. ECON Limit Switch Box Fig. 79652 www.eriks.com Rev.0...
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