Introduction

The purpose of this document is to demonstrate how to connect and configure Estop using NX-SL3300 and NJ PLC. 

Pre-Requisites

The programmer should have very good understanding of Sysmac Studio programming environment

Further Reading

Procedure

Step1

Adding NX-ECC coupler in Sysmac

Double click EtherCAT and add ECC coupler by dragging it from Toolbox

Step 2

Add safety controller and IOs

Double click Node 1 NX-ECC under EtherCAT and drag all the required hardware from the toolbox list including SL3300 (mandatory) ,SID800 (mandatory), SIH400, SOD400, ID3317, OD3256

Step 3

Creating safety variable

Go to the new_SafetyCPU and select I/O Map. Provide the variable name for Si00 and Si01 as EstopButton and ResetSwitch01 respectively.

Step 4

Configuring Safety Device

Double click Parameters under safety I/O – NX-SID800. Drag Emergency Estop Switch for single channel from Toolbox to Sio0. Drag Reset Switch with Test Pulse from Input Device: Standard Input Device (Toolbox) 

Step 5

Creating Estop Function block

Double click on Program0 under safety controller. Drag SF_EmergencyStop from Toolbox to safety rung 1.

Step 6

Define variables

Activate-True

S_EStopIn : EstopButton

S_StartReset:True

S_AutoReset : False

Reset : ResetSwitch01

S_EStopOut: SafetyRelayOut

SafetyRelayOut is a safebool variable

Step 7

Go online and transfer the program to verify

For safety program you can debug by going online and clicking debug icon

End of step by step guide