Decade Resistance Box
PL33

Decade Resistance Box

Decade Resistance Box (PL33)

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Non-inductively wound & aged resistors

Low temperature co-efficient

Sturdy, rugged & trouble free service

4, 6, 7 & 8 decade models

Wide choice of models from 0.01 ohm to 10 Meg ohm

Very low contact resistance switches

Standard version ( PL33 ) and High accuracy versions available ( PL33.HA )

For precision measurement applications.

The calibration of laboratory or workplace equipment.

Accuracy At 27 ºC

Effect of temperature % per 10 ºC - 0.01 & 0.1 ohm - 0.1 ; 1 to 10 k ohm – 0.02 ; 100k to 1M ohm - 0.10

Current carrying capacity Max. value Imax as per table below

Residual resistance0.002 ohm per dial, all dials set at zero

High voltage test 1 kV between terminal and instrument case

Ambient 15-45 ºC; RH 75% average, 90% maximum

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