Model 860
www.vishay.com
Vishay Spectrol
1 13/16" (46 mm) Ten Turn Wirewound Potentiometer,
Bushing Mount
FEATURES
• Gangable up to 2 sections
• Large range of ohmic values: 20 to 200 k
• Extra taps available upon request
• Ideally suits for all industry applications
QUICK REFERENCE DATA
Sensor type
ROTATIONAL, multi turn wirewound
Output type
Output by turrets
Market appliance
Industrial
1 13/16" (46 mm)
Dimensions
ELECTRICAL SPECIFICATIONS
PARAMETER
Total resistance
Standard range
Tolerance:
200 and above
Below 200
20 to 200 k
STANDARD
±3%
±5%
Linearity (independent)
Special up to 500 k
SPECIAL
±1%
±3%
± 0.25 % standard
20 to 50
50 to 200
200 to 5 k
5 k and above
± 0.15 %
± 0.10 %
± 0.05 %
± 0.025 %
100 ENR
Noise
Electrical angle
3600° + 4° - 0°
Power rating
8.0 W at 40 °C derated to zero at 125 °C
Insulation resistance
1000 M minimum 500 VDC
Dielectric strength
1000 VRMS, 60 Hz
Not to exceed linearity x total resistance or 1 , whichever is greater
Absolute minimum resistance
End Voltage
0.5 % of total applied voltage maximum
Phasing
CCW end points sect. 2 phased to sect 1 within 1°
Taps (extra)
Available as special standard tolerance ± 1°
ORDERING INFORMATION/DESIGNATION
Model 860 can be ordered from this datasheet with a variety of alternate characteristics, as shown. For most rapid service on your order,
please state:
860
B
1
20K
BO10
MODEL
BUSHING MOUNT
NUMBER OF SECTIONS
RESISTANCE OF EACH SECTION
PACKAGING
From 1 up to 2 sections
(maximum)
Beginning with the section nearest
the mounting end
Box of 10 pieces
SAP PART NUMBERING GUIDELINES
860
MODEL
Revision: 10-Apr-13
B
1
203
B10
STYLE
NUMBER OF
SECTIONS
OHMIC VALUE OF
SECTION No 1
PACKAGING
Document Number: 57093
1
For technical questions, contact: sferprecisionpot@vishay.com
THIS DOCUMENT IS SUBJECT TO CHANGE WITHOUT NOTICE. THE PRODUCTS DESCRIBED HEREIN AND THIS DOCUMENT
ARE SUBJECT TO SPECIFIC DISCLAIMERS, SET FORTH AT www.vishay.com/doc?91000
Model 860
www.vishay.com
Vishay Spectrol
DIMENSIONS in inches (millimeters)
MODEL: 860B/860-1
MTG. FACE
2
± 0.015
2.000
(50.80)
0.250 MIN.
(6.35)
± 0.031
0.812
(20.62)
0.312
(7.92)
0.062
(1.57)
0.030 MAX.
(0.76)
0.010
(0.25)
2 1
± 0.015
3/
3
8
± 0.015
0.218
(5.54)
- 32 UNEF - 2A
± 0.015
1.812
(46.02)
0.562
(14.27)
0.062
(1.57)
+ 0.0000
- 0.0003
Ø 0.2497
(6.34)
Ø 0.125
(3.18)
+ 0.0000
Ø 0.4062 MTG.- 0.0020
(10.32)
2
1
CW
ADD 1.787 ± 0.010 (45.39) FOR 2 GANG UNIT
3
1
TOLERANCES: OTHERWISE NOTED.
DECIMALS ± 0.005 ANGLES ± 2°
SCHEMATIC
MECHANICAL SPECIFICATIONS
PARAMETER
Rotation
3600° + 4° - 0°
Bearing type
Torque (maximums):
Section 1
Section 2
Runouts (maximums)
Shaft (TIR)
Pilot dia (TIR)
Lateral (TIR)
Shaft end play
Shaft radial play
Weight (maximums)
Single section
Additional section
Stop strength
Ganging
Moment inertia
Revision: 10-Apr-13
Sleeve bearing
STARTING
1.75 oz. - in (126.02 g - cm)
2.55 oz. - in (183.62 g - cm)
RUNNING
1.26 oz. - in (90.01 g - cm)
1.85 oz. - in (133.21 g - cm)
0.002" (0.05 cm)
0.002" (0.05 cm)
0.005" (0.13 cm)
0.002" min. 0.010" max. (0.05 cm to 0.25 cm)
0.003" max. (0.08 cm)
4.5 oz. (127.58 g)
4.0 oz. (113.40 g)
750 oz. - in (static) (54.01 kg - cm)
2 sections maximum ears of clamp band between
sections positioned 45°, ± 10° CCW from
terminal center line
15.0 g - cm2 maximum
Document Number: 57093
2
For technical questions, contact: sferprecisionpot@vishay.com
THIS DOCUMENT IS SUBJECT TO CHANGE WITHOUT NOTICE. THE PRODUCTS DESCRIBED HEREIN AND THIS DOCUMENT
ARE SUBJECT TO SPECIFIC DISCLAIMERS, SET FORTH AT www.vishay.com/doc?91000
Model 860
www.vishay.com
Vishay Spectrol
MATERIAL SPECIFICATIONS
ENVIRONMENTAL SPECIFICATIONS
Bushing
Vibration
Aluminum, nickel plated
Housing and front lid
Molded glass filled thermoset
plastic
Rear lid
Stainless steel, non magnetic,
non-passivated
Terminals
Brass, plated for solderability
Mounting hardware
Lockwasher:
Panel nut:
50 g
Rotational life
Molded glass filled nylon
Shaft
10 g thru 500 CPS
Shock
500 000 shaft revolutions
Load life
900 h
Temperature range
- 55 °C to + 125 °C
Salt spray
48 h
Internal tooth steel, nickel plated
Brass, nickel plated
MARKING
Unit identification
Units will be marked with Vishay Spectrol name and model no, resistance and resistance tolerance, linearity,
terminal identification, and date code.
Example of a marking for a standard part: 860-11202
POWER RATING CHART
12
RATED POWER IN W
10
8
6
4
2
0
0
20
40
60
80
100
120
140
AMBIENT TEMPERATURE IN °C
RESISTANCE ELEMENT DATA
STANDARD
RESISTANCE VALUES
()
RESOLUTION
(%)
OHMS PER
TURN
MAXIMUM CURRENT
AT 70 °C AMBIENT
(mA)
MAXIMUM VOLTAGE
ACROSS COIL
(V)
WIRE TEMPERATURE
COEFFICIENT
(ppm/°C)
20
0.044
0.009
632
13
800
50
0.027
0.014
400
20
800
100
0.024
0.024
283
28
800
200
0.028
0.056
200
40
180
500
0.023
0.115
126
63
20
1K
0.018
0.182
89
89
20
2K
0.020
0.402
63
126
20
5K
0.015
0.754
40
200
20
10K
0.013
1.23
28
283
20
20K
0.010
1.97
20
400
20
50K
0.007
3.69
13
632
20
100K
0.007
6.51
8.9
894
20
200K
0.005
9.63
5.0
1000
20
500K
0.004
20.0
2.0
1000
20
Revision: 10-Apr-13
Document Number: 57093
3
For technical questions, contact: sferprecisionpot@vishay.com
THIS DOCUMENT IS SUBJECT TO CHANGE WITHOUT NOTICE. THE PRODUCTS DESCRIBED HEREIN AND THIS DOCUMENT
ARE SUBJECT TO SPECIFIC DISCLAIMERS, SET FORTH AT www.vishay.com/doc?91000
Legal Disclaimer Notice
www.vishay.com
Vishay
Disclaimer
ALL PRODUCT, PRODUCT SPECIFICATIONS AND DATA ARE SUBJECT TO CHANGE WITHOUT NOTICE TO IMPROVE
RELIABILITY, FUNCTION OR DESIGN OR OTHERWISE.
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 in any datasheet or in any other
disclosure relating to any product.
Vishay makes no warranty, representation or guarantee regarding the suitability of the products for any particular purpose or
the continuing production of any product. To the maximum extent permitted by applicable law, Vishay disclaims (i) any and all
liability arising out of the application or use of any product, (ii) any and all liability, including without limitation special,
consequential or incidental damages, and (iii) any and all implied warranties, including warranties of fitness for particular
purpose, non-infringement and merchantability.
Statements regarding the suitability of products for certain types of applications are based on Vishay’s knowledge of
typical requirements that are often placed on Vishay products in generic applications. Such statements are not binding
statements about the suitability of products for a particular application. It is the customer’s responsibility to validate that a
particular product with the properties described in the product specification is suitable for use in a particular application.
Parameters provided in datasheets and / or specifications may vary in different applications and performance may vary over
time. All operating parameters, including typical parameters, must be validated for each customer application by the customer’s
technical experts. Product specifications do not expand or otherwise modify Vishay’s terms and conditions of purchase,
including but not limited to the warranty expressed therein.
Except as expressly indicated in writing, Vishay products are not designed for use in medical, life-saving, or life-sustaining
applications or for any other application in which the failure of the Vishay product could result in personal injury or death.
Customers using or selling Vishay products not expressly indicated for use in such applications do so at their own risk.
Please contact authorized Vishay personnel to obtain written terms and conditions regarding products designed for
such applications.
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. Product names and markings noted herein may be trademarks of their respective owners.
Revision: 13-Jun-16
1
Document Number: 91000
