MODEL139 [VISHAY]
1 5/16 (33.3 mm) Industrial Single Turn Cermet Bushing Mount Model; 1 5/16 （33.3 MM）工业单转金属陶瓷衬套安装模式
| 型号： | MODEL139 |
| 厂家： | 
VISHAY |
| 描述： | 1 5/16 (33.3 mm) Industrial Single Turn Cermet Bushing Mount Model |
| 文件： | 总3页 (文件大小：260K) |
| 中文： | 中文翻译 | 下载： | 下载PDF数据表文档文件 |
Not for New Design
Model 139
Vishay Spectrol
1 5/16" (33.3 mm) Industrial Single Turn
Cermet Bushing Mount Model
FEATURES
• Very high ohmic values available: up to 2 MΩ
• Center tap available
• Continuous rotation and mechanical stops
both standard
RoHS
COMPLIANT
This Model 139 is only for maintenance purposes. It is not
recommended for new designs and will be obsolete in a near
future.
• High power rating
ELECTRICAL SPECIFICATIONS
PARAMETER
STANDARD
500 Ω to 2 MΩ
20 %
STANDARD
0.5 %
SPECIAL
Ohmic Value
500 Ω to 2 MΩ
5 %
Tolerance
Linearity (Independent)
BEST PRACTICAL
0.25 %
Output Smoothness
Power Rating
0.1 % maximum
40 °C ambient
5 W
derated to zero at 125 °C
Electrical Rotation
Continuous
345° 4°
340° 5°
Stops
Insulation Resistance
Dielectric Strength
Absolute Minimum Resistance
Minimum Voltage
1000 MΩ minimum at 500 VDC
1000 VRMS, 60 Hz
1.0 % of total resistance
0.5 % maximum
Temperature Coefficient of Resistance
100 ppmꢀ°C maximum
MATERIAL SPECIFICATIONS
ENVIRONMENTAL SPECIFICATIONS
Housing
Rear Lid
Shaft
Molded glass filled thermoplastic
Vibration
15 Gs thru 2000 Hz
Glass filled thermoset plastic
Stainless steel, non-magnetic
Shock
50 g
48 h
Salt Spray
Brass, plated for solderability,
Non-passivated
Terminals
Rotational Life
Shaft Revolutions
Operating Temperature Range
2 million
Mount Hardware
Lockwasher Internal Tooth:
Panel Nut:
Steel, nickel plated
Brass, nickel plated
- 55 °C to + 125 °C
ORDERING INFORMATION/DESCRIPTION
139
B
0
0
20K
RESISTANCE CODE
BO10
BUSHING
MOUNT
MECHANICAL
OPTIONS
OTHER OPTIONAL
FEATURES
MODEL
PACKAGING
0. Standard (end taps)
1. Center tap (within
5° of electrical center)
0. Continuous
2. Stops
Box of 10 pieces
Other characteristics will be standard as described on this specification sheet. If special characteristics are required such as special linearity
tolerance, special resistance tolerance, non-linear functions, etc., please state these on your order.
SAP PART NUMBERING GUIDELINES
139
B
2
1
103
B10
MECHANICAL
OPTIONS
MODEL
STYLE
FEATURES
With center tap
OHMIC VALUE
PACKAGING
Box of 10 pieces
With stops
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14
For technical questions, contact: sfer@vishay.com
Document Number: 57038
Revision: 28-May-07
Not for New Design
Model 139
1 5ꢀ16" (33.3 mm) Industrial Single Turn
Cermet Bushing Mount Model
Vishay Spectrol
DIMENSIONS in inches (millimeters)
0.031
0.875
(22.22)
+ 0.0000
Ø 0.4062 MTG.- 0.0020
0.015
0.625
(15.88)
0.015
(10.32)
0.187 0.015
(4.75)
0.375
(9.52)
60°
0.010
0.015
0.032
(0.81)
Ø 0.500
(12.70)
BC
+ 0.0000
0.062
(1.57)
Ø 0.2497 (6.34)- 0.0003
0.030 MAX. (0.76)
0.562 (14.27)
0.015
Ø 1.312
(33.32)
0.032 (0.81)
3/8 - 32 UNEF - 2A
Ø 0.125 (3.18)
0.062 (1.57)
2
CW
1
3
MTG. SURFACE
TOLERANCES: UNLESS OTHERWISE NOTED.
DECIMALS 0.005 ANGLES 2°
SCHEMATIC
MECHANICAL SPECIFICATIONS
PARAMETER
Rotation
360° (continuous) 340° 5° stops
Sleeve
Bearing Type
STARTING
1.0 oz. - in (72 g - cm)
RUNNING
0.7 oz. - in (50.40 g - cm)
Torque (Maximums)
Runouts (Maximums)
Shaft Runout (TIR)
Pilot Dia. Runout (TIR)
Lateral Runout (TIR)
Shaft End Play
0.002" (0.05 mm)
0.003" (0.08 mm)
0.005" (0.13 mm)
0.008" (0.20 mm)
0.003" (0.08 mm)
Shaft Radial Play
Weight
1.0 oz. maximum (28.35 g)
Stop Strength
8.0 in - lbs (9.21 kg - cm) (stops version only)
POWER RATING CHART
MARKING
6.0
Units shall be marked with Vishay Spectrol
name, model number, resistance and
tolerance, linearity, terminal identification, and
data code Applicable test procedures:
MIL-R-39023
5.0
Unit
Identification
4.0
3.0
2.0
1.0
0
20
40
60
80
100
120
140
AMBIENT TEMPERATURE IN °C
Document Number: 57038
Revision: 28-May-07
For technical questions, contact: sfer@vishay.com
www.vishay.com
15
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
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1
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