Model 590 & 591
Commercial
Potentiometers
NEW
Electrical
Environmental
RESISTANCE RANGE:
590: 100Ω to 5.0MΩ - linear
500Ω to 2M - non linear
591: 100Ω to 2.0MΩ - linear
250Ω to 1MΩ - non linear
OPERATING TEMPERATURE:
590: -40°C to +120°C
591: -40°C to +150°C
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
590 FEATURES:
•
Commercial Modular Pot
•
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
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).
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
ISO 9001
CERTIFIED
800 874 1874 · Fax: 915 858 8450 · Clarostat Sensors and Controls · El Paso, Texas 79936
DIMENSIONS
CONSTRUCTION FEATURES:
Up to three sections
Mounting-Bushing
PC Support Plates
Type A forward mount
Type C rear mount
Rotary switches
Valley detents
Solder hook terminals
3/8 Bush; 1/4 shaft
Shaft seal
Mounting seal
Not sealed for board washing
CONSTRUCTION MATERIALS:
Housing- Molded Thermoplastic-black
Bushing- Brass
Shaft- Brass
Wiper- Metal contact spring
ORDERING INFORMATION
When ordering, indicate the desired options as shown in this example:
590
S
SERIES
NUMBER OF
SECTIONS
S: Single
D: Dual
T: Triple
590 CP
591 Cer
MECHANICAL
CONFIGURATION
X: None (single shaft
S, D, T sections)
S: Single w/ rotary
switch
P: Dual w/ rotary
switch
D: Single w/ center
detent (1/4 Dia Bush)
E: Dual w/ center
detent (1/4 Dia Bush)
X
1
M
LOCATING
PIN
7: None
1: SGL, 9o'clock
2: SGL, 3o'clock
5: DBL, 3 & 9
o'clock
METRIC BUSHING
SIZE & SHAFT
DIAMETER
M: M7 x .75; 6mm L
Shaft, 3mm Dia.
ENGLISH BUSHING
SIZE & SHAFT
DIAMETER
N: 1/4 Dia x 1/4 L
Shaft, 1/8 Dia
J: 1/4 Dia x 3/8 L
Shaft, 1/8 Dia
G: 3/8 Dia x 3/8 L
Shaft, 1/4 Dia
16
S
MATCHING METRIC
SHAFT
STYLE
S: Slotted
F: Flatted
P: Plain
Shaft length code, mm
Single Shaft
10: 10mm
13: 13mm
16: 16mm
22: 22mm
25: 25mm
MATCHING ENGLISH
Shaft length code,
in 64th in.
Single Shaft
32: 1/2 in.
40: 5/8 in.
48: 3/4 in.
56: 7/8 in.
64: 1 in.
80: 1 1/4 in.
103
RESISTANCE CODE (ohms)
(EIA Code- First 2 significant digits, 3rd is number
of zeros)
100
10K
500K
250
20K
750K
500
25K
1meg
750
50K
2meg
1K
75K
5meg
2.5K
100K
5K
250K
To order or for custom applications, call 800-874-1874 or Fax 915-858-8450
800 874 1874 · Clarostat Sensors and Controls · El Paso, Texas 79936
S
P
TAPER
S: Linear
Z: CW Log
R: CCW Log,
TERMINAL
CONFIGURATION
P: PC, 0.250" long
B: P terminals w/B-24-5
support plate
S: Solder Hook
A: Type A Mounting
C: Type C Mounting
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