Archive For: Safety

Cable-Pull Safety Switches

Cable-Pull Safety Switches

Full coverage E-Stop protection around your machinery We all know the importance of having emergency stop devices near and around machinery. There are numerous regulations (ANIS, ISO, IEC) that define emergency stop device requirements. In short they all state that they are actuated by a “single human action”, should be used to de-energize equipment to ... Read More
 
Locking Safety Interlock Switches

Locking Safety Interlock Switches

Most of us are familiar with safety interlock switches that can disable a safety circuit and notify us if a guard has been removed, the gate is open or something has been tampered with. There are many options to chose from including tongue interlock switches, hinge safety interlock switches and non-contact safety switches. Many of ... Read More
 
Bypass-Resistant Safety Devices Ensure Effective Machine Guarding

Bypass-Resistant Safety Devices Ensure Effective Machine Guarding

Machine safeguarding devices protect operators at points of access and operation. Here’s how they work. Jim Krebs, Technical Marketing Engineer at AutomationDirect, wrote an article for the April 2019 issue of ISHN titled Bypass-resistant safety devices ensure effective machine guarding, where Jim describes the need for machine safeguarding, and how the various types work. The ... Read More
 
Regulations Require Surge Protection for Safety Circuits

Regulations Require Surge Protection for Safety Circuits

Recent additions to the National Electrical Code (NEC) mandate surge protection for safety interlock circuits to protect operators and machinery. Brent Purdy PE is the Product Manager for Power & Circuit Protection products at AutomationDirect. Brent authored an article for the June 2019 issue of Automation.com titled Regulations Require Surge Protection for Safety Circuits. Here’s ... Read More
 
Safety Controllers Simplify Systems

Safety Controllers Simplify Systems

Safety Controllers are often a better option than multiple safety relays, especially for more complex applications. Larry Reynolds, product engineer for sensor and safety products at AutomationDirect, wrote an article for the February 2019 issue of IMPO titled Safety Controllers Simplify Systems. Here’s a summary, click on the link above for the full text. Reynolds ... Read More
 
Compressed Air Can Be Lethal

Compressed Air Can Be Lethal

Compressed air can cause many hazards to workers’ eyes in manufacturing facilities, so review of applicable OSHA standards, common misuse and how to minimize hazards is always a good idea. Jim Krebs, technical marketing engineer at AutomationDirect, wrote an article for the January 2019 edition of ISHN magazine titled Compressed air can be lethal. Here’s ... Read More
 
What does a NEMA Rating Mean?

What does a NEMA Rating Mean?

NEMA rating is one of those standards that is at times misunderstood or even ignored. However, it is an important specification that must be considered when buying a NEMA rated product to ensure the safety of personnel and equipment. For this post, let’s use enclosures as an example of a NEMA rated product. NEMA rated ... Read More
 
What are Pilot Devices?

What are Pilot Devices?

What are Pilot Devices? “Pilot devices” is an industry term given to products such as pushbuttons, indicating lights, selector switches and various types of switches and visual and/or audible signaling devices. All these devices are used for a system, control panel or as an integral part of most automated processes to provide control and condition ... Read More
 
Safety First! A Look at the Importance of Industrial Safety Devices

Safety First! A Look at the Importance of Industrial Safety Devices

There are safety related features in practically every device we use, industrial and non-industrial. Electrical devices and appliances have housings that protect consumers from electrical hazards. Motorized devices have housings intended to prevent any possible injury to users from dangerous moving parts and/or electrical components. Industrial facilities have many safety features including safety signs that ... Read More
 
Providing Circuit Protection for Safety

Providing Circuit Protection for Safety

Most engineers, technicians and factory workers have a story about industrial injuries—such as shock or burns—that occurred on the plant floor. While most incidents happen during construction, maintenance or testing, they can occur during normal operations as well. Most can be prevented by using best design practices, and by following safe operating procedures and regulations. ... Read More