Features

H-516 Turns-Counting Dial

*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.

Customers should verify actual device performance in their specific applications.

REV. 11/12

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 ......................................................................................................................5.0 N-cm (7.0 oz-in.) minimum

Markings..........................................................................................................................................................White on black background

Locking Brake ...................................................................................................................................................................................... Yes

Weight ........................................................................................................................................................................... 7 grams (0.25 oz.)

Screws ............................................................................................................................ Slotted 4-40UN, 2 screws included, 120 º apart

Screw Tightening Torque...................................................................................................................... 16.94 N-cm (1.5 lbs.-in.) minimum

Shaft and Bushing Requirements

Shaft Diameter Requirements.................................................................................................................................... Refer to chart below

Shaft Extension Beyond Panel ................................................................................................................. 17.5 mm (0.6890 in.) minimum

22.5 mm (0.8858 in.) maximum

Bushing Extension Beyond Panel ............................................................................................................... 10 mm (0.3937 in.) maximum

How To Order

Accepts Shaft

Part Number

Diameter

Finish

H-516-3A

3.17 mm (.125)

Satin Chrome

H-516-6A

6.35 mm (.250)

Satin Chrome

H-516-6M

6 mm (.236)

Satin Chrome

H-516 MOUNTING INSTRUCTIONS

1.

Drill 2.0 mm (.0787 in.) diameter anti-rotation pin hole on vertical

centerline, 9.5 mm (.375 in.) below center of potentiometer

mounting hole.

2.

Mount potentiometer in panel with nut and lockwasher supplied

with the potentiometer.

3.

Turn potentiometer shaft counterclockwise to obtain minimum

resistance or voltage ratio. This is not necessarily identical with

mechanical stop.

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

POTENTIOMETER

MOUNTING WASHER AND NUT

SUPPLIED WITH POTENTIOMETER

9.5

(.374)

2 SET SCREWS

10.3

(.406)

2.0

(.079)

POTENTIOMETER

MOUNTING HOLE

TYP.

24.8

(.976)

1.4

(.055)

9.5

(.374)

14.8

(.583)

1.1

(.043)

0

10

22.8

(.898)

17.0

(.669)

MAX.

TOLERANCES: EXCEPT WHERE NOTED

.51

.13

DECIMALS: .XX

±

(.020)

.XXX

±

(.005)

FRACTIONS:

±1/64

MM

DIMENSIONS:

(IN.)

Asia-Pacific:

Tel: +886-2 2562-4117

Fax: +886-2 2562-4116

Europe:

Tel: +41-41 768 5555

Fax: +41-41 768 5510

The Americas:

Tel: +1-951 781-5500

Fax: +1-951 781-5700

www.bourns.com