Circutor CVM-C4 - Contents; Table of Contents

4
CVM-C4
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 . DEVICE INSTALLATION ...................................................................................................................................................8
3.1.- PRIOR RECOMMENDATIONS ....................................................................................................................................8
3.2.- INSTALLATION .........................................................................................................................................................9
3.3.- DEVICE TERMINALS ............................................................................................................................................... 10
3.4.- CONNECTION DIAGRAM .......................................................................................................................................... 11
3.4.1.- THREEPHASE NETWORK MEASURING WITH 4WIRE CONNECTION .............................................................11
3.4.2.- THREEPHASE NETWORK MEASURING WITH 3WIRE CONNECTION ........................................................... 12
4. OPERATION .................................................................................................................................................................... 14
4.1.- MEASURING PARAMETERS .................................................................................................................................... 14
4.2.- DISPLAY ................................................................................................................................................................. 15
4.3.- KEYBOARD FUNCTIONS ......................................................................................................................................... 16
4.4.- RELAY OUTPUTS ................................................................................................................................................... 16
4.5.- ENERGY IMPULSE OUTPUTS ................................................................................................................................ 17
4.6.- DIGITAL INPUTS .................................................................................................................................................... 18
5. DISPLAY ........................................................................................................................................................................ 19
5.1.- SINGLE-PHASE NETWORK MEASURING ................................................................................................................ 19
5.2.- THREE-PHASE NETWORK MEASURING WITH 4-WIRE CONNECTION ...................................................................22
5.3 THREE-PHASE NETWORK MEASURING WITH A 3-WIRE CONNECTION ..................................................................28
6. CONFIGURATION ...........................................................................................................................................................32
6.1.- CONFIGURATION OF THE INPUT ............................................................................................................................34
6.1.1.- MEASUREMENT SYSTEM ................................................................................................................................34
6.1.2.- PRIMARY VOLTAGE ..........................................................................................................................................35
6.1.3.- SECONDARY VOLTAGE .....................................................................................................................................35
6.1.4.- PRIMARY CURRENT ........................................................................................................................................36
6.1.5.- SECONDARY CURRENT ....................................................................................................................................36
6.1.6.- SAVE CONFIGURATION ....................................................................................................................................37
6.2.- RS-485 COMMUNICATIONS ...................................................................................................................................37
6.2.1.- MODBUS ADDRESS .........................................................................................................................................38
6.2.2.- BAUD RATE .....................................................................................................................................................38
6.2.3.- DATA FORMAT .................................................................................................................................................39
6.2.4.- SAVE CONFIGURATION ....................................................................................................................................39
6.3.- RELAY OUTPUT 1 ...................................................................................................................................................40
6.3.1.- RELAY MODE ...................................................................................................................................................40
6.3.2.- RELAY PULSE DURATION ................................................................................................................................ 41
6.3.3.- ALARM PARAMETER ......................................................................................................................................42
6.3.4.- ALARM VALUE .................................................................................................................................................43
6.3.5.- HYSTERESIS .................................................................................................................................................... 44
6.3.6.- CONNECTION DELAY .......................................................................................................................................45
6.3.7.- SAVE CONFIGURATION ....................................................................................................................................45
6.4.- RELAY OUTPUT 2...................................................................................................................................................45
6.5.- SYSTEM CONFIGURATION .....................................................................................................................................46
6.5.1.- ENERGY ACCUMULATION MODE ....................................................................................................................46
6.5.2.- CYCLIC DISPLAY ............................................................................................................................................. 47
6.5.3.- DISPLAY BACKLIGHT ......................................................................................................................................47
6.5.4.- INITIAL DISPLAY SCREEN ...............................................................................................................................48
6.5.5.- ACCESS PASSWORD ........................................................................................................................................48
6.5.6.- LIGHT ALARM .................................................................................................................................................49
6.5.7.- SAVE CONFIGURATION ....................................................................................................................................49
6.6.- CLEARING PARAMETERS .......................................................................................................................................50
6.6.1.- CLEARING ENERGIES ......................................................................................................................................50
6.6.2.- SAVE CONFIGURATION ....................................................................................................................................50
7. RS485 COMMUNICATIONS ........................................................................................................................................... 51