H22-6A-1 Bourns Inc., H22-6A-1 Datasheet - Page 5

• 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

Specifications are subject to change without notice.
Number of Turns..............................................................................................................................................................................................0 to 10
Readability ...............................................................................................................................................................................Within 1/500 of a turn
Weight .........................................................................................................................................................................................................34 grams
Markings.........................................................................................................................................................................White on black background
Accepts Shaft Diameter.............................................................................................................................................................................See below
Locking Brake...................................................................................................................................................................................Positive, friction
Shaft Extension Beyond Face of Locator Plate...........................................................................................................................11.05mm minimum
Bushing Extension Beyond Face of Locator Plate .......................................................................................................................4.00mm maximum
Dimensions are
CT-23 MOUNTING INSTRUCTIONS
1. Drill or punch panel. See suggested hole pattern below.
2. Insert potentiometer in panel.
3. Mount potentiometer in panel with nut and lockwasher supplied
4. Turn the potentiometer shaft counterclockwise to obtain
5. Loosen setscrew in knob with allen wrench. Set the dial readout
6. Slip the dial carefully over the potentiometer shaft. Tighten the
Dimensional Drawings
FEATURES
• For use with precision potentiometers or other rotating devices
• Simplified mounting
• High quality, rugged construction throughout
• No backlash - mounted directly to potentiometer shaft
• White digits on black counter wheels for maximum
• High force, positive brake
Mechanical and Physical Characteristics
Shaft and Bushing Requirements
(.077)
with the potentiometer.
minimum resistance or voltage ratio (not necessarily at the end
of travel).
to “000.”
setscrew without causing movement of the dial readout or
potentiometer shaft.
1.98
up to 10 turns
readability
CT 23
DIA. A/R PIN
(inches)
mm
(1.240)
31.50
(.087)
2.21
PANEL HOLE
PATTERN
(.400)
10.16
(1.070)
27.20
(.406)
10.31
MIN.
(.077)
1.98
DIA. A/R PIN
CT 26
(1.10)
27.94
(1.024)
26.01
Features
CT-23/CT-26 Turns-Counting Dial
27mm and 28mm diameter
10 turns
No backlash - mounted directly to
potentiometer shaft
For use with precision potentiome-
ters or other rotating devices up to
10 turns
(.677)
17.02
(1.240)
31.50
CT-26 MOUNTING INSTRUCTIONS
1. Drill or punch panel. See suggested hole pattern below.
2. Insert turns-counting dial in panel cutout and secure with
3. Secure locator plate to potentiometer bushing using two hex
4. Turn the potentiometer shaft counterclockwise to obtain
5. Loosen setscrew in turns-counting dial with allen wrench. Set
6. Slip the potentiometer shaft into the turns-counting dial, insuring
Bourns
counting dial saves valuable internal space. Highly accurate, it will
enhance the man/machine interface of any control panel. Easy to
read white on black numerals provide excellent legibility and
accurate readings within 1/500 of a turn.
Bourns
dial, counterpart to the Bourns Model CT-23, provides a lower panel
profile. The design simplifies installation requiring only one panel
hole. The CT-26 maintains the same high level of symmetry,
legibility and accuracy of its counterpart.
mounting nut.
nuts.
minimum resistance or voltage ratio (not necessarily at the end
of travel).
the dial readout to “000.”
that the notch in the locator plate is over the pin at the rear of
the dial. Tighten the setscrew without causing movement of the
dial readout or potentiometer shaft.
®
®
Model CT-23, front of panel mounting, digital turns-
Model CT-26 recessed mounting digital turns-counting
(1.070)
27.20
PANEL HOLE
PATTERN
(1.205)
30.61
Shaft Diameter
(1.120)
(1.137)
28.45
28.90
Part Number
CT-23-6M
CT-26-6M
CT-23-6A
CT-26-6A
MIN.
MAX. DIA
High force, positive brake
16.25mm maximum
Accepts Shaft
6.35mm (.250)
6.35mm (.250)
Diameter
6mm
6mm
135