LDI DIGISONDE 4D - Maintenance Characteristics; Physical and Electrical Specifications; System Power

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DIGISONDE-4D
SYSTEM MANUAL
VERSION 1.2.11
SECTION 6 - MAINTENANCE 6-3
CHAPTER 1
SYSTEM MAINTENANCE FEATURES
MAINTENANCE CHARACTERISTICS
6:1. The Digisonde
®
Portable Sounder and associated sub-systems have been designed to provide high relia-
bility with the least possible demand on human intervention to attend to maintenance tasks. Preventative
maintenance tasks are restricted to replacement of air-filters and ensuring that cable terminations and exposed
hardware are kept clean. Corrective maintenance tasks initiated by BIT detection of a fault are also described.
PHYSICAL AND ELECTRICAL SPECIFICATIONS
6:2. The physical and electrical specifications of the sounder and line replaceable units (LRU) and modules
(LRM) are listed in Table 6A- 1 .
SYSTEM POWER
6:3. Input power specifications for the sounder are:
• Power Supply Input: Nominal 120/240; Range 85-265 VAC, 50/60Hz
• Power Supply Output: Nominal 28 VDC @ 23.0 Amp at Temperature -10 to 50 C; AC input line fil-
ter (Corcom 10VN1)