Section 4; Viu Setup; Introduction - Siemens VIU-20 Installation And Instruction

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4.0

VIU SETUP

4.1

INTRODUCTION

After a VIU or multiple VIUs are installed in the field, the unit(s) must be configured for the
specific site. Sections 6 and 7 of this document cover the use of the DT software and the VIU
web browser user interface for setting vital and non-vital parameters. This section provides
general setup information plus typical procedures for system setup.
SIG-00-07-11
Version No.: B.2

SECTION 4

VIU SETUP
RAILROADS OR
ENSURING ONLY PROPERLY TRAINED AND/OR AUTHORIZED
PERSONNEL HAVE ACCESS TO THE VIU-20. PROGRAM
CHANGES MUST BE PERFORMED IN ACCORDANCE WITH
RAILROAD PROCEDURES.
VERIFY THAT VIU-20 HAS ALL PROPER COMPONENTS AND IS
PROGRAMMED AS SPECIFIED BY THE RAILROAD'S OR
AGENCY'S APPROVED WIRING OR INSTALLATION DIAGRAM.
FAILURE TO DO SO MAY LEAD TO INCORRECT OR UNSAFE
OPERATION OF THE SIGNAL SYSTEM.
AFTER INSTALLATION OF A UNIT, OR WHENEVER A CHANGE
IS MADE TO THE SOFTWARE OR THE CONFIGURATION (TO
INCLUDE MOVING THE ECD FORM ONE UNIT TO ANOTHER),
THE INSTALLATION SHOULD BE FULLY OPERATIONALLY
TESTED TO ENSURE SAFETY. SYSTEM OPERATION MUST BE
VERIFIED PRIOR TO PLACING SYSTEM IN SERVICE OR
FOLLOWING PROGRAMMING, HARDWARE CHANGES, OR
WIRING CHANGES.
INCORRECT ENTRY OF VITAL CONFIGURABLE PARAMETERS
WILL LEAD TO UNSAFE FUNCTIONING OF THE VIU UNIT. THE
VITAL FIELD CONFIGURABLE
VERIFIED FOR CORRECTNESS BEFORE THE EQUIPMENT IS
PLACED IN SERVICE.
USER CONFIGURABLE ITEMS MUST BE UCN PROTECTED TO
PROHIBIT UNAUTHORIZED CHANGES.
WARNING
AGENCIES ARE
WARNING
PARAMETERS
WARNING
4-1
SEPTEMBER 2012 (REVISED OCTOBER 2019)
VIU SETUP
RESPONSIBLE FOR
MUST BE