Vishay MODEL122 1 1/16 (27 mm) single turn wirewound precision potentiometer Datasheet

Model 122
Vishay Spectrol
1 1/16" (27 mm) Single Turn Wirewound
Precision Potentiometer
FEATURES
• Gangable up to 6 sections
• Extra taps on request
RoHS
• Bushing or servo mount types available
COMPLIANT
• Ohmic value range: 5 Ω up to 100 kΩ
ELECTRICAL SPECIFICATIONS
PARAMETER
Total Resistance
Tolerance: 20 Ω and Above
Below 20 Ω
STANDARD
5 Ω to 20 kΩ
±3%
±5%
SPECIAL
to 100 kΩ
±1%
±3%
Linearity (Independent):
5 Ω to 200 Ω
200 Ω to 2 kΩ
2 kΩ to 10 kΩ
10 kΩ and Above
STANDARD
± 1.0 %
± 0.5 %
± 0.5 %
± 0.5 %
BEST PRACTICAL
± 0.50 %
± 0.35 %
± 0.25 %
± 0.20 %
100 Ω ENR
Noise
Electrical Angle
350° ± 2°
Power Rating
Section 1:
Additional Sections:
1.50 W at 70 °C ambient, derated to zero at 125 °C
75 % of the rating of section 1 (1.125 W at 70 °C)
Insulation Resistance
1000 MΩ minimum 500 VDC
Dielectric Strength
1000 VRMS 60 Hz
Linearity x total resistance or 0.5 Ω, whichever is greater
Absolute Minimum Resistance
Linearity x total applied voltage for total resistance above 20 Ω, 2.0 %
of total applied voltage for 20 Ω and below
End Voltage
Phasing (CCW End Points)
Additional sections phased to section 1 within ± 1°
Taps (Extra)
9 available as special standard tolerance ± 1°
ORDERING INFORMATION/DESCRIPTION
The Model 122 can be ordered from this data sheet with a variety of alternate characteristics, as shown. For most rapid service on your
order, please state:
122
B
1
5K
BO1
MODEL
MOUNTING TYPE
NUMBER OF SECTIONS
TOTAL RESISTANCE OF
EACH SECTION
PACKAGING
B: Bushing
S: Servo
Up to 6 sections
Beginning with the section
nearest the mounting end
Box of 1 piece
Other characteristics will be standard as described on this data sheet. If special characteristics are required, such as: special linearity
tolerance, special resistance tolerance, extra taps, non-linear functions, etc., please state these on your order and allow additional lead time
for delivery.
SAP PART NUMBERING GUIDELINES
122
S
2
103
203
B01
MODEL
MOUNTING TYPE
NUMBER OF
SECTIONS
OHMIC VALUE
OHMIC VALUE
PACKAGING
Servo
2
Section NO 1
103 = 10K
Section NO 2
203 = 20K
Box of 1 piece
Document Number: 57036
Revision: 03-Jul-07
For technical questions, contact: [email protected]
www.vishay.com
83
Model 122
1 1/16" (27 mm) Single Turn Wirewound
Precision Potentiometer
Vishay Spectrol
DIMENSIONS in inches (millimeters)
BUSHING MOUNT: 122B...
± 0.010
± 0.031
0.687
(17.45)
1
0.875
(22.22)
0.375
(9.52)
± 0.015
3
0.308 MIN.
(7.82)
30°
TYP.
1
+ 0.0000
0.062
(1.57)
Ø 0.1248 - 0.0003
(3.17)
2
+ 0.0000
Ø 0.4062 - 0.0010
(10.32)
Ø 1.062
(26.97)
± 0.015
3/
8
0.735 R MAX.
(18.67)
- 32 UNEF - 2A
MTG. FACE
SERVO MOUNT: 122S...
0.308 MIN.
(7.82)
± 0.031
0.500
(12.70)
0.062
(1.57)
0.062
(1.57)
1
0.687
(17.45)
1
± 0.010
0.062
(1.57)
+ 0.0000
Ø 0.9688 - 0.0005
(24.61)
Ø 1.062
(26.97)
ADD 0.500 ± 0.002 (12.70) FOR EACH
ADDITIONAL SECTION
TOLERANCES: UNLESS OTHERWISE NOTED.
DECIMALS ± 0.005 ANGLES ± 2°
± 0.015
2
Ø 0.968 MAX.
(24.58)
CW
1
+ 0.0000
0.1248 - 0.0003
Ø
(3.17)
3
SCHEMATIC
MTG. FACE
MATERIAL SPECIFICATIONS
Housing and Lids
Shaft
ENVIRONMENTAL SPECIFICATIONS
Aluminum, anodized
Stainless steel, non-magnetic
non-passivated
Vibration
15 g thru 2000 CPS
Shock
50 g
Salt Spray
96 h
Rotational Life
1 million shaft revolutions
Load Life
900 h
Temperature Range
Terminals
- 55 °C to + 125 °C
Brass, plated for solderability
MARKING
Bushing Mount Hardware
Lockwasher Internal Tooth:
Panel Nut:
www.vishay.com
84
Steel, nickel plated
Brass, nickel plated
Unit
Identification
Units shall be marked with Vishay Spectrol
name and model number resistance and
resistance tolerance, linearity, terminal
identification and data code
For technical questions, contact: [email protected]
Document Number: 57036
Revision: 03-Jul-07
Model 122
1 1/16" (27 mm) Single Turn Wirewound
Precision Potentiometer
POWER RATING CHART
Vishay Spectrol
RESISTANCE ELEMENT DATA
(Ratings for cup No.1.
Additional cups 75 % of values shown)
6
RESISTANCE
VALUES
(Ω)
RESOLUTION
(%)
OHMS
PER
TURN
MAXIMUM MAXIMUM
WIRE
CURRENT VOLTAGE
TEMP.
AT 70 °C ACROSS
COEF.
COIL
AMBIENT
(ppm/°C)
(V)
(mA)
RATED POWER IN W
5
4
3
2
1
SPECIAL 150 °C
STANDARD 125 °C
0
20
40
60
80
100
120
140
160
AMBIENT TEMPERATURE IN °C
5
0.364
0.018
548
2.74
800
10
0.311
0.031
387
3.87
800
20
0.250
0.050
274
5.48
180
50
0.232
0.116
173
8.65
180
100
0.232
0.231
122
12.2
20
200
0.194
0.389
86.6
17.3
20
500
0.168
0.841
54.8
27.4
20
1K
0.156
1.557
38.7
38.7
20
2K
0.109
2.178
27.4
54.8
20
5K
0.088
4.382
17.3
86.5
20
10K
0.076
7.644
12.2
122
20
20K
0.071
14.235
8.66
173
20
50K
0.062
30.921
5.48
274
20
100K
0.052
51.983
3.87
387
20
MECHANICAL SPECIFICATIONS
PARAMETER
Rotation
360° continuous
Servo mount: Ball bearing
Bushing mount: Sleeve bearing
Bearing Type
Torque (Maximums)
Servo, 1 Section
Bushing, 1 Section
Each Additional Section
Mechanical Runouts (Maximums):
Shaft Runout (TIR/in)
Pilot Dia. Runout (TIR)
Lateral Runout (TIR)
Shaft End Play
Shaft Radial Play
Weight (Maximums):
Single Section
Each Additional Section
Ganging
Moment of Inertia
Document Number: 57036
Revision: 03-Jul-07
STARTING
0.25 oz. - in (18.0 g - cm)
0.30 oz. - in (21.6 g - cm)
0.20 oz. - in (14.4 g - cm)
RUNNING
0.15 oz. - in (10.8 g - cm)
0.25 oz. - in (18.0 g - cm)
0.15 oz. - in (10.8 g - cm)
SERVO
0.002" (0.05 cm)
0.002" (0.05 cm)
0.002" (0.05 cm)
0.005" (0.13 cm)
0.002" (0.05 cm)
BUSHING
0.002" (0.05 cm)
0.002" (0.05 cm)
0.005" (0.13 cm)
0.005" (0.13 cm)
0.003" (0.08 cm)
0.8 oz. (22.7 g)
0.4 oz. (11.3 g)
6 sections maximum, terminal alignment, added
sections within ± 10° of section 1 terminals
0.12 g - cm2 per section maximum
For technical questions, contact: [email protected]
www.vishay.com
85
Legal Disclaimer Notice
Vishay
Disclaimer
All product specifications and data are subject to change without notice.
Vishay Intertechnology, Inc., its affiliates, agents, and employees, and all persons acting on its or their behalf
(collectively, “Vishay”), disclaim any and all liability for any errors, inaccuracies or incompleteness contained herein
or in any other disclosure relating to any product.
Vishay disclaims any and all liability arising out of the use or application of any product described herein or of any
information provided herein to the maximum extent permitted by law. The product specifications do not expand or
otherwise modify Vishay’s terms and conditions of purchase, including but not limited to the warranty expressed
therein, which apply to these products.
No license, express or implied, by estoppel or otherwise, to any intellectual property rights is granted by this
document or by any conduct of Vishay.
The products shown herein are not designed for use in medical, life-saving, or life-sustaining applications unless
otherwise expressly indicated. Customers using or selling Vishay products not expressly indicated for use in such
applications do so entirely at their own risk and agree to fully indemnify Vishay for any damages arising or resulting
from such use or sale. Please contact authorized Vishay personnel to obtain written terms and conditions regarding
products designed for such applications.
Product names and markings noted herein may be trademarks of their respective owners.
Document Number: 91000
Revision: 18-Jul-08
www.vishay.com
1
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