CO
M
PL
IA
N
Features
Metal version
Various housings (bushing lengths), shaft and rotary switches available
Additional models and versions available
Carbon resistive element
This model is currently available but not
recommended for new designs.
*R
oH
S
T
0503 - Rotary Potentiometer w/Switch
Mechanical Angle
...............................310 ° (270 ° + 40 °)
Starting Torque ................0.5 to 1.5 Ncm
End Stop Strength ......................60 Ncm
Shaft Push-Pull Force...........100 N max.
Resistance Range
...................100 ohms to 4.7 megohms
Resistance Taper...........................Linear
Power Rating .................................0.2 W
Switch Function ............................1 pole
on/change-over switch
Switch Rating ...............1 pole 250 V/1 A
Switch Angle.....................................40 °
Switch Torque ............3.5 Ncm to 7 Ncm
Temperature Range ......-25 °C to +70 °C
Rotational Life ...................10,000 cycles
Switch Life ........................10,000 cycles
Standard Resistance Table
Resistance
(Ohms)
100
220
470
500
1,000
2,200
4,700
5,000
10,000
22,000
47,000
50,000
100,000
220,000
470,000
500,000
1,000,000
Resistance
Code
101
221
471
501
102
222
472
502
103
223
473
503
104
224
474
504
105
B
5.0 ± 0.1
(.197 ± .004)
Characteristics
Product Dimensions
0503-033
1.2
(.047)
2.5 +0/-0.2
(.097 +0/-.008)
1.2
(.047) 1.27
(.050)
3
2
17.0
2.0
(.669) (.079)
ca.
12.0
(.472)
1
10.0
(.394)
0.8
(.031)
M10X0.75
0.5
x 45 °
(.020)
B
8.0
(.315)
50 ± 0.5
(1.969 ± 0.20)
22.5
(.886)
16.4 ± 0.5
(.646 ± .020)
9.2 ± 0.3
(.362 ± .012)
6.0
DIA. (.236)
14.0
(.551)
16.0
(.630)
10.3
(.406)
INNER DIA.
8.8
(.346)
15.5
(.610)
OUTER DIA.
SW 14
SCREW NUTS
AND WASHER
SUPPLIED LOOSE
8.0 ± 0.1
(.315 ± .004)
12.0 ± 0.1
(.472 ± .004)
0.5
(.020)
2.5
(.098)
0503-910
2.5 +0/-0.2
(.097 +0/-.008)
1.2
(.047)
2.0
(.079)
4.5 ± 0.03
(.177 ± .001)
12.0
(.472)
0.8
(.031)
M10X0.75
10.0
(.394)
22.5
(.886)
9.2 ± 0.3
(.362 ± .012)
B
50 ± 0.5
(1.969 ± 0.20)
DIA.
4.0
(.157)
0.3
x 45 °
(.012)
3
17.0
(.669)
ca.
2
1
16.0
(.630)
11.0
(.433)
8.8
(.346)
16.4 ± 0.5
(.646 ± .020)
2
CCW
WIPER
1
CLOCKWISE
3
CW
Recommended PCB Layout
10.0
(.394)
1.3 +0.1/-0
(.051 +.004/-0)
3
2
1
10.0
(.394)
2.6 +0.1/-0
(.102 +.004/-0)
7.2
(.283)
INNER DIA.
10.3
(.406)
OUTER DIA.
0.5
(.020)
SW 10
SCREW NUTS
AND WASHER
SUPPLIED LOOSE
2.0
(.079)
B
5.0 ± 0.1
(.197 ± .004)
8.0 ± 0.1
(.315 ± .004)
12.0 ± 0.1
(.472 ± .004)
5.7
(.224)
7.1 +0.1/-0
(.280 +.004/-0)
DIMENSIONS ARE:
MM
(INCHES)
*RoHS Directive 2002/95/EC Jan. 27, 2003 including annex and RoHS Recast 2011/65/EU June 8, 2011.
Specifications are subject to change without notice.
Customers should verify actual device performance in their specific applications.
BOURNS [ BOURNS ELECTRONIC SOLUTIONS ]
