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London Electronics EasyReader ER4C, Instruction Manual, Page: 24 / 24

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Declaration of Conformity

Conditions

The meters covered by this certificate must be installed in adherence to the following conditions :-

Signal cabling shall be routed separately to power carrying cabling (includes relay output wiring)
All signal cabling shall be screened. The screen shall only be terminated to the power earth terminal

This is to confirm that the Product covered by this declaration has been designed and manufactured
to meet the limits of the following  EMC Standard :

EN61326-1:1997

and has been designed to meet the applicable sections of the following safety standards

EN61010-1:2001

Declaration Reference

: EasyReader

Issue Date

: 16 December 2003

Products Covered

: EasyReader series

Title

: DOC-EasyReader

Declared as true and correct, for and on behalf of London Electronics Ltd.

J.R.Lees      Director

21

Summary of Contents for EasyReader ER4C

Page 1: ...rmation Rear case screws please note The rear panel is held in place with finger screws which only need to be gently tightened Do not use tools to tighten or loosen the screws as this could cause dama...

Page 2: ......

Page 3: ...scription 3 Getting Started 4 Input stage circuit 14 Introduction 1 Input connection examples 5 Lockout connection 5 7 8 MIN MAX button 10 11 Mounting methods 13 14 Peak reading memory 10 11 RESET but...

Page 4: ...ent replacement Or we may have no stock at the time you urgently need it You may also need to pay extra carriage charges if you want a fast guaranteed courier service Warranty repairs or replacements...

Page 5: ...r 110V supply or 1A for DC supplies in the range 11 30VDC Check that the model number and supply voltage suit your application before you install the meter Don t touch any circuitry after you have con...

Page 6: ...y and speed They also accept quadrature input signals so are ideal for bidirectional position monitoring too Their unique INTUITIVE programming system gives the simplest possible setup procedure You c...

Page 7: ...useful to check that everything works as needed Remove the screws which hold the rear panel in place Feed the signal and power cables through the cable glands Connect the signal and power cables to th...

Page 8: ...y Reset Screen termination point Excitation Input 2 Input 1 Common Lockout Excitation Input 2 Input 1 Common Lockout Earth Neutral Line Power Logic I Ps Signal I P Locked Unlocked Locked Unlocked Lock...

Page 9: ...a positive scale factor the counter will increase for pulses on INPUT1 if INPUT2 is high decrease if INPUT2 is LOW 4 Totaliser 1 input UP count 1 input DOWN count Pulses on INPUT1 count down Pulses on...

Page 10: ...DIGIT button to select other digits Select decimal point with the DIGIT button if you want to change the decimal point position Move the decimal point with UP DOWN buttons Press OK when you have set t...

Page 11: ...quency For example if you have a sensor which gives 200Hz at 5 litres per minute and you want to measure flowrate in litres minute F in 200 disp 5 or 5 0 or 5 00 depending on the resolution you want P...

Page 12: ...ter modes and a ratemeter mode Modes 8 to 10 are timer modes You ll see one digit brighter than the others this means you can change its value with the UP or DOWN button Use DIGIT button to select oth...

Page 13: ...onds If you make a permanent connection between Common and Min Max you can access this function with the button labelled Max Min on the display s front panel RESET In any one of the 6 Totalsing modes...

Page 14: ...ed Mode Press for more than 3 seconds Lets you adjust the functional mode of the display if the display is unlocked DIGIT Chooses a digit to be changed on the display while adjusting a variable when t...

Page 15: ...s 0 to 50 KHz scalable Operating Overload Can accept up to 60V without damage Display type High efficiency LED red or green Digit height 102mm A 57mm high model is also available Viewing distance 50 m...

Page 16: ...Pull Down Debounce 3V 1V 20mV Threshold Input comparator 47K 18K 0 1uF Excitation Input Common Circuit diagram showing one of the two input stages This shows the pullup debounce and sensitivity setti...

Page 17: ...the wall material is not suitable to take screws directly Route cables neatly away from the display If the cables may become damaged in the environment protect them with suitable conduit or trunking 4...

Page 18: ...may need to use screw plugs or other screw accessories if the material is not suitable to take screws directly Mount the brackets first then fit the display to the brackets Route cables neatly away f...

Page 19: ...ord of Revisions 30 January 2004 Product released 16 February 2004 Added input stage diagram to page 12 25 March 2004 Added wiring and jumper record sheet on page 16 4 January 2008 Added timing modes...

Page 20: ...Wiring and jumper record 17 For future reference record all the jumper positions and wiring colours you used in your installation...

Page 21: ...Notes 18...

Page 22: ...Notes 19...

Page 23: ...Notes 20...

Page 24: ...to the power earth terminal This is to confirm that the Product covered by this declaration has been designed and manufactured to meet the limits of the following EMC Standard EN61326 1 1997 and has b...

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