Series TT02 Digital Torque Tool Testers
User’s Guide
16
Select either RS-232 or USB input (output is always simultaneous through both the USB and RS-232
ports). Communication settings are permanently set to the following:
Data Bits:
8
Stop
Bits:
1
Parity:
None
Other settings are configured as follows:
12.1.1 Baud Rate
Select the baud rate as required for the application. It must be set to the same value as the receiving
device.
12.1.2 Data Format
Select the desired data format. The screen appears as follows:
Selection Description
N Units
Output format includes the value and unit of measure. Clockwise values have
positive polarity, counter-clockwise values have negative polarity.
Numeric Only
Output format includes the value only. Polarity same as above.
Invert Polarity
Clockwise values have negative polarity, counter-clockwise values have positive
polarity. May be selected in addition to the N Units / Numeric Only
selection.
Omit Polarity
Both directions are formatted with positive polarity. May be selected in addition to
the N Units / Numeric Only selection.
12.1.3 Data Communication
Individual data points may be transmitted by pressing
DATA
. Series TT02 testers may also be controlled
by an external device through the RS-232 or USB channels. The following is a list of supported
commands and their explanations. All commands must be terminated by a CR (Carriage Return)
character, 0x0D, or a CR-LF (Carriage Return – Line Feed) pair, where the Line Feed, 0x0A, is ignored.
?
Request the displayed reading
MEM
Transmit all stored readings
STA
Transmit
statistics
CLRMEM
Delete all stored readings from memory
DATA FORMAT
*
N Units
Numeric Only
Invert Polarity
Omit Polarity
SERIAL/USB SETTINGS
*
RS232 Selected
USB Selected
+ Baud Rate
+ Data Format
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