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Summary of Contents for ETS 840 Series
- Page 1 RESISTANCE/RESISTIVITY PROBES AND KITS Series 840 Operating Instructions 5/09...
- Page 2 .75” dia. x.188” and .438” deep (1.9 x .5 and 1.1 cm). The Model 845 is a lightweight version of the ESD Assoc. S4.1 and NFPA 5-lb Probe (ETS Model 850). It weighs approximately 1 pound (2.2 kg) making it user friendly in...
- Page 3 both field and high volume measurement applications. In virtually all applications, specified limits met with this Probe will also meet the specified limits using a standard 5 lb probe. A 2.5” diameter dual concentric ring electrode configuration is available as an option.
- Page 4 2.5” diameter conductive rubber electrode on the opposite side. It is the standard Electrode Assembly used with the ETS Model 870 Wide Range Resistance Indicator. It has standard banana jack terminations and requires additional weight when making a measurement.
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Page 5: Operation
Model 256 Utility Wiring Verifier provides both a quick, accurate check of the AC outlet (North American Std only) wiring and a standard banana jack to access electrical ground. Model 5646 Temperature/ Humidity/ Dew Point Indicator is a small, accurate instrument that measures temperature in either °F or °C from 32 to 122°F (-20 to 70°C), relative humidity from 5-95% RH plus calculates dew point. - Page 6 2.5” Surface Resistance Probe The BNC connector on the Model 845 Probe has both the center pin and the outer shell internally connected together. When using the Handle either the BLACK or RED plug may be used. When using a BNC-BNC cable in conjunction with the BNC-Banana Plug adapter the center pin only is connected.
- Page 7 If the socket is damaged then the Probe must be returned to the factory for repair. Replacement contacts are available from ETS and are installed by simply inserting them into the socket and then gently pushing them all the way in.
- Page 8 To measure Resistance-to-Ground (RTG) plug the supplied banana–banana cable (with or without clip adapter attached) to one of the banana jacks and the other end to ground using either the Model 256 Verifier or the clip. To perform a measurement using external probes, depress and hold the TEST button on the Model 880 Indicator for approximately 3-5 seconds for resistance measurements below 10 Ohms and 10-15 seconds for measurements above.
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Page 9: Warranty
(1) year from the date of invoice., ETS will, at it’s discretion, either replace or repair without charge, F.O.B. Glenside, similar equipment or a similar part to replace any equipment or part of its manufacture which, within the above stated time, is proved to have been defective at the time it was sold.
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