PLATINUM
TM
 Series Controllers User’s Guide 
M5451    Omega Engineering | www.omega.com 
 
Reference Section: Operating Mode (oPER) 
8.5 Pause Mode (oPER > PAUS) 
Select the Pause Operating Mode (PAUS) to pause the controller and hold the process input 
at its current value. If in a Multi-Ramp/Soak program, the timer for the current Ramp or Soak 
segment is paused as well. The current process value display will flash while in pause mode. 
Return to RUN Mode or to displaying “RUN” depending on the Operating Safety parameter 
setting (6.7.2 Operating Mode Confirmation (INIt > SFty > oPER)). 
8.6 Stop Process (oPER > StoP) 
Select the Stop Operating Mode (StoP) to turn off all control outputs. The current process 
value remains with flashing digits in this mode. Alarm conditions are maintained. 
Return to RUN Mode or to displaying “RUN” depending on the Operating Safety parameter 
setting (6.7.2 Operating Mode Confirmation (INIt > SFty > oPER)). 
8.7 Clear Latched Alarms (oPER > L.RSt) 
Select the Clear Latched Alarms command (L.RSt) to clear currently latched Alarms. 
Alternatively, use digital input to activate the L.RSt command if configured in the PRoG menu 
as explained in 7.3.7 Alarm Latching (PRoG > ALM.1, ALM.2 > LtCH). 
Return to RUN Mode or to displaying “RUN” depending on the Operating Safety parameter 
setting (6.7.2 Operating Mode Confirmation (INIt > SFty > oPER)). 
8.8 Display Valley Reading (oPER > VALy) 
Select Display Valley Reading (VALy) to change the process value displayed to the lowest 
reading since VALy was last cleared. 
Clear the VALy reading buffer. Return to RUN Mode or to displaying “RUN” depending on the 
Operating Safety parameter setting (6.7.2 Operating Mode Confirmation (INIt > SFty > oPER)). 
Note: Using the other buttons to navigate away from VALy does not clear the VALy reading 
buffer.