GE 745 Instruction Manual page 126

Transformer protection system
Hide thumbs Also See for 745:
Table of Contents

Advertisement

S1 745 SETUP
5.3.6
Default Messages
DEFAULT
[
MESSAGES
5–30
PATH: SETPOINTS
S1 745 SETUP
]
MESSAGE
Under normal conditions, if no front panel keys have been pressed for longer than the time
specified in
S1 745 SETUP
begins to sequentially display up to thirty (30) user-selected default messages. In addition,
up to 5 user programmable text messages can be assigned as default messages. For
example, the relay could be set to sequentially display a text message identifying the
transformer, the system status, the measured current in each phase, and the harmonic
inhibit level. Currently selected default messages are viewed under
DEFAULT MESSAGES
. The first message in this section states the number of messages
currently selected.
Default messages are added to the end of the default message list as follows:
 Allow access to setpoints by installing the setpoint access jumper and
 Select the setpoint or actual value message to be entered as a default
 Press the decimal key followed by ENTER while the message is
 Press ENTER again while this message is being displayed.
Default messages are removed from the default message list as follows:
 Allow access to setpoints by installing the setpoint access jumper and
 Select the message under the section
 Press the decimal key followed by ENTER.
 Press ENTER while this message is being displayed.
DEFAULT MESSAGES

1 MESSAGES SELECTED
29 REMAIN UNASSIGNED
745 Transformer
Management Relay
PREFERENCES


entering the correct passcode.
message, so that it is displayed.
If user text is required, go into
the text for default.
displayed.
The screen will display
PRESS [ENTER] TO ADD AS DEFAULT
The message is now added to the default message list.
entering the correct passcode.
MESSAGES
to remove from the default message list.
The screen displays
PRESS [ENTER] TO REMOVE MESSAGE
The message is now removed from the default message list and the
messages that follow are moved up to fill the gap.
745 TRANSFORMER PROTECTION SYSTEM – INSTRUCTION MANUAL
CHAPTER 5: SETPOINTS
Range:
cannot be edited
Range:
Press decimal, ENTER, ENTER
at any message to select as a
default message.
DEFAULT MESSAGE TIMEOUT
S1 745 SETUP
S1 745 SETUP
SCRATCHPAD

S1 745 SETUP

, the screen

and edit
.
DEFAULT
.

Hide quick links:

Advertisement

Table of Contents
loading

Table of Contents