H22-6A-1 Bourns Inc., H22-6A-1 Datasheet - Page 4

• Manufacturer Part Number: H22-6A-1
• Description: COUNTING DIAL, ANALOG, 15 TURN
• Manufacturer: Bourns Inc.
• Series: H22r

Specifications of H22-6A-1

• Accessory Type: Counting Dial
• Shaft Diameter: 6.35mm
• No. Of Turns: 15
• Body Material: Chrome
• Svhc: No SVHC
• Rohs Compliant: NA
• For Use With: Precision Potentiometers / Rotating Devices Upto 15 Turns
• Lead Free Status / RoHS Status: na

Number of Turns ................................................................................................................................................................................0 to 15
Dial Divisions ...............................................................................................................................................................................50 per turn
Readability - Over 10 Turns ..................................................................................................................................................2 parts in 1000
Torque With Brake Engaged ..........................................................................................................................7.0 oz-in. (5.0 Ncm) minimum
Weight ..............................................................................................................................................................................................7 grams
Markings ...........................................................................................................................................................White on black background
Set Screws ....................................................................................................................................................................2 screws 120º apart
Shaft Extension Beyond Panel .....................................................................................................................0.6890 in. minimum (17.5 mm)
Bushing Extension Beyond Panel ..................................................................................................................0.3937 in. maximum (10 mm)
FEATURES
• For use with precision potentiometers or other rotating devices
• Excellent legibility - white marking on black background
• High quality, rugged construction
• Two set screws
• No backlash
• High force, positive brake
• Compact - requires only .9” (22.86mm) diameter panel space
• Standard models to fit 1/4” and 6mm diameter shafts
Dimensional Drawings
H-506 MOUNTING INSTRUCTIONS
1. Drill .0787 (2.0) diameter anti-rotation pin hole on vertical
2. Mount potentiometer in panel with nut and lockwasher
3. Turn potentiometer shaft counterclockwise to obtain
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
Shaft Diameter
134
Mechanical and Physical Characteristics
Shaft and Bushing Requirements
up to 15 turns
centerline, .375 (9.5mm) below center of potentiometer
mounting hole.
supplied with the potentiometer.
minimum resistance or voltage ratio. This is not
necessarily identical with mechanical stop.
panel. Tighten knob set screws to potentiometer shaft.
Part Number
H-506-1/4
H-506-6M
H-506 Turns-Counting Dial
Features
Compact, requires only 22.7mm
diameter panel space
No backlash
For use with precision potentiometers or
other rotating devices up to 15 turns
Plastic shaft
(.984)
25.0
(.059)
1.5
(.582)
14.8
(.078)
(.374)
2.0
9.5
POTENTIOMETER
Accepts Shaft
6.35mm (.250)
6mm (.236)
Diameter
(.893)
22.7
0
0
5
MOUNTING WASHER AND NUT
SUPPLIED WITH POTENTIOMETER
Dimensions are
Specifications are subject to change without notice.
0.8858 in. maximum (22.5 mm)
2 SET SCREWS
(inches)
mm
POTENTIOMETER
MOUNTING HOLE
(.370)
9.5
(.078)
(.405)
2.0
10.3
TYP.