Simpson Electric 250 Long Scale Analog Panel Meters Ordering Information

Ordering Information

Percent Motor Load Meters

, Self-Shielding Movement

* Internal transformer burden
** Dial reads 0-150% Motor Load Current
< > Available on special order

Model/Size and Catalog Number

Approx. Impedance 3-1/2” 3-1/2” 4-1/2”
Range (Ohms) @ 60Hz Model 2543 Model 2143L Model 2544
0-5 ACA < > 17918 < >
Motor Load 0.5VA Maximum* < > 17919 < >

Current**

AC Voltmeters Rectifier Type,

Self-Shielding Movement

< > Available on special order.

Model/Size and Catalog Number

Approx. Impedance 3-1/2” 3-1/2” 4-1/2”
Range (Ohms) @ 60Hz Model 2543 Model 2143L Model 2544
0-10 17990 < > 17995
0-30 < > 17915 < >
0-150 17978 17916 17988
0-300 17979 17917 17989

2000/V

DC Microammeters,

Self-Shielding Movement

Model/Size and Catalog Number

Approx. Impedance 3-1/2” 3-1/2” 4-1/2”
Range (Ohms) Model 2523 Model 2123L Model 2524
0-50 8000 17970 17910 17980
0-100 4200 17971 17911 17981
0-500 340 17972 17912 17982

DC Milliammeters,

Self-Shielding Movement

Model/Size and Catalog Number

Approx. Impedance 3-1/2” 3-1/2” 4-1/2”
Range (Ohms) Model 2523 Model 2123L Model 2524
0-1 135.0 17973 17913 17983
0-10 10.0 17974 < > 17984
0-500 0.2 17975 < > 17985
1-0-1 50.0 17996 < > 17997

DC Ammeter,

Self-Shielding Movement

Model/Size and Catalog Number

Approx. Impedance 3-1/2” 3-1/2” 4-1/2”
Range (Ohms) Model 2523 Model 2123L Model 2524
0-10 .005 35098 < > 35099

< > Available on special order.
Meters are supplied as 50 millivolt, and requires an external shunt #06704

< > Available on special order.

DC Millivoltmeters,

Self-Shielding Movement

Range

Approx.

Impedance

(Ohms @ 60 Hz.)

0-50

10

17977

17914

17987

Model/Size and Catalog Number

3-1/2”

Model 2523

3-1/2”

Model 2123L

4-1/2”

Model 2524