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NTE Electronics, Inc. D Voice (973) 748−5089 D FAX (973) 748−6224 D http://www.nteinc.com
Features
•Multifinger precious metal wiper for long term set point stability
•Central pivot locating gear for improved stability
•Unique ratchet device integral with gear to ensure long term
reliability
•Double chevron shaft for sealing plus consistant torque and
reliable adjustability
•IC style pins for easier board insertion
Spectrol No. NTE Part No.
Value
(Ohms) Adjust Diag No.
64X−100 500−0215 10 Side T7
64X−200 500−0216 20 Side T7
64X−500 500−0217 50 Side T7
64X−101 500−0218 100 Side T7
64X−201 500−0219 200 Side T7
64X−501 500−0220 500 Side T7
64X−102 500−0221 1K Side T7
64X−202 500−0222 2K Side T7
64X−502 500−0223 5K Side T7
64X−103 500−0224 10K Side T7
64X−203 500−0225 20K Side T7
64X−253 500−0226 25K Side T7
64X−503 500−0227 50K Side T7
64X−104 500−0228 100K Side T7
64X−204 500−0229 200K Side T7
64X−254 500−0230 250K Side T7
64X−504 500−0231 500K Side T7
64X−105 500−0232 1M Side T7
64X−205 500−0233 2M Side T7
Spectrol 64X Series
Trimmer − 3/8” square, multiturn
cermet
.095
(2.41)
T7
Clockwise
Wiper
1
2
3
.188 (4.78)
.020 (0.51) x
.012 (0.03) Typ
.060 (1.52)
321
.100 (2.54)
.395
(10.03)
.190
(4.83)
.064
(1.62)
Shaft:.078 (1.98) Dia
Slot: .023 (0.58) x
.030 (0.76)
.087 (2.2)
.375 (9.52)
Specifications
Electrical
Effective Travel: 25 turns nom
Resistance Range: 10Ω to 2 Meg Ω
Resistance Tolerance: ±10%
End Resistance: Less than 2Ω
Temperature Coefficient of Resistance:
100 ppm/°C. 100Ω thru 2 Meg Ω
0 to +250 ppm/°C. below 100Ω
Power Rating: 1/2 Watt @ 70°C derated to 0 Watts @ 125°C
Dielectric Withstanding Voltage:
1000V AC at sea level
250V AC at 80,000 feet (24,400 meters)
Insulation Resistance: 1000 Meg Ω min
Contact Resistance Variation: 2% or 20Ω, whichever is greater
Mechanical
Stop: Contact idles at stop
Operating Torque: 3mNm nom
Resistance Element: Cermet
2−Terminal Adjustability: 0.05% of RT
3−Terminal Adjustability: 0.01% of applied voltage
Environmental
Operating Temperature: −55°C to +125°C
Electrical Endurance: 1000 hour
Mechanical Life: 200 cycles
