Post on 27-Mar-2021
1
Single Turn/ Cermet/ Industrial/ Sealed
Many Terminal Styles
Electrical Characteristics
Standard Resistance Range 10Ω - 5MΩ
Resistance Tolerance ±10% ; ±20% for 10 ohm
Absolute MinimumResistance
≤10Ω（100Ω≤R≤1KΩ）≤1%R(R>1KΩ)
Contact ResistanceVariation
CRV≤3%R or 5Ω
（whichever is larger）Insulation Resistance R1≥1GΩ(100Vac)
Withstand Voltage 220VDC
Effective Travel 300°±10°
Environmental Characteristics
Power Rating(315volts max)
0.5W@70, 0W@125
Temperature Range -55 ~ +125
Temperature Coefficient±200ppm/
(±100ppm/ on request)
Temperature Variation-55,30min, +125
30min, 5 cyclesΔR≤5%R.Δ(Uab/Uac)≤10%
Collision 100m/s2,4000cycles,ΔR≤2%R
Electrical Endurance at70
0.5W@70, 1000h ΔR≤10%RΔ(Uab/Uac)≤10%, CRV≤3% or 5Ω
（whichever is larger）
Rotational Life200 cycles
ΔTR≤10%R,CRV≤3% or 5 Ω
（whichever is larger）
Physical Characteristics
Starting Torque ≤35mN·m
MarkingResistance Tolerance
(When no identification, it is of ± 10%)Resistance Code, Model
Standard Packaging 50pcs, per tube
1028B
1028C
1028H
RKT-3386J
Resistance TableResistance
(Ohms)Resistance
Code10 100
20 20050 500
100 101
150 151200 201
250 251300 301470 471
500 501680 681
1,000 1021,500 1522,000 202
2,200 2222,500 252
3,000 3024,700 4725,000 502
6,800 68210,000 10315,000 153
20,000 20322,000 223
25,000 25330,000 30333,000 333
47,000 47350,000 503
68,000 683100,000 104150,000 154
200,000 204220,000 224
250,000 254300,000 304330,000 334
470,000 474500,000 504680,000 684
1,000,000 1052,000,000 205
2,200,000 2255,000,000 505
Special resistances available.
RKT-3386Trimming Potentiometers
FEATURES PICTURE
Common Dimensions
RKT-3296Trimming Potentiometers
T75Trimming Potentiometers
RKT-3266Trimming Potentiometers
RKT-C3305Trimming Potentiometers
1028-SeriesTrimming Potentiometers
2
WIPER 2(d)
CLOCKWISE
Tolerance is ±0.25 if no identification
Common Dimensions
Top Adjust
1028F
1028S
1028W
1028X
1028T
1028U
1028Y
1028F,K,P,R,U,Y-EY5(RESISTANCE CODE)-L
1028F,K,P,R,U,Y-EY5(RESISTANCE CODE)-TL
RKT-3386Trimming Potentiometers
RKT-3386Trimming Potentiometers
RKT-3296Trimming Potentiometers
T75Trimming Potentiometers
RKT-3266Trimming Potentiometers
RKT-C3305Trimming Potentiometers
1028-SeriesTrimming Potentiometers
3
1028K
1028M
1028P
1028R
1028G
1028V
1028(STYLE) -EY5-(RESISTANCE CODE)
Side Adjust
Top Adjust
1028(STYLE)-EY5-(RESISTANCE CODE)-T
The Model 3386 is available with a knob for finger adjustment. Add suffix
letter “T” to order code.
Note: Specifications are subject to change without notice.
RKT-3386Trimming PotentiometersRKT-3386Trimming Potentiometers
RKT-3386Trimming Potentiometers
RKT-3296Trimming Potentiometers
T75Trimming Potentiometers
RKT-3266Trimming Potentiometers
RKT-C3305Trimming Potentiometers
1028-SeriesTrimming Potentiometers