GE Industrial Solutions Entellisys 5.0 User Manual - Manual (Page 146)

Reduced Energy Let-Thru Mode 142
8
Figure 8-2 Reduced Energy Let-Thru Mode
User Permissions
Only users with "Reduced Let-Thru Mode" permission enabled shall be able to operate RELT. (See
section 4.1 in DEH-500 System Administrator’s Manual)
Default user groups and their RELT permissions:
• Factory: Reserved for factory trained service engineers. Can set and remove keys as well
as remove keys set by others.
• Administrator: Can set and remove RELT keys as well as remove keys set by others.
• Operator with RELT: Can set and remove RELT keys.
• Operator: Denied the ability set or remove RELT keys.
• Guest: Denied the ability set or remove RELT keys.
Additional groups can be defined with unique permissions.
8.1.2 Enabling Reduced Energy Let-Thru Mode
To enable RELT, On the Master HMI (See section 4.2.2 in DEH-500 System Administrator’s
Manual):
1. Click on the Reduced Energy Let-Thru button on the menu bar
The HMI will enter a “RELT Interactive” mode and the one-line screen with a yellow border
will be displayed. From here, there are three different modes of operation.
2. Choose the type of RELT to initiate: