ABB REF542plus Installation And Commissioning Manual page 48

1VTA100004-en
REF 542plus switchbay protection and control unit
Manual Part 3: Installation and Commissioning
When the RHMI is not connected to the protection unit shows the following screen:
R H M I s o f t w a r e v e r s i o n :
P R O T E C T I O N U N I T N O T R E S P O N D I N G
O R C O M M U N I C A T I O N C O R R U P T E D
< - ' t o t e s t R H M I
Figure 26: Display on the LCD screen after switching on the power supply
By pressing the return key a "Stand alone" mode on the LCD display is shown. The
test can be run individually or all together in sequence by selecting the corresponding
menu line. In this case the e-key with the ABB code must be inserted in its plug and
loop back cable must be inserted in X20 and in the optical interface in advance.
Men
R H M I T e s t s
- T e s t L C D
- T e s t L E D s
- T e s t k e y b o a r d F A I L
- T e s t E - k e y
- T e s t s e r i a l
- R u n a l l t e s t s
< - ' t o e x e c
m e n u t o r e s t a r t
To selected test page
Figure 12: "Stand alone" Test Page
DMS,2001-10-04
V 4 B . 0 1
↵
D O N E
O K
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REF542plus: Installation and Commissioning
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