6-
8
MDP Digital Time Overcurrent Relay
GE Power Management
6 MDP-LINK SOFTWARE
GEK-100682D
6
6.6 LOCAL FUNCTIONS
The Local functions menu has the item and hot key:
•
go to DOS
ALT-D
•
go to DOS
This choice enables the user to temporarily leave MDP-LINK and go to the DOS prompt to execute DOS com-
mands. Any program or command that can run in the available memory can be executed. To return to the pro-
gram, type EXIT at the DOS prompt.
6.7 SETUP
The Setup menu has the following items and hot keys.
•
Communication port numberALT-C
•
Dial Type
ALT-D
•
Modem connection time
ALT-M
•
Relay parameters
ALT-R
•
Add relay to list
ALT-A
•
dElete relay from list
ALT-E
•
dIsplay mode
ALT-I
•
Memory available
no hot key
a) COMMUNICATION PORT NUMBER
The communication port for the PC is chosen with this selection. To select this item, either click on it with the
left mouse button or use the ALT-C hot key. Once this item is selected, a dialog box containing the port number
and IRQ number will be displayed. The serial port that is connected to the MDP system, or the modem used to
talk to the MDP system, must be entered before logging in to the relay. If the port chosen is not COM1(1) or
COM2(2), the IRQ number for the port chosen must be entered. Use the TAB key to move between the port
and IRQ fields and the buttons, or click on the desired field with the left mouse button.
Once a field has been selected, use the editing keys to change and/or enter data. When the port and IRQ num-
bers are correct, select the OK button to save the numbers. If the CANCEL button is selected, the Setup menu
will be redisplayed without any further action.
b) DIAL TYPE
To select this item, either click on it with the left mouse button or use the ALT-D hot key. Once this item is
selected, a dialog box containing the dialing type will be displayed. Either tone or pulse dialing can be chosen.
The UP and DOWN ARROW keys will toggle between the tone and pulse choices. The TAB key will move
between the selected dialing type and the OK and CANCEL choices in the box. Once the dialing type has been
chosen, selecting the OK button will store the change. Selecting the CANCEL button will exit Dial type without
any further action.
c) MODEM CONNECTION TIME
This item will change the time-out period for MDP-LINK to wait for the modem to make a connection. To select
this item, either click on it with the left mouse button or use the ALT-M hot key. The modem connection time
can be set for any time up to 999 seconds, provided the modem being used will accommodate that long a time-
out period. This setting is useful for applications where the modem is set to pickup after a large number of
