1
1-35 Model 64
ELECTRICAL
Standard Resistance Range, Ohms 10 to 1Meg
Standard Resistance Tolerance ±10%
Input Voltage, Maximum 200Vdc or rms not to exceed power rating
Slider Current, Maximum 100mA or within rated power, whichever is less
Power Rating, Watts 0.25 at 85°C derating to 0 at 150°C
End Resistance, Maximum 2 Ohms
Actual Electrical Travel, Turns, Nominal 12
Dielectric Strength 900Vrms
Insulation Resistance, Minimum 1,000 Megohms
Resolution Essentially infinite
Contact Resistance Variation, Maximum 1% or 1 Ohms, whichever is greater
ENVIRONMENTAL
Seal 85°C Fluorinert® (No Leaks)
Temperature Coefficient, Maximum ±100ppm/°C
Operating Temperature Range –65°C to +150°C
Thermal Shock 5 cycles, –65°C to +150°C (1% ∆RT, 1% ∆VR)
Moisture Resistance Ten 24 hour cycles (1% ∆RT, IR 1,000 Megohms Min.)
Shock, 6ms Sawtooth 100G’s (1% ∆RT, 1% ∆VR)
Vibration 20G’s, 10 to 2,000 Hz (1% ∆RT, 1% ∆VR)
High Temperature Exposure 250 hours at 125°C (2% ∆RT, 2% ∆VR)
Rotational Life 200 cycles (2% ∆RT)
Load Life at 0.25 Watts 1,000 hours at 85°C (2% ∆RT)
Resistance to Solder Heat 260°C for 10 sec. (1% ∆RT)
MECHANICAL
Mechanical Stops Clutch action, both ends
Torque, Starting Maximum 3 oz.-in. (0.021 N-m)
Weight, Nominal .014 oz. (0.40 grams)
MODEL 64
1/4” Square
Multiturn
Cermet Trimming
Potentiometer
Fluorinert® is a registered trademark of 3M Company.
Specifications subject to change without notice.
.10
2.54
.02
0.51 .10
2.54
.10
2.54
C
L
Schematic Diagram
This Surface
Model 64W
Model 64
1-36
TOP ADJUSTMENT (Inch/mm)
.070 ± .005
1.78 ± 0.13
.020
0.51
.050
.040
1.02
1.27
.040
1.02
.020
0.51
.172
4.37
.270 ± .020
6.86 ± 0.51
Ø.018 ± .002
0.46 ± .05
.020
0.51
.165 ± .020
4.19 ± 0.51
.250 ± .020
6.35 ± .0.51
Metal Adjustment Screw
Dia. With Slot
Wide x
Standard Marking
On This Surface
Min. Min.
123
Terminal Pins (3)
Solderable
Min. Min. Deep
Model 64W and 64Y
.10
2.54
.092
2.34
.10
2.54
C
L
Model 64Y
STANDARD RESISTANCE VALUES, OHMS
10 100 1K 10K 50K 250K
20 200 2K 20K 100K 500K
50 500 5K 25K 200K 1Meg
Note: Model 64W dimensions applicable to all models except as noted.
Model 64
1-37
Standard Marking
On This Surface
Min.
.172
4.37
.040
1.02
.250 ± .020
6.35 ± 0.51
.175 ± .020
4.45 ± 0.51
.250 ± .020
6.35 ± 0.51
0.15
0.38
.10
2.54
.10
2.54
.10
2.54
C
L
C
L
1
2
3
Model 64P
.10
2.54
.092
2.34
.10
2.54
C
L
Model 64Z
SIDE ADJUSTMENT (Inch/mm)
Standard Marking
On This Surface
.040
1.02
.050
1.27
12 3
.040
1.02
.10
2.54
.10
2.54
.10
2.54 Schematic Diagram
This Surface
.02
0.51
C
L
Model 64X
Model 64X and 64Z 1
1-38 Model 64
PACKAGING
ORDERING INFORMATION
64 P R 10K LF
Model Series
Pin Style
RoHS Compliant Product Code - Optional
Resistance Value
Resistance Prefix
64 Y F R 10K LF XX
Pin Style
Pin Style Suffix
(Used with AP & TR packaging options.
"F" designates 0.6" min. lead length.)
Packaging Option
AP = Ammo pack
TR = Tape & Reel
(No code used for tubes)
RoHS Compliant Product Code - Optional
Standard:
Option:
Standard: Tubes
All units oriented with #1 pin to same side.
Pin Style P,W,Y X,Z
Magazine Width = 0.38” (9.65 mm) 0.38” (9.65 mm)
Height = 0.62” (15.75mm) 0.62” (15.75mm)
Length = 14.5” (368 mm) 16.9” (429 mm)
Capacity = 50 Units 50 Units
Option: Tape & Reel, Ammo Pack (Available only for 64Y and 64Z)
All units oriented with #1 pin to the right of the direction of feed.
Seat Plane to
Centerline of
Sprocket Hole = .71” (18 mm)
Tape Width = 18 mm
Sprocket = Single Hole .50” spacing
Capacity = 1,000 Units
Reel Diameter = 14” (363 mm)
Ammo Tape Fold = 12”
Box = 1.8” x 13” x 10”
(46mm x 330mm x 254mm)
Metric equivalents, based on 1 inch = 25.4mm are
rounded to the same number of significant figures
as in the original. English units and are provided for
general information only.
Tolerances unless otherwise specified:
Linear = ± .01 inches (.25mm)
Angular = ± 2 degrees
CIRCUIT DIAGRAM
(1)
(2)
(3)
CW
NOTES
mm
INCH
