GE D25, Руководство пользователя

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GE Grid Solutions
D25
User's Manual
GE Information 994-0081-3.00-21
133
DC Analog Input Card
DC Analog
Input Card
Refer to Appendix C:
Appendix C
: Ordering Information for part numbers.
Field termination is through one 40-pin card edge connector positioned on the
back panel of the D25.
Location of DC
Analog Card
The DC Analog Input Card is mounted on the lowest set of slide guides, or
slot 6 from the top of the D25:
DC Analog
Input Board
!
Use Pullers
Always use the pullers shipped with the D25 to remove and replace DC
Analog Cards.
Removing the
DC Analog
Input Card
Use the pullers to slide the DC Analog Input Card toward the front of the
D25.
Use firm but gentle pressure when pulling the card out.
Replacing the
DC Analog
Input Card
Position the ADC Card on the lowest (sixth) slide guide from the top of the
D25, and carefully push the card into the D25 housing. Use firm but gentle
pressure to push the card into place.
Replacing the
DC Analog
Input Sacling
Adapters
The scaling adapters are located on the DIP-sockets on the DC Analog Input
Cards. To replace these remove the DC Analog Input Card from the D25.
Carefully pull out the adapter from the DIP-Socket. When inserting new
adapters ensure that their polarity/orientation is correct (see below).
Polarity marker on ADC
Card DIP-Socket
Polarity markers on ADC
Scaling Adapters