Features
■ Snap-in or bushing mount options
■ Standard resistance values available
■ Digital dial provides excellent readability
3610 - 10-Turn Precision Knobpot®
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Electrical Characteristics
Standard Resistance Range........................................................................................................................................................................ 100 to 100 K ohms
Total Resistance Tolerance................................................................................................................................................................................................ ±± ꢀ
Effective Electrical Angle ................................................................................................................................................................................... 3600 ° nominal
Absolute Minimum Resistance......................................................................................................................1 ohm or 0.1 ꢀ maximum (whichever is greater)
Noise ............................................................................................................................................................................................. 100 ohms ENR maximum
Dielectric Withstanding Voltage (MIL-STD-202, Method 301)
Sea Level...............................................................................................................................................................................................1,000 VAC minimum
70,000 Feet ..............................................................................................................................................................................................400 VAC minimum
Power Rating (Voltage Limited By Power Dissipation or 38± VAC, Whichever is Less)
+2± °C......................................................................................................................................................................................................................1.± watts
+8± °C...........................................................................................................................................................................................................................0 watt
Insulation Resistance (±00 VDC) .....................................................................................................................................................1,000 megohms minimum
Resolution .............................................................................................................................................................................See recommended part numbers
Accuracy (Correlation of Dial Readout to Voltage Ratio Output)................................................................................................................±0.± ꢀ voltage ratio
Repeatability of Dial Readout.....................................................................................................................................................................±0.1 ꢀ voltage ratio
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Environmental Characteristics
Operating Temperature Range.........................................................................................................................................................................+1 °C to +8± °C
Storage Temperature Range ...........................................................................................................................................................................-2± °C to +8± °C
Temperature Coefficient Over Storage Temperature Range2 ........................................................................................................±±0 ppmꢁ°C maximumꢁwire
Vibration .............................................................................................................................................................................................................................10 G
Wiper Bounce................................................................................................................................................................................0.1 millisecond maximum
Total Resistance Shift....................................................................................................................................................................................±2 ꢀ maximum
Voltage Ratio Shift......................................................................................................................................................................................±0.2 ꢀ maximum
Shock ...............................................................................................................................................................................................................................±0 G
Wiper Bounce................................................................................................................................................................................0.1 millisecond maximum
Total Resistance Shift....................................................................................................................................................................................±2 ꢀ maximum
Voltage Ratio Shift......................................................................................................................................................................................±0.2 ꢀ maximum
Load Life.................................................................................................................................................................................................1,000 hours, 1.± watts
Total Resistance Shift....................................................................................................................................................................................±2 ꢀ maximum
Rotational Life (No Load) .................................................................................................................................................................... ±0,000 shaft revolutions
Total Resistance Shift....................................................................................................................................................................................±2 ꢀ maximum
Moisture Resistance (MIL-STD-202, Method 103, Condition B)
Total Resistance Shift....................................................................................................................................................................................±2 ꢀ maximum
IP Rating............................................................................................................................................................................................................................IP 60
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Mechanical Characteristics
Stop Strength..............................................................................................................................................................................14 N-cm (20 oz.-in.) minimum
Mechanical Angle ...........................................................................................................................................................................................3600 ° +20 °, -0 °
Torque (Starting)..............................................................................................................................................0.71 to 4.94 N-cm (1.0 to 7.0 oz.-in.) maximum
Torque (Running)...................................................................................................................................................................4.94 N-cm (7.0 oz.-in.) maximum
Variation.............................................................................................................................................................................0.71 N-cm (1.0 oz.-in.) maximum
Backlash............................................................................................................................................................................................................ 1.0 ° maximum
Weight .....................................................................................................................................................................................................Approximately 20 gm
Terminals...................................................................................................................................................................................................Gold-plated J-Hooks
Soldering Condition
Manual Soldering...........................................................96.±Snꢁ3.0Agꢁ0.±Cu solid wire or no-clean rosin cored wire; 370 °C (700 °F) max. for 3 seconds
Wave Soldering ...................................................................................96.±Snꢁ3.0Agꢁ0.±Cu solder with no-clean flux; 260 °C (±00 °F) max. for ± seconds
Wash processes .......................................................................................................................................................................................Not recommended
Markings.................................................................. Manufacturer’s name and part number, resistance value and tolerance, wiring diagram, and date code
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At room ambient: +2± °C nominal and ±0 ꢀ relative humidity nominal, except as noted.
Recommended Part Numbers
Part Number
3610S-1-102
3610S-1-502
3610S-1-103
Resistance (Ω)
1,000
Resolution (%)
.035
Part Number
3610S-2-102
3610S-2-502
3610S-2-103
Resistance (Ω)
1,000
Resolution (%)
.035
BOLDFACE LISTINGS ARE IN STOCK AND READILY
AVAILABLE THROUGH DISTRIBUTION.
5,000
10,000
.027
.022
5,000
10,000
.027
.022
FOR OTHER OPTIONS AND RESISTANCE VALUES,
PLEASE CONSULT THE FACTORY.
“Knobpot” is a registered trademark of Bourns, Inc.
Specifications are subject to change without notice.
Customers should verify actual device performance in their specific applications.