Section 4
OM6622T-A-00
30 January
2018
4-1
4. INSTRUMENT OPERATION
4.1.
FRONT PANEL OPERATING PROCEDURE
The 6622T Bridges is manually operable from the front panel. The BridgeWorks Software User's
Manual contains the operating instructions for fully automatic software control of the 6622T
Automatic DCC Thermometry Bridge via its computer system.
4.2.
6622T THERMOMETRY MEASUREMENT BRIDGE
The front panel of the 6622T consists of a keypad and display area. The keypad consists of:
one set of numeric keys <0,1,2,3,4,5,6,7,8,9> for numeric data entry;
one change sign key <->;
one enter exponent key <E>;
one <CLEAR> data value key;
one <LOAD> data value key.
A set of four cursor movement keys are also provided, in the form of the <up arrow>, <down
arrow>, <left arrow> and <right arrow>.
Four software programmable keys are positioned beneath the display area. These keys take on the
function as displayed in the display area immediately above the key.
The <PREVIOUS> key is provided to move backward to the last menu level through the menu
software and the <CANCEL> key is provided to cancel the last data entry.
The display is used to provide data information and user function feedback to the operator. The
display is divided into three main areas:
1.
status line area; for display of system status information;
2.
function key area; for description of function key operation;
3.
data area; for display of result data and configuration data.
The following information describes typical displays and corresponding menu descriptions for
associated function keys. Figures 4-1 and 4-2 illustrate the 6622T bridge menu tree.
Summary of Contents for 6622T Series
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