Lake Shore Model 625 Superconducting MPS User’s Manual
Operation
4-17
Once the keypad lock mode has been selected, the keypad lock code must be entered to accept the change. The following
screen appears as a prompt for the keypad lock code.
Keypad Lock
Enter A Value For
Keypad Lock Code:
Use the data entry keys to enter the 3-digit lock code (default 123). An asterisk will appear on the display for each
number entered. If the code entered matches the lock code, the display will show “
Change Accepted
” and the
keypad lock mode will be updated. If the code entered does not match the lock code, the display will show
“
Invalid Lock Code
” and the keypad lock mode will not change.
4.20 INTERFACE
There are two computer interfaces included with the Model 625, a serial interface and an IEEE-488 interface. These
interfaces are used to connect the instrument to a computer for automated control or data taking. Refer to Chapter 5.
4.20.1
Changing Serial Baud Rate
To select the Serial Interface Baud Rate press the
Computer Interface
key. The first computer interface screen appears
as a prompt for Baud.
Computer Interface
Select With °®
Baud: 9600
Use the
s
or
t
key to select 9600, 19200, 38400, or 57600 Baud. Default is 9600 Baud. Press
Enter
to accept the new
selection and continue to the next screen. Press
Escape
to cancel the new selection and return to the normal display.
4.20.2
Changing IEEE-488 Interface Parameters
Two interface parameters, address and terminators, must be set from the front panel before IEEE-488 communication
with the instrument can be established. Other interface parameters can be set via the interface using the device specific
commands provided in Paragraph 5.3.
To set the IEEE-488 parameters, press the
Computer Interface
key and press
Enter
to skip past Serial Interface Baud
Rate. The following computer interface screen appears as a prompt for the IEEE-488 address.
Computer Interface
Select With °®
IEEE Address: 12
Use the
s
or
t
key to select an address between 1 and 30. The default is twelve. Press
Enter
to accept the new
selection and continue to the next setting screen. Press
Escape
to cancel the new selection and return to the normal
display. The next computer interface screen appears as a prompt for the IEEE-488 terminators.
Summary of Contents for 625
Page 2: ...Lake Shore Model 625 Superconducting MPS User s Manual A ...
Page 5: ...Lake Shore Model 625 Superconducting MPS User s Manual D ...
Page 6: ...Lake Shore Model 625 Superconducting MPS User s Manual C ...
Page 8: ...Lake Shore Model 625 Superconducting MPS User s Manual E ...
Page 100: ...Lake Shore Model 625 Superconducting MPS User s Manual 6 2 Options and Accessories ...
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