TB-20780 December 2008 Page 1 of 2

Ground Gard Verifier

Operation and Maintenance Instructions

ESD Systems.com • 432 Northboro Road Central • Marlboro, MA 01752 • (508) 485-7390 • Fax (508) 480-0257 • Website: ESDSystems.com

Figure 1. SPI-20780 Ground Gard Verifier

The SPI-20780 Ground Gard Verifier can be used to verifiy the test

ranges of the Ground Gard 4.5, Ground Gard 5 and Ground Gard

Installation

To connect the Ground Gard Verifier to the Ground Gard 4.5:

See Figure 3

To connect the Ground Gard Verifier to the Ground Gard 5:

See Figure 4

To connect the Ground Gard Verifier to the Ground Gard 5.5:

See Figure 5

Note: A

Velcro

® Set is included with the Ground Gard Verifier if

you wish to mount the unit to a specific location.

Figure 3. Connecting the Ground Gard Verifier to the Ground

Adapter Cord

Ground Gard 5

is toggled to LEFT WS / RIGHT WS. If connected properly,

all the LEDs on the Ground Gard Monitor should be

illuminated green.

To test the resistance of the left remote module, press the

black button labeled LEFT WS on the verifier. If the remote

module is properly calibrated, the monitor ’s audible alarm will

sound and the LEFT WRIST STRAP LED will illuminate red.

If the LED remains green, locate the trim pot underneath the

respective remote module. Hold down the verifier ’s LEFT

WS button and carefully adjust the trim pot in a counter-

module is properly calibrated, the monitor ’s audible alarm will

sound and the RIGHT WRIST STRAP LED will illuminate red.

If the LED remains green, locate the trim pot underneath the

respective remote module. Hold down the verifier ’s RIGHT

WS button and carefully adjust the trim pot in a counter-

clockwise direction until the monitor indicates a FAIL

condition. If properly calibrated, the monitor should now

indicate a FAIL condition when the verifier ’s RIGHT WS

button is pressed.

verifier to OPEN GND / HI RESIST. Press the red button

labeled OPEN GND on the tester, and if the monitor is

functioning properly, its audible alarm should sound and the

GROUND MONITOR LED should illuminate red.

Press the red button labeled HI RESIST on the tester, and

the monitor ’s audible alarm should sound and the GROUND

MONITOR LED should illuminate amber.

If any of these conditions are not met, contact the

manufacturer for repair.

TB-20780 Page 2 of 2

charge. Call our Customer Service Department at

909-664-9986

for a

Return Material Authorization (RMA) and proper shipping instructions

and address. Include a copy of your original packing slip, invoice, or

other proof of purchase date. Any unit under warranty should be

shipped prepaid to the SPI factory. Warranty repairs will take

approximately two weeks.

If your unit is out of warranty, call Customer Service at

for a Return Material Authorization (RMA) and proper shipping

instructions and address. SPI will quote repair charges necessary to

bring your unit up to factory standards.

misuse, alterations, operator error, or failure to properly maintain, clean

or repair products.

In no event will SPI or any seller be responsible or liable for any injury,

loss or damage, direct or consequential, arising out of the use of or the

inability to use the product. Before using, users shall determine the

suitability of the product for their intended use, and users assume all

risk and liability whatsoever in connection therewith.