Transcription of SOLID STATE 4-PIN SOIL RESISTANCE METER
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SOLID STATE4-PIN soil RESISTANCE METER @SINCE 1919 NILSSON ELECTRICAL LABORATORY, IN ELECTRONIC AND ELECTRICAL MEASUREMENTS333 WEST SIDE AVENUE, JERSEY CITY, 07305 TEL. (201 )-521 -4860 FAX. (201 )-521 -4863 NILSSON MODEL 400 4-PIN soil RESISTANCE METERCONTENTSPAGEDESCRIPTION .. 3~.OPERATING INSTRUCTIONS4 Pin Method .. 4 soil Box .. 53 Pin Method .. 52 Pin Method .. 6 Single Probe Method .. 6 OPERATING NOTES .. 7 MAINTENANCE .. 7**RECHARGEABLE12 VOLTBATTERYPACK7 amPERE HOURSDESIGNED FOR USE WITHTheDESCRIPTIONOF MODEL400 Nilsson Mode1400 soil isa 4 terminal, null balancing ohmmeter. It measuresMODEL 715 PlPE&CABLE LOCATORLS820 & 830 CURRENT INTERRUPTERS RESISTANCE from .01 ohm megohms. The Model400can be used as a 4, 3, or 2 pin device for soilresistance measurements, or can be used with a soilbox or a single unit generates a low voltage 97 Hz squarewave current between the Cl and C2 binding detector, whose input is connected between thePI and P2 binding posts is only sensitive to 97 Hz,and so is not affected by stray or detector
solid state 4-pin soil resistance meter @ since 1919 nilsson electrical laboratory,inc. specialists in electronic and electrical measurements 333 …
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