Emerson Mobrey Electrosensor Instruction Leaflet
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Emerson Mobrey Electrosensor Instruction Leaflet

For control unit types : mes3l/1s-230vac mes3l/2s-115vac
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Instruction Leaflet
IP242
June 2005
Mobrey Electrosensor
For Control Unit Types :
MES3L/1S-230VAC
MES3L/2S-115VAC
www.mobrey.com
CONTENTS
1.0.
1.1.
1.2.
2.0.
2.1.
3.0.
3.1.
3.2.
3.3.
3.4.
4.0.
5.0.
6.0.
Level
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Summary of Contents for Emerson Mobrey Electrosensor

  • Page 1: Table Of Contents

    Instruction Leaflet IP242 Level June 2005 Mobrey Electrosensor For Control Unit Types : MES3L/1S-230VAC MES3L/2S-115VAC CONTENTS 1.0. Safety information 1.1. Protection 1.2. Explanation of symbols 2.0. Application 2.1. Technical description 3.0. Installation 3.1. Wiring 3.2. Terminal arrangements 3.3. Printed circuit board 3.4.

  • Page 2: Safety Information

    1.0 Safety Information Warning : If this equipment is used in a manner not specified by the manufacturer, the protection provided may be impaired. All installation and commissioning of this equipment must be carried out by electrically competent persons. 1.1 Protection of permanently installed equipment : This equipment is intended to be permanently installed equipment.

  • Page 3: Terminal Arrangements

    MES*L control. The main connections are made to the L and N terminals of the control unit. The control unit (terminal 14) must be earthed to a protective earthing system. This is mandatory on intrinsically safe units. The connection from the sensor amplifier to the control unit should be made with two-core twisted pair instrument cable with overall screen for each sensor.

  • Page 4: Switch Setting Adjustment

    3.4 Switch Setting Adjustment Access to switches is achieved by removing control unit from base, unclipping plastic panel from rear of control unit and sliding PCB from housing. After setting switches, reassemble by reversing the disassembly procedure. Figure 3 : There is one set of four switches on the pcb of the MES*L unit, which is labelled SW1.

  • Page 5: Model Identification

    5.0. Model Identification Production description Mobrey electrosensor Code Approvals ATEX approved unit for direct connection to intrinsically safe sensors Code Mounting Wall mounting Code Voltage requirements 220/240V ac, 50/60 Hz 110/120V ac, 50/60 Hz Code Output relay SPCO 6.0. Maintenance / Inspection This is limited to periodic inspection by a qualified person to ensure that the installation including wiring and equipment housing is safe.
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  • Page 8 Instruction Leaflet IP242 Level June 2005 ABCDEF Mobrey Measurement 158 Edinburgh Avenue, Slough, Berks, UK, SL1 4UE T +44 (0) 1753 756600 F +44 (0) 1753 823589 mobrey.sales@EmersonProcess.com www.mobrey.com Mobrey SA-NV Belgium tel: 02/465 3879 Deutschland tel: 0211/99 808-0 Mobrey GmbH Mobrey SA France tel: 01 30 17 40 80...

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