GF063-K
Series
with Knob
TOCOS
POTENTIOMETERS
®
1/4’’ Square, Single-Turn, Through-Hole Sealed Cermet Trimmers
Features
1/4” square, single-turn, through-hole, sealed cermet trimmers
Top and side adjust styles available
Knob on all models for convenient fingertip adjustment
Same design and housing sizes as GF063 series
Precious metal, multi-contact wiper design
Meets UL 94V-0 flammability requirements
Sealed to withstand immersion cleaning processes
Tape and ammo box available for PK, P1K and UK models
Specifications
Electrical
Standard Resistance Range
. . . . . . . . . . . . . . 10Ω to 5MΩ
(standard 1, 2 & 5 sequence )
Resistance Tolerance
. . . . . . . . . . . . . . .
10% and
20%
End Resistance
. . . . . . . . . . 1% or 1Ω, whichever is greater
Resistance Taper
. . . . . . . . . . . . . . . . . . . . . . . . . . . . Linear
Peak Noise (C.R.V.)
. . . . . . . 1% or 1Ω, whichever is greater
Power Rating
. . . . . . . . 0.5 watt at
70 C, 0 watt at
125 C
Maximum Input Voltage
. . . . . . . . 250VDC or power rating,
whichever is smaller
Temperature Coefficient
. . . . . . . . . . . . . . . .
100ppm / C
Insulation Resistance
. . . . . 1,000MΩ minimum at 500VDC
Dielectric Strength
. . . . . . . . . . . . . . . . . 900VAC, 1 minute
Adjustment Travel
. . . . . . . . . . . . . . . . . . . . . . . . . 210
10
Environmental
Temperature Range
. . . . . . . . . . . . . . . . .
55 C to
125 C
Low Temperature Operation
. . . . 55 C, 0.5 watt, 2 hours
∆T/R
)
2%, S.S.
)
2%
High Temperature Exposure
. . . . . . . . . 125 C, 250 hours
∆T/R
)
2%, S.S.
)
2%
Load Life
. . . . . . . . . . . . . . . . .
70 C, 0.5 watt, 1,000 hours
∆T/R
)
3%, S.S.
)
2%
Thermal Shock
. . . . . . . . . . . . . . . . . . . . . . 55 C, 125 C,
30 minutes each, 5 cycles
∆T/R
)
1%, S.S.
)
1%
Shock
. . . . . . . . . . . . 100G, 6ms, 6 directions, 3 times each
∆T/R
)
1%, S.S.
)
1%
Vibration
. . . . . . . . . . . . . . . . 10-2,000Hz, 1.5mm amplitude,
20G, 12 hours
∆T/R
)
1%, S.S.
)
1%
Humidity
. . . . . . . . . . . . . . . . . . . . . . . .
40 C, 90-95%RH,
0.5 watt, 500 hours
∆T/R
)
3%, S.S.
)
2%
Mechanical
Mechanical Travel
. . . . . . . . . . . . . . . . . . . . . . . . . 250
10
Shaft Torque
. . . . . . . . . . . . . . 200 gf
•
cm (2.77 oz
•
in) max.
Stop Strength
. . . . . . . . . . . . . . 500 gf
•
cm (6.93 oz
•
in) min.
Flammability of Plastic Materials
. . . . . . . Meets UL 94V-0
Nominal Weight
. . . . . . . . . . . . . . 0.54g (PK, P1K, WK, UK )
0.64g (SK, S1K, XK, X1K, VK, V1K )
Marking
. . . . . . . . . Resistance code, date code, model type
Moisture Resistance
. . . . . .
10 C to 65 C, 80-98%RH,
0.5 watt, 10 cycles, 240 hours
∆T/R
)
2%
Soldering Heat Resistance
. . . . . . . . . . . 350 C, 3 seconds
∆T/R
)
1%
Seal Test
. . . . . . . . . . . . . . . . . 85 C, hot water for 1 minute
Rotational Life
. . . . . . . . . . 100 cycles without discontinuity
∆T/R
)
(2Ω 3%)
∆T/R
= Total Resistance Change; S.S. = Setting Stability ( voltage ratio )
All GF063-K models are available without knobs.
Refer to GF063 Series on page 56.
68
1177 East Tower Road, Schaumburg, IL 60173
TOCOS
AMERICA, INC.
Tel: 847-884-6664
Fax: 847-884-6665
E-mail: sales@tocos.com
www.tocos.com
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