Distributed By:
 Instrument Meter Specialties, Inc,
Phones: 800-926-3837....818-841-2417
FAX 818-926-3736
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TRIPLETT
Ruggedized Series Meters
127-HR  221-HR   321-Hr    Specifications
1½"

METER MOVEMENT
Pivot & Jewel
Taut Band

 

METER
MOVEMENT
Pivot & Jewel
Taut Band

 

Without Zero Adjust
   A         B         C  
    1      1.281     --
(25.4 mm)   (32.5 mm)        --
   1.5     1.8         --
(3.81mm)   (45.7mm)

With Zero Adjust
   A         B           C  
  1.5      1.80      035 
(38.1 mm)   (45.7 mm)      (.9mm)
1.5      1.80      035 
(38.1 mm)   (45.7 mm)      (.9mm)

                 Model 127-HR

2½"

              Model 221-HR

3½"

           Model 321-HR

                For Complete Specifications

DC MICROAMMETERS(Pivot & Jewel)
Range Ohms Res. 127-HR 221-HR 321-HR
0-50 205k(4k) 152-1393 152-2006 152-2028
0-100 1170 152-1395 152-2007 152-2029
0-200 400 152-1397 152-2008 152-2030
0-500 210 52-6627 152-2009 152-2031
DC MICROAMMETERS(Taut Band)
Range Ohms Res. 127-HR 221-HR 321-HR
0-20 7,500 152-1246 --- ---
0-50 2,300 152-1249 --- ---
DC MILLIAMMETERS
Range Ohms Res. 127-HR 221-HR 321-HR
0-1 55 152-1373 152-1988 152-2010
0-5 8.5 152-1378 152-1989 152-2011
0-10 3.1 152-1379 152-1990 152-2012
0-50 1.0 152-1420 152-1991 152-2013
0-100 .50 152-1421 152-1992 152-2014
0-200 .25 152-1422 152-1993 152-2014
0-500 .10 152-1424 152-1995 152-2017
DC AMMETERS
Range   127-HR 221-HR 321-HR
0-1         *   152-1986 152-1997 152-2019
0-5         *   --- 152-1998 152-2020
0-10       *   --- 152-1999 152-2021
DC MILLIVOLTMETERS
Range Ohms Res. 127-HR 221-HR 321-HR
0-50

6.7

 52-1985 152-1996   * 152-2018
DC VOLTMETERS (1000 Ohms/Volt)
Range Ohms Res. 127-HR 221-HR 321-HR
0-5

1000

 152-1987 152-2000 152-2022
0-10 1000 152-1380 152-2001 152-2023
0-25 1000 152-1381 152-2002 152-2024
0-30 1000 55-6682 52-6603 52-6317
0-50 1000 152-1382 152-2003 152-2025
0-150 1000 152-1383 152-2004 152-2026

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