RT12
www.vishay.com
Vishay Sfernice
Wirewound Rheostat / Potentiometer
FEATURES
• 12 W at 25 °C
• CCTU 05-03B (PA9)
• Vitreous style
• Material categorization: for definitions of compliance
please see
www.vishay.com/doc?99912
DIMENSIONS
in millimeters
RT12-PA9
PANEL CUT OUT DETAILS
Ø 22.5 ± 1.5
17
2
M6 x 0.75
-0
Ø 3 - 0.05
Ø 3.5
15.5
Ø 1.1
MIN
9±1
1
6.5 ± 0.5
12.5 ± 2 ACF
70°
18 ± 2
22 ± 2
AS
Ø 6.5
MOUNTING SIDE
STANDARD ELECTRICAL SPECIFICATIONS
MODEL
RT12
RESISTANCE
RANGE
1 to 2.2K
TOLERANCE
±%
10
RATED POWER
P
25 °C
W
12
VARIATION LAW
STANDARD
Linear
LIMITING
ELEMENT VOLTAGE
V
300
DIELECTRIC
STRENGTH
V
RMS
1000
INSULATION
RESISTANCE
10
3
M (500 V
CC
)
CLIMATIC SPECIFICATIONS
Temperature range
Climatic category
-55 °C; +320 °C
CCTU 454
CEI 55 / 200 / 56
MECHANICAL SPECIFICATIONS
Mechanical protection
Mechanical travel
Operating torque
End stop torque
Unit weight
Vitreous
290° + 15° / - 10°
1 Ncm to 10 Ncm
25 Ncm
18.3 g
Revision: 24-Aug-16
Document Number: 50025
1
For technical questions, contact:
sferfixedresistors@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
RT12
www.vishay.com
LOCKING DEVICE
The spindle locking device can be fitted only to special units
equipped with a slotted bushing.
Order reference: B
1 ± 0.2
Vishay Sfernice
PARTICULAR CHARACTERISTICS
NOMINAL
RESISTANCE
1
1.5
2.2
3.3
MAX. SERVICE
VOLTAGE
V
3.46
4.24
5.14
6.29
7.51
9.03
11
13.4
16.3
19.9
23.7
28.6
34.6
42.4
51.4
62.9
75.1
90.3
110
134
163
MAX. CURRENT
THROUGH WIPER
mA
3460
2830
2340
1910
1600
1330
1100
900
740
603
505
420
346
283
234
191
160
133
110
90
74
spanner n° 10
7
panel
3±1
4.7
6.8
10
15
22
SPINDLES
Ø
mm
3
3
DISTANCE TO MOUNTING
PLATE MM
12.5
22
SCREW DRIVER
SLOT
With
Without
CODE
ACF
AS
33
47
68
100
150
220
330
470
680
1K
1.5K
2.2K
Note
• For any special requirement on request: spindle flats, etc. Please
supply detailed drawing.
COMMAND KNOB: 20JF (OPTION)
21
DIAL: CG45 (OPTION)
4 holes Ø 3.5
4
3
5
6
7
8
1
0
37
45
10
9
37 45
Ø 23
Ø3
16
Ø7
2
MARKING
Vishay Sfernice trademark, series, style, ohmic value (in
or k), tolerance (in %), maximum current in A, manufacturing date
Revision: 24-Aug-16
Document Number: 50025
2
For technical questions, contact:
sferfixedresistors@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
RT12
www.vishay.com
Vishay Sfernice
ORDERING INFORMATION
RT
MODEL
012
STYLE
AS
SPINDLE
1501
OHMIC VALUE
K
TOLERANCE
B
PACKAGING
XXX
SPECIAL DESIGN
GLOBAL PART NUMBER INFORMATION
R
T
0
1
2
A
S
4
7
0
1
K
B
GLOBAL
SIZE
MODEL
RT
012
LOCKING
DEVICE (OPT.)
D
WINDING
(OPT.)
BXXX
or
BXXXX
As applicable
xxx(x) =
internal
number
COMMAND
SHAFT
AS
= standard
(diam: 3 mm)
ACF
OHMIC VALUE
The three first digits are
significant figures and the
last digit specifies the
number of zeros to follow.
R designates decimal point.
2002
= 20 k
4701
= 4.7 k
48R0
= 48
0R01
= 0.01
TOLERANCE PACKAGING
J
=5%
K
= 10 %
B
= bulk
BO10
No standard
packaging:
N
= bulk,
qty. open
SPECIAL
As applicable
Ex
= DXxx
RELATED DOCUMENTS
APPLICATION NOTES
Potentiometers and Trimmers
Guidelines for Vishay Sfernice Resistive and Inductive Components
www.vishay.com/doc?51001
www.vishay.com/doc?52029
Revision: 24-Aug-16
Document Number: 50025
3
For technical questions, contact:
sferfixedresistors@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.
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“Vishay”), disclaim any and all liability for any errors, inaccuracies or incompleteness contained in any datasheet or in any other
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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
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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
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© 2017 VISHAY INTERTECHNOLOGY, INC. ALL RIGHTS RESERVED
Revision: 08-Feb-17
1
Document Number: 91000