Features
■ Large package size
■ For use with precision potentiometers up to
20 turns
■ Excellent readability
■ Precision feel - no backlash
■ Cast housing
■ RoHS compliant*
Applications
■ Power supplies
■ Sensors
■ Medical
■ Automation
■ Test equipment
H-46 Turns-Counting Dial
REV. 01/14
*RoHS COMPLIANT
Mechanical and Physical Characteristics
Number of Turns ............................................................................................................................................................................. 0 to 20
Dial Divisions ...........................................................................................................................................................................100 per turn
Readability – Over 10 Turns .....................................................................................................................................Within 1/100 of a turn
Torque With Brake Engaged ..............................................................................................................21.18 N-cm (30.0 oz.-in.) maximum
Markings .....................................................................................................................................................Black on chrome background
Locking Brake .......................................................................................................................................................................................Yes
Weight ............................................................................................................................................................................73 grams (2.5 oz.)
Set Screw ..........................................................................................................................................................UNC N4-44, one included
Set Screw Tightening Torque ...............................................................................................................16.94 N-cm (1.5 lbs.-in.) minimum
Hex Key Size ........................................................................................................................................................................... 1.5 mm hex
Shaft and Bushing Requirements
Shaft Diameter Requirements ................................................................................................................................... Refer to chart below
Shaft Extension Beyond Panel .................................................................................................................... 17.5 mm (0.689 in.) minimum
23.5 mm (0.925 in.) maximum
Bushing Extension Beyond Panel ................................................................................................................ 4.5 mm (0.177 in.) maximum
SNOITCURTSNI GNITNUOM 64-H
guL noitatoritnA gnitsixe eht gnisU
noitatoritna retemaid )521.0( mm 2.3 llirD .1
mm 3.41 enilretnec lacitrev no eloh nip
retemoitnetop fo retnec woleb )265.0(
.eloh gnit
nuom
-kcolcretnuoc tfahs retemoitnetop tnuoM .2
ro ecnatsiser muminim niatbo ot esiw
ylirassecen ton si sihT .oitar egatlov
.pots lacinahcem eht htiw lacitnedi
3. Loosen set screws in knob of dial. Set dial to “0.0” reading.
4. While holding outer ring of dial, position unit lightly against
panel. Tighten knob set screws to potentiometer shaft.
How To Order
Part Accepts Shaft
Number Diameter Finish
H-46-6A 6.35 mm (.250) Satin
Chrome
H-46-6M 6 mm (.236) Satin
Chrome
eciveD noitatoritnA eht gnisU
laid morf gul noitatoritna evomeR .1
.sreilp gnisu yb
htiw lenap ni retemoitnetop tnuoM .2
deilppus( tun ecived noitatoritna
deilppus( rehsawkcol dna )laid htiw
.)retemoitnetop htiw
-retnuoc tfahs retemoitnetop nruT .3
muminim niatbo ot esiwkcolc
si sih
T .oitar egatlov ro ecnatsiser
eht htiw lacitnedi ylirassecen ton
.pots lacinahcem
4. Loosen set screws in knob of dial. Set dial to “0.0” reading.
5. While holding outer ring of dial, position unit lightly against panel.
Tighten knob set screws to potentiometer shaft.
Dimensional Drawings
DIMENSIONS: MM
(INCHES)
24.0
(.944)
12.50
(.492)
46.0
(1.811)
10.31
(.405)
14.30
(.562)
3.17
(.124)
PANEL LAYOUT
DIA.
DIA.
*RoHS Directive 2002/95/EC Jan. 27, 2003 including annex and RoHS Recast 2011/65/EU June 8, 2011.
Specifications are subject to change without notice. Users should verify actual device performance in their specific
applications. The products described herein and this document are subject to specific legal disclaimers as set forth on the
last page of this document, and at www.bourns.com/docs/legal/disclaimer.pdf.
WARNING Cancer and Reproductive Harm
www.P65Warnings.ca.gov
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*9
