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Eliwell EWRC 300 NT - Default Chapter; Table of Contents

Eliwell EWRC 300 NT
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EWRC 300/500 NT Contents
CONTENTS
1. INTRODUCTION ........................................................................................ 5
1.1. GENERAL DESCRIPTION .................................................................................................. 5
1.2. ADVANTAGES AND FEATURES ........................................................................................ 5
1.3. MODELS .......................................................................................................................... 5
2. TECHNICAL DATA ...................................................................................... 6
2.1. TECHNICAL SPECIFICATIONS (EN 60730-2-9) ................................................................ 6
2.2. FURTHER INFORMATION ................................................................................................ 6
2.2.1. INPUT CHARACTERISTICS ...............................................................................................................................................6
2.2.2. OUTPUT CHARACTERISTICS ...........................................................................................................................................7
2.2.3. MECHANICAL CHARACTERISTICS .................................................................................................................................7
2.2.4. FOOD SAFETY ...................................................................................................................................................................7
2.3. DISPOSAL ........................................................................................................................ 7
3. CONNECTIONS .......................................................................................... 8
3.1. GENERAL WARNINGS ...................................................................................................... 8
3.1.1. POWER SUPPLY - DANGEROUS VOLTAGE OUTPUTS (RELAY) ...................................................................................8
3.1.2. ANALOGUE INPUTS-PROBES ..........................................................................................................................................8
3.1.3. SERIAL CONNECTIONS ...................................................................................................................................................8
3.1.4. RS485 CONNECTION ......................................................................................................................................................8
3.1.5. TTL CONNECTION ...........................................................................................................................................................8
3.2. WIRING DIAGRAM ........................................................................................................... 9
3.2.1. TERMINALS ........................................................................................................................................................................9
3.3. WIRING DIAGRAM FOR MODELS WITH MAGNETO-THERMAL SWITCH INSTALLED ...... 10
3.3.1. TERMINALS ........................................................................................................................................................................10
4. MECHANICAL INSTALLATION ................................................................... 11
4.1. MECHANICAL INSTALLATION .......................................................................................... 11
4.1.1. WALL-MOUNTING ............................................................................................................................................................11
5. USER AND START-UP INTERFACE .............................................................. 14
5.1. DISPLAY ........................................................................................................................... 14
5.1.1. KEYS ....................................................................................................................................................................................14
5.1.2. LEDS ....................................................................................................................................................................................15
5.1.3. PRELIMINARY CONFIGURATIONS ..................................................................................................................................16
5.1.4. OPERATION IN DEFAULT CONFIGURATION ................................................................................................................16
5.1.5. NAVIGATION .....................................................................................................................................................................17
5.1.6. FUNCTIONS MENU AND KEY-ACTIVATED FUNCTIONS.............................................................................................18
5.1.7. PASSWORD ........................................................................................................................................................................19
5.1.8. SETTING THE SETPOINT ..................................................................................................................................................20
5.1.9. VIEWING PROBE VALUES ................................................................................................................................................21
5.1.10. HOW TO MODIFY THE DATE AND TIME .....................................................................................................................22
5.1.11. DISPLAYING ALARMS .................................................................................................................................................... 23
5.1.12. SYSTEM ALARMS EXAMPLE ..........................................................................................................................................23
5.1.13. MODIFYING A PARAMETER ..........................................................................................................................................24
5.1.13.1 How to modify a user parameter 24
5.1.13.2 How to modify an Installer parameter 25

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