Features
■ Designed for metal shaft
■ High Force “Click Brake”
■ Available in three versions -
black on satin chrome background,
white on black background or
satin body/black dial
■ No backlash
■ Compact - requires minimal panel
space (22.2 mm diameter
requirement)
■ For use with precision
potentiometers or other rotating
devices, up to 15 turns
■ RoHS compliant*
H-22 Turns-Counting Dial
Mechanical and Physical Characteristics
Number of Turns .............................................................................................................................................................................0 to 15
Dial Divisions............................................................................................................................................................................ 50 per turn
Readability - Over 10 Turns ...............................................................................................................................................2 parts in 1000
Torque With Brake Engaged ...................................................................................................................6.95 oz-in. (500 g-cm) minimum
Markings ...........................................................................................Black on satin chrome background or white on black background
Locking Brake...................................................................................................................................................................................... Yes
Weight......................................................................................................................................................................... 15 grams (0.53 oz.)
Set Screw......................................................................................................................................................... UNC N2-56, one included
Set Screw Tightening Torque.............................................................................................................. 16.94 N-cm (1.5 lbs.-in.) minimum
Hex Key Size........................................................................................................................................................................... 0.05 in. hex
Shaft and Bushing Requirements
Shaft Diameter Requirements................................................................................................................................... Refer to chart below
Shaft Extension Beyond Panel ................................................................................................................... 18.1 mm (0.712 in.) minimum
22.2 mm (0.875 in.) maximum
Bushing Extension Beyond Panel.............................................................................................................. 9.53 mm (0.375 in.) maximum
H-22 MOUNTING INSTRUCTIONS
1. Insert potentiometer in panel.
2. Install anti-rotation device using hardware supplied with
potentiometer.
4. Set the dial to “0.0” and brake on.
5. Insert the dial on the potentiometer shaft lightly against the
panel.
3. Turn potentiometer shaft counterclockwise to minimum
resistance or voltage ratio.
6. Tighten set screw to potentiometer shaft.
POTENTIOMETER
MOUNTING HOLE
KEYED TO
HARDWARE
KEY SLOT SUPPLIED WITH
(INSIDE) POTENTIOMETER
ANTIROTATION DEVICE
POTENTIOMETER
10.36
(.407)
9.52
TYP.
(.374)
OUTER RING
SET SCREW
1.98
(.077)
PANEL
ANTIROTATION
DEVICE
TURNS-COUNTING
DIAL
PANEL HOLE
PATTERN
Dimensional Drawings
How To Order
Part
Number
Accepts Shaft
Diameter
Finish
H-22-6A
H-22-6M
H-22-3A
6.35 mm (.250 in.) Satin chrome
6 mm (.236 in.) Satin chrome
3.17 mm (.124 in.) Satin chrome
6.35 mm (.250 in.) All black
16.5
(.649)
22.2
(.874)
H-22-6A-B
Satin body/
black dial
H-22-6A-SB
6.35 mm (.250 in.)
3.30
(.129)
9.53
(.375)
MM
(INCHES)
18.1
MIN.
DIMENSIONS:
(.712)
22.2
MAX.
(.874)
REV. 06/10
*RoHS Directive 2002/95/EC Jan 27 2003 including Annex.
Specifications are subject to change without notice.
Customers should verify actual device performance in their specific applications.