Table Of Contents - Omron G9SA Series Manual

Table of Contents

Ordering Information2
Model Number Structure3
Model Number Legend3
Specifications4
Ratings4
Characteristics4
Application Examples5
G9Sa-Th301 (24 Vdc) With 2-Hand Inputs/Auto-Reset10
Dimensions12
Installation13
Internal Connections13
Safety Precautions14
Precautions For Correct Use14
Applicable Safety Category14
Mounting Multiple Units14
Precautions For Safe Use15
Mounting15
Relays With Forcibly Guided Contacts15
Contents Of The Guidelines15
Precautions For All Relays16
Selecting Relays18
Mounting Structure And Type Of Protection18
Classification By Type Of Protection18
Drive Circuits18
Circuit Design19
Load Circuits19
Load Switching19
Ac Loads And Inrush Current19
Contact Protection Circuits20
Typical Examples Of Contact Protection Circuits20
Connecting Loads For Multi-Pole Relays21
Motor Forward/Reverse Switching21
Input Circuits21
Maximum Allowable Voltage21
Applied Voltage Waveform For Input Voltage22
Preventing Surges When The Coil Is Turned Off22
Configuring Sequence Circuits22
Connecting Relay Grounds22
Operating And Storage Environments23
Mounting Direction23
Mounting Design23
Lead Wire Diameters23
Relay Mounting Operations24
Plug-In Relays24
Panel-Mounting Sockets24
Printed Circuit Board Relays24
Handling Relays25
Relays For Printed Circuit Boards25
Selecting Pcbs25
Shape Of Lands26
Conductor Pitch26
Securing The Pcb26
Automatic Mounting Of Pcb Relays27
Automatic Soldering27
Manual Soldering27
Troubleshooting29
Setting Up A Risk Assessment System30
Installing Safety Products30
Transferring Devices And Equipment30