Seneca WZ-SG2, User Manual

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User Manual
Z-SG2 / Z-SG2-L
ALL RIGHTS RESERVED. NO PART OF THIS PUBLICATION MAY
BE REPRODUCED WITHOUT PRIOR PERMISSION.
www.seneca.it
Doc: MI-005370-EN
Rev. 6 Page 4
TABLE OF CONTENTS
INTRODUCTION ........................................................................................................... 7 1.
DESCRIPTION ..........................................................................................................................................................................7 1.1.
TECHNICAL SPECIFICATIONS ..............................................................................................................................................8 1.2.
LED SIGNALS .............................................................................................................. 9 2.
Z-SG2 / Z-SG2-L LED ..............................................................................................................................................................9 2.1.
INSULATION ................................................................................................................ 9 3.
POWER SUPPLY ....................................................................................................... 10 4.
LOAD CELL CONNECTION ....................................................................................... 11 5.
4 OR 6-WIRE LOAD CELL CONNECTION............................................................................................................................11 5.1.
CHECKING THE LOAD CELL OPERATION ............................................................. 12 6.
CHECKING CABLES WITH A DIGITAL MULTIMETER........................................................................................................12 6.1.
CONNECTION OF MORE LOAD CELLS IN PARALLEL .......................................... 12 7.
TRIMMING 4-WIRE LOAD CELLS ........................................................................................................................................14 7.1.
DIGITAL OUTPUT / INPUT CONNECTIONS ............................................................. 15 8.
ANALOGUE OUTPUT CONNECTIONS (Z-SG2 ONLY) ...................................................................................................15 8.1.1.
RS485 PORT CONNECTIONS ...............................................................................................................................................16 8.2.
CONFIGURATION OF THE RS485 PORT BY DIP SWITCH ..................................... 18 9.
CONFIGURATION OF THE FLASH MEMORY RS485 PORT...............................................................................................18 9.1.
SETTING THE BAUD RATE OF THE RS485 PORT BY DIP SWITCH .................................................................................19 9.2.
SETTING THE MODBUS STATION ADDRESS OF THE RS485 PORT BY DIP SWITCH ...................................................20 9.3.
DISCONNECT THE GND FROM THE RS485 BY DIP 1 OF SW3 .........................................................................................21 9.4.
SETTING THE R-C TERMINATOR BY DIP 2 OF SW3 .........................................................................................................21 9.5.
COMPLETE CONFIGURATION WITH EASY SETUP ............................................ 21 10.
EASY SETUP MENU ..............................................................................................................................................................21 10.1.
CREATING A PROJECT ........................................................................................................................................................23 10.2.
OPERATING MODE ......................................................................................................................................................23 10.2.1.
10.2.1.1. FACTORY CALIBRATION ............................................................................................................................................23
10.2.1.2. CALIBRATION WITH SAMPLE WEIGHT .....................................................................................................................24
TYPE OF MEASUREMENT ..........................................................................................................................................24 10.2.2.
10.2.2.1. COMPRESSION ONLY (SCALES) ...............................................................................................................................24
10.2.2.2. COMPRESSION AND TRACTION ................................................................................................................................24
UNIT OF MEASUREMENT ...........................................................................................................................................24 10.2.3.
CELL SENSITIVITY .......................................................................................................................................................24 10.2.4.