Desco Limit Comparator Instructions For Use

Test Equipment Depot - 800.517.8431 - 99 Washington Street Melrose, MA 02176 - TestEquipmentDepot.com
Limit Comparator - Instructions for Use
Item 19259 Limit Comparator for Testers
DESCRIPTION
Banana Jacks - For
Testing Wrist Strap
Circuit
Test Limit Knob -
Adjustment for Test
Stereo Jack - For
Testing Footwear
Circuit
Banana to banana Test Lead - For
Testing Single Wire Wrist Strap Circuit
Figure 2. Limit Comparator features and components
DESCO EAST - One Colgate Way, Canton, MA 02021-1407 • (781) 821-8370 • Fax (781) 575-0172 • Website:
TB-3045 February 2010 Page 1 of 3
TB-3035 Page 1 of 3
TECHNICAL BULLETIN TB-3045
DESCO WEST - 3651 Walnut Avenue, Chino, CA 91710 • (909) 627-8178 • Fax (909) 627-7449
PACKAGING
1 Limit Comparator
2 Test Leads, Banana to Banana
1 NIST Certificate of Calibration
OPERATION
Testing Footwear Circuit, refer to figure 3.
To complete the footwear test, you will need to test the
low and high limits. Refer to the dipswitch setting on the
left side of the testers for footwear test ranges.
Manufacturer's suggested default test range is 750K
low and 35Meg high for the US and Europe.
Do not power down tester, remove stereo cable from
bottom right jack of tester labeled "FOOTPLATE" and
connect the stereo lead from model
labeled "FOOTPLATE".
Testing Low Circuit – If the tester's low range is set to
750K. Set the knob on model
position. Touch the TEST contact on the tester and you
should get a red LED for the left
and right foot.
Disregard the test result for the wrist strap, if the wrist
strap circuit is on.
Figure 3. Footwear Test Setup
Set the knob on model
19259
TEST contact on the tester and you should get a green
LED for the left and right of the foot.
Made in America
to the jack
19259
to the "750K LOW"
19259
to "750K Pass", touch the
Desco.com
© 2010 DESCO INDUSTRIES INC.
Revision May 2009
Employee Owned
© 2009 DESCO INDUSTRIES INC.
Employee Owned