Vermason 222693 Bedienungsanleitung

Limit Comparator for Testers

Installation and Operating Instructions

UNIT C, 4TH DIMENSION, FOURTH AVENUE, LETCHWORTH, HERTS, SG6 2TD UK

Phone: 0044 (0) 1462 672005, Fax: 0044 (0) 1462 670440 • e-mail: Service@Vermason.co.uk, Internet: Vermason.co.uk

Figure 1. Item 222693 Limit

Comparator

Description

Figure 2 shows the components of

the limit comparator.

Figure 2. Components of item

222693

Installation

Remove the Limit Comparator from

the carton and inspect for shipping

damage. Included with the unit are:

• 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 dip setting on the

left side of the testers for footwear

test ranges. Manufacturer’s

suggested default test range is 1Meg

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

222693 to the jack labeled

"FOOTPLATE".

Figure 3. Footwear test setup

Testing Low Circuit - If the tester's

low range is set to 1Meg. Set the

knob on model 222693 to the "1M

LOW" position. Push the metal

button down 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.

Set the knob on model 222693 to

"1M Pass", push the metal button on

the tester and you should get a

green LED for the left and right of the

foot.

Testing High Circuit - If the tester's

high range is 35Meg. Set the knob

on model 222693 to "35M PASS",

push the metal button on the tester

and you should get a green LED for

the left and right feet. Set the knob

on model 222693 to "35M HIGH",

push the metal button on the tester

and you should get a yellow LED for

both the left and right feet. If the limit

is set to 1Gig on the tester, test at

1Gig on model 222693, same for

10Meg and 100Meg.

Figure 4. Footwear test results

TECHNICAL BULLETIN TB-7541

Made in America

Footwear Low Fail

Footwear Low and High Pass

Footwear High Fail

Testing Wrist Strap Circuit, refer to

figure 5.

To complete the wrist strap test, you

will need to test the low and high

limits. Refer to the dip setting on the

left side of the testers for wrist strap

test ranges. Manufacturer’s

suggested default test range is 1Meg

low and 10Meg high for the US and

1Meg to 35Meg for Europe.

Do not power down the tester. Using

the 2 banana leads included with

model 222693. Attach 1 of the

banana leads to the right side

banana jack on model 222693 and

connect the other end to the ground

symbol jack on the tester. Connect

the last banana jack to the left

banana jack of model 222693 and

the other end to the "SINGLE -

WIRE" banana jack

Figure 5. Wrist strap test setup

Testing Low Circuit - If the tester's

low range is set to 1Meg. Set the

knob on model 222693 to the "1M

LOW" position. Push the metal button

down on the tester and you should

get a red LED for the Wrist strap.

Disregard the test result for the

footwear. Set the knob on model

50401 to "1M Pass", push the metal

button on the tester and you should

get a green LED for the wrist strap.

Testing High Circuit - If the tester's

high range is 10Meg. Set the knob on

model 222693 to "10M PASS" and

push the metal button on the tester

and you should get a green LED for

the wrist strap. Set the knob on

model 222693 to "10M HIGH" and

push the metal button on the tester

and you should get a yellow LED for

the wrist strap. If the limit is set to

35Meg on the tester, then test at

35Meg on model 222693.

Figure 6. Wrist Strap test results

Specifications and

Dimensions

Figure 7. Dimensions of the 222693

The 22693 limit comparator will

calibrate the following testers:

222720 - SmartLog X3 w/Dual Foot

Plate, Keypad, & Barcode Reader,

120V

222700 - Dual Independent Footwear

and Wrist Strap Tester

222690 - Dual Independent Footwear

Tester

Calibration

There are no user adjustments on

model 222693. Each value is a fixed

resistor load, any model 222693 that

falls out of specification will need to

be sent to factory for repair. Using a

DVM (digital voltage meter) set the

meter to read ohms. The limit that

the knob is set on can be measured

using the DVM connected between

Banana 1 to Banana 2 and

connected between Conductor 1 and

Conductor 2. Refer to figure 8.

Figure 8. Test points

UNIT C, 4TH DIMENSION, FOURTH AVENUE, LETCHWORTH, HERTS, SG6 2TD UK

Phone: 0044 (0) 1462 672005, Fax: 0044 (0) 1462 670440 • e-mail: Service@Vermason.co.uk, Internet: Vermason.co.uk

Wrist Strap Low Fail

Wrist Strap Low and High Pass

Wrist Strap High Fail

222693 Limits Nominal Resistance % Tolerance of Nominal

Resistance

10K Fail Low 9.5K 2%

10K Pass 10.5K 2%

100K Fail Low 95.0K 2%

100K Pass 105K 2%

1M Fail Low 950K 2%

1M Pass 1.05M 2%

10M Pass 9.09M 2%

10M Fail High 11.09M 2%

35M Pass 31.09M 2%

35M Fail High 37.89M 2%

100M Pass 90.9M 2%

100M Fail High 112.9M 2%

1G Pass 912.9M 2%

1G Fail High 1.113G 2%

UNIT C, 4TH DIMENSION, FOURTH AVENUE, LETCHWORTH, HERTS, SG6 2TD UK

Phone: 0044 (0) 1462 672005, Fax: 0044 (0) 1462 670440 • e-mail: Service@Vermason.co.uk, Internet: Vermason.co.uk

Limited Warranty

Vermason expressly warrants that for a period

of one (1) year from the date of purchase,

Vermason Limit Comparators will be free of

defects in material (parts) and workmanship

(labour). Within the warranty period, a unit will

be tested, repaired or replaced at Vermason’s

option, free of charge. Call Customer Service

0044 (0) 1462 672005

for a Return Material

Authorisation (RMA) and for proper shipping

instructions and address. Any unit under

warranty should be shipped prepaid to the

Vermason factory. You should include a copy

of your original packing slip, invoice, or other

proof of purchase date. Warranty repairs will

take approximately two weeks.

If your unit is out of warranty, Vermason will

quote repair charges necessary to bring your

unit to factory standards. Call Customer

Service at

0044 (0) 1462 672005

for a Return

Material Authorisation (RMA) and proper

shipping instructions and address.

Warranty Exclusions

THE FOREGOING EXPRESS WARRANTY IS

MADE IN LIEU OF ALL OTHER PRODUCT

WARRANTIES, EXPRESSED AND IMPLIED,

INCLUDING MERCHANTABILITY AND

FITNESS FOR A PARTICULAR PURPOSE

WHICH ARE SPECIFICALLY DISCLAIMED.

The express warranty will not apply to defects

or damage due to accidents, neglect, misuse,

alterations, operator error, or failure to properly

maintain, clean or repair products.

Limit of liability

In no event will Vermason 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.

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