800 874 1874 · Fax: 915 858 8450 · Clarostat Sensors and Controls · El Paso, Texas 79936
Model 590 & 591
590 FEATURES:
•
Commercial Modular Pot
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Conductive Plastic Element
•
Smooth Feel
•
High Rotational Life
•
Quiet Electrical Output
•
Robust Construction
591 FEATURES:
•
Commercial Modular Pot
•
Cermet Element
•
Smooth Feel
•
Temperature Stable
•
Robust Construction
Commercial
Potentiometers
Electrical
RESISTANCE RANGE:
590: 100Ω to 5.0MΩ - linear
500Ω to 2M - non linear
591: 100Ω to 2.0MΩ - linear
250Ω to 1MΩ - non linear
RESISTANCE TOLERANCE:
Linear- Standard ±10% to 500K,
±20% over 500K
Non-Linear- Standard ±10% to 100K,
±20% over 100K
TAPER TOLERANCE:
20% of Nominal R @ 50%
Mechanical Rotation
LINEARITY:
±5% Independent
END RESISTANCE:
Linear- 4Ω Max. Each End
Non-Linear- 4Ω Max., low side;
1% Total R high side
POWER RATING:
590: 0.5 watts @ 70°C, 0 watts @120°C
591: 1 watt @ 70°C, 0 watt @150°C,
Non-Linear or PC Mount, Derate 50%
EFFECTIVE ROTATION:
265° ±5° without Rotary Switch
240° ±5° with Rotary Switch
DYNAMIC NOISE:
590: 1.5% of total resistance
591: 3% of total resistance
MAXIMUM CONTINUOUS WORKING VOLTAGE:
350 VAC across end terminals,
but within power tating.
DIELECTRIC WITHSTANDING VOLTAGE:
Sea Level- 750 VAC
70,000 Feet- 350
VAC
SWITCH SPECIFICATIONS:
Rotary (AL) Switch: S.P.S.T. and
S.P.D.T., 125 mA, 28 VDC (Dry Circuit)
CCW or CW, Rotational Life 25,000
cycles (Rated Load).
Environmental
OPERATING TEMPERATURE:
590: -40°C to +120°C
591: -40°C to +150°C
STORAGE TEMPERATURE:
590: -55°C to +120°C
591: -55°C to +150°C
TEMPERATURE CYCLING:
590: -40°C to +120°C; (4% ∆Rt)
591: -40°C to +150°C; (3% ∆Rt)
LOAD LIFE:
1000 hrs. Rated Load @ 70°C
590: 10% ∆Rt
591: 5% ∆Rt
ROTATIONAL LOAD LIFE:
590: 50,000 cycles
591: 25,000 cycles
TCR (Over Storage Temperature Range):
590: ±1000 ppm/°C
591: ±150 ppm/°C
Mechanical
MECHANICAL ROTATION:
295° ±5°
TORQUE:
Operating-Single section .2 to 3.0 oz. in.
Dual or triple section .3 to
4.5 oz. in.
Variation in a control- .5 oz. in.
Center Detent- .6 to 3.0 oz. in.
Stop Strength- 3 in. lbs. min.
WEIGHT (APPROX):
Single- 0.19 oz., Dual- 0.27 oz.,
Triple- 0.35 oz.
MARKING:
Ink Stamp on Periphery or Rear per
EIA standard
NEW
ISO 9001
CERTIFIED
