AutomationDirect will be closed Monday, December 24th & Tuesday, December 25th to celebrate Christmas. The same-day shipping on Friday, December 21st is our normal 6:00PM ET schedule (4:00 PM ET for freight and UPS shipments). Orders placed after the Friday cutoff times will ship on Wednesday, December 26th.
Manuals for Speed Safety Relays (Speed Monitoring & Motor Standstill)
Safety relay modules provide a high level of fail-safe operation for critical processes and protection. These speed safety relays energize when speed is under a preset value (using separate sensors) or provide standstill detection on 1- and 3-phase motors by monitoring remanence voltage.