Features
■ Multiturn / Cermet / Industrial / Sealed
■ Listed on the QPL per MIL-PRF-22097
and High-Rel MIL-PRF-39035
■ Patent #4427966 drive mechanism
RJ26/RJR26 - 1/4 ” Trimming Potentiometer
How To Order
Product Dimensions
Electrical Characteristics
Standard Resistance Range
........................................10 to 1 megohm
(see standard resistance table)
Resistance Tolerance ................ 10 ꢀ std.
Absolute Minimum Resistance
RJ26 ...............................................2 ꢀ or
20 ohms max. (whichever is greater)
RJR26.............................................2 ꢀ or
2 ohms max. (whichever is greater)
Contact Resistance Variation........3.0 ꢀ or
3 ohms max. (whichever is greater)
Adjustability
Voltage......................................... 0.02 ꢀ
Resistance................................... 0.0ꢁ ꢀ
Resolution.........................................Infinite
Insulation Resistance ....................ꢁ00 vdc.
MIL-PRF-22097
Model
RJ26 F W 202
RJ26FW/RJR26FW
Common Dimensions
6.35 .51
(.250 .020ꢀ
4.32 .38
(.170 .015ꢀ
Characteristic
F = 100 ppmꢂ°C Temp. Coeff. Max.
ADJ. SLOT
1.78
(.070ꢀ
Terminal Style
DIA.
6.35 .51
(.250 .020ꢀ
Resistance Code
.51
(.020ꢀ
.64
WIDE
DEEP
X
X
(.025ꢀ
1.02
(.040ꢀ
How To Order
1
2 3
.46 .025
(.018 .001ꢀ
MIL-PRF-39035
RJR26 F W 204 P
DIA.
Model
4.78 .38
(.188 .015ꢀ
2.54
(.100ꢀ
Characteristic
F = 100ppmꢂ°C Temp. Coeff. Max.
2.54
(.100ꢀ
Terminal Style
.76
(.030ꢀ
2.54
(.100ꢀ
Resistance Code
1,000 megohms min.
Dielectric Strength
Failure Rate
M = 1.0 ꢀ
P = 0.1 ꢀ
R = 0.01 ꢀ
1.02
(.040ꢀ
Sea Level......................................600 vac
80,000 Feet...................................2ꢁ0 vac
Effective Travel......................12 turns nom.
RJ26FX/
RJR26FX
1.52 .38**
(.060 .015ꢀ
Environmental Characteristics
1.02
Standard Resistance Table
(.040ꢀ
Power Rating (200 volts max.)
8ꢁ °C ..........................................0.2ꢁ watt
1ꢁ0 °C .............................................0 watt
Temperature Range........-6ꢁ °C to +1ꢁ0 °C
Temperature Coefficient ........ 100 ppmꢂ°C
Seal Test ...........................8ꢁ °C Fluorinert*
Humidity
RJ26................MIL-STD-202 Method 106
96 hours (1 ꢀ ∆TR, 10 Megohms IR)
RJR26 .............MIL-STD-202 Method 106
96 hours (1 ꢀ ∆TR, 100 Megohms IR)
Vibration ............20 G (1 ꢀ ∆TR; 1 ꢀ ∆VR)
Shock ..............100 G (1 ꢀ ∆TR; 1 ꢀ ∆VR)
Load Life
Resistance
(Ohms)
Resistance
Code
1.02**
(.040ꢀ
1
2 3
10
100
200
ꢁ00
101
201
ꢁ01
102
202
ꢁ02
103
203
2ꢁ3
ꢁ03
104
204
2ꢁ4
ꢁ04
10ꢁ
20
ꢁ0
2.54
(.100ꢀ
100
200
.76
(.030ꢀ
ꢁ00
2.54
(.100ꢀ
1,000
2,000
ꢁ,000
10,000
20,000
2ꢁ,000
ꢁ0,000
100,000
200,000
2ꢁ0,000
ꢁ00,000
1,000,000
1.02
(.040ꢀ
Common dimensions
*
RJ26FP/
RJR26FP
1.02
1.52
(.060ꢀ
(.040ꢀ
RJ26 ........1,000 hours 0.2ꢁ watt @ 8ꢁ °C
(2 ꢀ ∆TR; 1 ꢀ ∆VR)
RJR26....10,000 hours 0.2ꢁ watt @ 8ꢁ °C
(3 ꢀ ∆TR)
1
2 3
1.02
(.040ꢀ
4.70
(.185ꢀ
.64
(.025ꢀ
Rotational Life............................200 cycles
(2 ꢀ ∆TR)
WIPER
2
2.54
(.100ꢀ
CW
CCW
2.54
(.100ꢀ
3
Physical Characteristics
1
2.54
(.100ꢀ
CLOCKWISE
Torque..................................3.0 oz-in. max.
Mechanical Stops......................Wiper idles
Terminals..........MIL-STD-202; Method 208
Weight ..........................................0.01ꢁ oz.
Marking.....................Mil-spec part number
Wiper....................ꢁ0 ꢀ (Actual TR) 10 ꢀ
Flammability...............................U.L. 94V-0
Standard Packaging .........ꢁ0 pcs. per tube
Adjustment Tool ..................................H-90
.64
(.025ꢀ
TOLERANCES: 0.25 (.010ꢀ EXCEPT WHERE NOTED
MM
(INCHESꢀ
DIMENSIONS ARE:
REV. 06/08
*“Fluorinert” is a registered trademark of 3M Co.
Specifications are subject to change without notice.
Customers should verify actual device performance in their specific applications.