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2811 LP   Loop Testers FEATURES    Displays mains voltage, scroll through menus.  Checks wiring integrity (LEDs and dispaly).  Single button operation.  Auto-off/auto-ranging.  Microprocessor controlled.  Combined prospective short circuit current, PSC and LOOP tester.  Built-in carry case, test leads in separate pouch.  Loop test for L-E and L-N and PSC.  Voltage test L-N and L-E.  Enables analysis of constituent components in L-E and L-N loops giving resistance of earth, neutral wire, live wire and transformer winding.  60 Hz available.  Display can be customized for special orders.  60 Hz available on request.   CAT II 250V. SPECIFICATIONS   Loop Impedance Range L-E, L-N 20/200/2000 Ohm (Auto-Range) Loop Impedance Test Current 12A at 230V/50Hz Voltage Measurement L-N, L-E 80 to 250V AC/50Hz Earth Wire/Path Return Resistance 20/200/2000 Ohm (Auto-Range) Neutral Wire Return Resistance 20/200/2000 Ohm (Auto-Range) Line Wire Return Resistance & Transformer Windings 20/200/2000 Ohm (Auto-Range) PSC Current (L-N) Max 3kA Operating Voltage 230V +/- 20%Hz TYPICAL ACCURACY Loop Impedance +/- 5%rdg+/-2dgt PSC Current +/- 20%rdg+/-5dgt Voltage +/- 1%rdg+/-1dgt Operating-Temperature-Humidity -10 degree C to +40 degree C 80% max. relative humidity Dimensions 170(L) x 120(W) x 95(D)mm Weight Appox. 780g (battery is included) Power Source 1.5V (AA) x 8 batteries Accessories Test leads Shoulder belt Instruction manual Batteries