Circutor RGU-100A - Table of Contents; Contents

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RGU-10A , RGU-100A
Instruction Manual
CONTENTS
SAFETY PRECAUTIONS .........................................................................................................................................................3
DISCLAIMER ..........................................................................................................................................................................3
CONTENTS .............................................................................................................................................................................4
REVISION LOG .......................................................................................................................................................................6
SYMBOLS ...............................................................................................................................................................................6
1. VERIFICATION UPON RECEPTION .................................................................................................................................... 7
2  PRODUCT DESCRIPTION .................................................................................................................................................7
3. INSTALLATION OF THE DEVICE .......................................................................................................................................8
3.1 - PRELIMINARY RECOMMENDATIONS.........................................................................................................................8
3.2.- INSTALLATION .........................................................................................................................................................8
3.3 - PANEL MOUNTING ACCESSORY (72 x 72 mm) .........................................................................................................9
3.4 - DEVICE TERMINALS ............................................................................................................................................... 10
3.4.1. RGU10A ........................................................................................................................................................... 10
3.4.2. RGU100A..........................................................................................................................................................11
3.5 - WGC TRANSFORMERS .............................................................................................................................................11
3.5.1 PANEL INSTALLATION .........................................................................................................................................11
3.5.2 INSTALLATION ON A DIN RAIL ........................................................................................................................... 12
3.5.3 DISTRIBUTION OF THE CONDUCTORS IN THE WGC ......................................................................................... 13
3.6 - CONNECTION DIAGRAMS ....................................................................................................................................... 15
3.6.1 CONNECTION WITH EMISSION COIL................................................................................................................... 15
3.6.2 CONNECTION WITH UNDERVOLTAGE COIL ........................................................................................................ 16
4. OPERATION ................................................................................................................................................................... 17
4.1 - PRINCIPLE OF OPERATION ..................................................................................................................................... 17
4.2 - LED INDICATORS .................................................................................................................................................... 17
4.3 - DISPLAY ................................................................................................................................................................. 18
4.4 - KEYBOARD FUNCTIONS ......................................................................................................................................... 19
4.5 - RELAY.....................................................................................................................................................................20
4.6 - DIGITAL INPUT .......................................................................................................................................................20
5  DISPLAY ......................................................................................................................................................................... 22
5.1 - DISPLAY SCREENS ..................................................................................................................................................22
5.2 - TRIP DISPLAY SCREENS .........................................................................................................................................23
5.3 - TEST SCREEN ......................................................................................................................................................... 24
5.4 - LOCK ......................................................................................................................................................................24
5.5 - ERROR SCREEN......................................................................................................................................................25
6. DIRECT ADJUSTMENTS ................................................................................................................................................. 26
6.1 - TRIP CURRENT .......................................................................................................................................................26
6.2 - DELAY AND RELAY CURVE ..................................................................................................................................... 27
7. CONFIGURATION ............................................................................................................................................................28
7.1 - PRE-ALARM RELAY.................................................................................................................................................28
7.1.1 - PREALARM CURRENT .....................................................................................................................................29
7.1.2 - DELAY OF THE PREALARM RELAY .................................................................................................................30
7.1.3 - PREALARM OPERATION .................................................................................................................................30
7.1.4.- POLARITY ........................................................................................................................................................ 31
7.2.- TRIP RELAY ............................................................................................................................................................ 31
7.2.1 - POLARITY ......................................................................................................................................................... 32
7.2.2 - TRIP CURRENT LIMIT .......................................................................................................................................32
7.3.- COMMUNICATIONS .................................................................................................................................................33
7.3.1.- PERIPHERAL NUMBER ....................................................................................................................................33
7.3.2.- BAUD RATE ...................................................................................................................................................... 34
7.3.3.- DATA BITS / PARITY / STOP BIT ......................................................................................................................34
8. RGU100A: RS485 COMMUNICATIONS .......................................................................................................................36
8.1.- CONNECTIONS .......................................................................................................................................................36
8.2.- MODBUS PROTOCOL ..............................................................................................................................................36
8.3.- MODBUS COMMANDS ...........................................................................................................................................37
8.3.1.- VARIABLES OF THE DEVICE ............................................................................................................................37
8.3.2.- TRIPPING DUE TO TEST OR COMMUNICATIONS ............................................................................................38
8.3.3.- DEVICE CONFIGURATION VARIABLES ............................................................................................................38
9 TECHNICAL FEATURES ...................................................................................................................................................40
9.1 - RGU-10A / RGU-100A ............................................................................................................................................40