TB 9-6625-3628-24
NOTE
Use Compute Gravity By Using Location radio button if
the gravity is unknown. Enter latitude and longitude in
degrees/minutes and elevation in meters attained from the
time/frequency workstation then select the Compute Gravity
button.
(a) Select one of the Gravity Value radio buttons and enter the required data.
(b) Select the Next button. The Torque Sensor Performance Check screen
is displayed.
NOTE
Each torque sensor, range, and direction can be calibrated in
any order. For a complete calibration, the performance check
must be completed for all combinations of range and direction
(High Range/CW, Low Range/CW, High Range/CCW, and Low
Range/CCW).
(3) Select the High Range or Low Range radio button from the Active Cell
section.
(4) Select the CW or CCW radio button from the Direction section.
(5) Enter the Tester Name in the text box.
(6) Attach calibration arm, with the bubble level facing up, in the direction selected
in (4) for torque sensor being calibrated. Secure with machine key(s). See table 4 for
appropriate calibration arm. See figure 2 and figure 3 for calibration arm configurations.
Table 4. Exercise Weight and Calibration Arm.
Weight Required
Calibration
Torque Sensor Model
for 100 % of Range
Arm (inches)
T171-231-5/30
High Range: 60 lbs
6
(5 lb hanger + 55 lbs weight)
Low Range: 10 lbs
6
(2 lb hanger + 8 lbs weight)
T171-231-50/300
High Range: 75 lbs
48
(5 lb hanger + 70 lbs weight)
Low Range: 100 lbs
6
(5 lb hanger + 95 lbs weight)
T171-231-500/1.5K
High Range: 375 lbs
48
(5 lb hanger + 370 lbs weight)
Low Range: 125 lbs
48
(5 lb hanger + 120 lbs weight)
6