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4-6 489 Generator Management Relay

GE Power Management

4.2 S1 489 SETUP 4 SETPOINT PROGRAMMING

user-programmable messages can be created and displayed with the message scratchpad. For example, the relay could

be set to alternately scan a generator identification message, the current in each phase, and the hottest stator RTD. Cur-

rently selected default messages can be viewed in

DEFAULT MESSAGES

subgroup.

Default messages can be added to the end of the default message list, as follows:

1. Enter the correct passcode at

S1 489 SETUP / PASSCODE / ENTER PASSCODE FOR ACCESS

to allow setpoint entry (unless

it has already been entered or is "0", defeating the passcode security feature).

2. Select the message to be add to the default message list using the and keys. The selected mes-

sage can be any Actual Value or Message Scratchpad message.

3. Press . The

PRESS [ENTER] TO ADD DEFAULT MESSAGES

message will be displayed for 5 seconds:

4. Press again while this message is displayed to add the current message to the end of the default message list.

5. If the procedure was followed correctly, the

DEFAULT MESSAGE HAS BEEN ADDED

flash message is displayed:

6. To verify that the message was added, view the last message under the

S1 489 SETUP / DEFAULT MESSAGES

menu.

Default messages can be removed from the default message list, as follows:

1. Enter the correct passcode at

S1 489 SETUP / PASSCODE / ENTER PASSCODE FOR ACCESS

to allow setpoint entry (unless

the passcode has already been entered or unless the passcode is "0" defeating the passcode security feature).

2. Select the message to be removed from the default message list under the

S1 489 SETUP / DEFAULT MESSAGES

menu.

3. Select the default message to remove and press . The relay will display

PRESS [ENTER] TO REMOVE MESSAGE

4. Press while this message is displayed to remove the current message out of the default message list.

5. If the procedure was followed correctly, the relay will display the

DEFAULT MESSAGE HAS BEEN REVOVED

flash message.

4.2.6 MESSAGE SCRATCHPAD

Up to 5 message screens can be programmed under the Message Scratchpad area. These messages may be notes that

pertain to the installation of the generator. In addition, these notes may be selected for scanning during default message

display. This might be useful for reminding operators to perform certain tasks. The messages may be entered from the

communications ports or through the keypad. To enter a 40 character message:

1. Select the user message to be changed

2. Press the decimal [.] key to enter text mode. An underscore cursor will appear under the first character.

3. Use the and keys to display the desired character. A space is selected like a character.

4. Press the [.] key to advance to the next character. To skip over a character press the [.] key. If an incorrect character is

accidentally stored, press the [.] key enough times to scroll the cursor around to the character.

5. When the desired message is displayed press the key to store or the key to abort. The message is now

permanently stored. Press to cancel the altered message.



MESSAGE SCRATCHPAD



[ENTER] for more

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