
Operating Instruction EMGZ491.EIP 
 
 
17.03.2022 2 
 
 
1Table of Contents 
 
1TABLE OF CONTENTS ............................................................................................................................. 2 
2SAFETY INFORMATION ........................................................................................................................... 4 
2.1 Presentation of Safety Information..................................................................................................... 4 
2.1.1 Danger that Could Result in Minor or Moderate Injuries ............................................................... 4 
2.1.2 Note Regarding Proper Function ................................................................................................... 4 
2.2 General Safety Information ................................................................................................................ 5 
3PRODUCT DESCRIPTION ........................................................................................................................ 6 
3.1 Block Diagram.................................................................................................................................... 6 
3.2 System Description ............................................................................................................................ 6 
3.3 Scope of Delivery ............................................................................................................................... 6 
4QUICK GUIDE/QUICK START .................................................................................................................. 7 
4.1 Preparations for Parameterization ..................................................................................................... 7 
4.2 Mounting Sequence ........................................................................................................................... 7 
4.3 Mounting and Electrical Connections................................................................................................. 7 
4.4 Force sensor Mounting ...................................................................................................................... 8 
4.5 Electrical Connections........................................................................................................................ 8 
4.5.1 EMGZ491.R.EIP ............................................................................................................................ 8 
4.5.2 EMGZ491.W.EIP ........................................................................................................................... 9 
4.5.3 Ethernet Connections .................................................................................................................. 10 
5CALIBRATION OF THE MEASURING SYSTEM.................................................................................... 11 
5.1 Offset Compensation ....................................................................................................................... 11 
5.2 Calibration (Adjusting the Gain Factor)............................................................................................ 11 
5.3 Calibrating ........................................................................................................................................ 12 
5.4 Gain.................................................................................................................................................. 12 
5.5 Limit Value Violations....................................................................................................................... 13 
5.5.1 Overload Test .............................................................................................................................. 13 
5.5.2 Overflow and Underflow Test ...................................................................................................... 14 
5.6 Description of the LEDs ................................................................................................................... 14 
6INTEGRATION INTO THE ETHERNET/IP NETWORK........................................................................... 15 
6.1 EtherNet/IP Interface........................................................................................................................ 15 
6.2 TCP/IP Configuration ....................................................................................................................... 15 
6.3 Data Exchange................................................................................................................................. 15 
7CONFIGURATION.................................................................................................................................... 16 
7.1 Modify IP address with RSLinx ........................................................................................................ 16 
7.2 Parameter Description ..................................................................................................................... 18 
7.3 Cyclic Data Traffic ............................................................................................................................ 21 
7.4 Acyclic Data Traffic .......................................................................................................................... 23 
8ETHERNET/IP COMMUNICATION.......................................................................................................... 27 
8.1 General Function.............................................................................................................................. 27 
8.2 Services and Protocols .................................................................................................................... 27 
9WEB INTERFACE .................................................................................................................................... 28 
9.1 Amplifier Access via Web Interface ................................................................................................. 28 
9.2 Parameter Settings .......................................................................................................................... 29 
9.3 Offset Adjustment and Calibration via Web Browser....................................................................... 30 
9.4 Ethernet Settings.............................................................................................................................. 31 
9.5 System Settings ............................................................................................................................... 32