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9M02-8978-A002-EN
Version 14
Safe-E-
Stop™
User Guide
8.3 MSD Status Indicators
With both LED and LCD displays, the MSD provides an overview of operational status.
The Ethernet/IP port can provide detailed operational status of linked wireless E-Stops to operations
personnel. This information includes:
▪
The number and identity of linked PSDs
▪
The Activation state of each PSDs green enable button
▪
The state of each PSDs E-Stop switch
▪
The communication state and RF signal level of each PSD
Figure 16: MSD Status Indicators
8.3.1 MSD LEDs
The Status of the four Safety relays is indicated by the four red LEDs above the LCD display. When the
LED is on the NO terminal will be closed, and when the LED is off (and in all cases when the MSD has no
power) the NC terminals will be closed.
The four LEDs to the right of the LCD display relate more to operational status as follows:
▪
STATUS / POWER shows that the unit is on and other various states, as shown in
▪
COMM LOSS illuminates if one of more PSDs are either in danger of losing, or have lost,
communication.
▪
E-STOP illuminates when one or more PSDs have an active E-STOP switch.
▪
The ERROR LED illuminates if there is an internal error.