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Page 2: ...MODEL 168 20 SPECIFICATIONS Input Limit range not to exceed 1999 mA 3 Maximum current mAs ran a 3000 ma nor to axcaed 66 saeanh duratio Tracking sate Gr aCer than 3000 ma per miciosecand for rated ac...
Page 3: ...MODEL 168 20 GENERAL INFORMATION SECTION 1 GENERAL INFORMATION 0375 3...
Page 4: ...st if necessery __ The 168 20 m Ae mere should be used for making tie meeeuremen e on x ray machines only by people who ere fully familiar with the mechiae involved and the hazards rssocieted vich tie...
Page 5: ...erase button to redec the unit to 0 mAs and use the erase button whenever a resee is desired Connection LO X Ray Machines l ne 168 20 rr meter is specifically designed for use with x ray machines in...
Page 6: ...i e teat lead falling off blown fuge etc Suitable procecrion devicea include power resistors epark gaps etc Specific information concernidg protection devices should be obtained from the manufacturer...
Page 7: ...ing mAs NOSN in mAa FCa g DC A 0 1999 a 9 0 1 999 e 0 1 999 ve NOTE Tie law mAs range bes 1000 ohm series re8is ance and should not be used far x ray tia measurements The volt second range can be tran...
Page 8: ...erase buecon Release button and time drift WiLh a SLOp YBLCh Drift should t e less than 1 dig t per ten seconds If drift is greater than this repeat zero ad usLnent Pas Meter Accuracy Test Connecr mAs...
