Keithley 168 23(Model 168 23) free download

File name 168_23(Model_168_23).pdf

_ ___-_l_-_-~- ..I_ ---.- __._..- - ._.. - -... SPECIPICATIONS HDDEL 169-23 SPECIFICATIONS An a DE-I: Identical t.0 Model 168 As a mAs Heter: Range: 0 to 1999 millimp-seconda (other ranges selectable with external shunt resistor) Accuracy: ?lX of':reading fl digit Drift: 1 digit in ten seconds r&t hit: mAs range not to exceed 1999 *a Maximum current: :W.s range) 3000 ma not to exceed .66 seconds duratia, Tracking Rate: Greeter then 3000 ma per microsecond for rated sceuraey 2 0375 "ODE,. 168-23 OENEPAL INPORHATION SECTION 1. GENERAL INFORMATlOi The Hodel 168-23 OlAa meter is a Model 168.modified by the addition of integratin,, capability on voltage and current ranges. The Model 168-23 is specifically designed to measure "As on x-ray machines but has a&i- catio" wherever integrated current or voltage measuremen~a are required. 0375 3 `INITLAL PREPARATION SECTION 2. INITIAL PREPARATION Same es 168, however check zero and adjust if necessary. 0375 MODEL 168-23 OPERATING INSTRUCTION: . .~ SECTION 3. OPERATING INSTRUCTIONS As a Dm: Place tie-NORM switch to NORMposition. then refec to Hodel 168 mnual for DMH operation. A.9 a mAs Meter: Refer Lo Model 168 manual for power selection derails. Place tia-NOPJ4 BViLCh to mAs. For the o-1999 mA8 range, deprese (DC) and (A). Depress the crane button co reset the unit Lo 0 "IAS nnd use the erase buccon vhenever a reeec is desired. Connection Co X-Rey Machines: The 168-23 tie meter is specifically designed for use with x-ray machines in the O-1999 mAs range. Ihe S.AS meter muer be connected in series with the x-ray machine's high voltage secondary, between the secondary winding and ground. a~ show, in Pigwe 1. Most x-ray machines have labeled ma or ,X,B test points for this purpose. r---------i 1 1