BOURNS PTM90

T
PL
IA
N
M
CO
*R
oH
S
Features
■ Carbon element
■ Assortment of resistance tapers
■ Variety of shaft lengths
■ Flatted, knurled and slotted shaft styles
■ Center detent option
PTM90 Series Panel Control w/Push-Push Switch
Electrical Characteristics
Standard Resistance Range
............................1K ohms to 1 megohm
Standard Resistance Tolerance
R < 250K ohms .............................±20 %
R ≥ 250K ohms .............................±30 %
End Resistance
R < 50K ohms .................. 30 ohms max.
R ≥ 50K ohms ............. 0.1 % of TR max.
Insulation Resistance @ 250 VDC
................................. 100 megohms min.
Dielectric Withstanding Voltage ....300 VAC
Tracking Error (-40 dB to 0 dB) .........±3 dB
Standard Taper ...................... Linear, Audio
Power Rating
Linear ....................................... 0.05 watt
Audio ...................................... 0.025 watt
Slider Noise ...........................100 mV max.
Operating Voltage ........... 50 VAC / 10 VDC
Product Dimensions
Knurled Shaft
22.06
(0.869)
20.0
(0.787)
DIMENSIONS:
6.0
(0.236)
7.0
(0.276)
SW
R2 R1
1.0
(0.040)
M7 x
SWITCH TRAVEL
1.5 ± 0.5
(0.059 ± 0.020)
0.75
0.030
0.8 ± 0.2
(0.031 ± 0.002)
SHAFT SLOT
IS OPTIONAL
ANGLE
C1
9.0
(0.354)
1.0
(0.040)
6.0
(0.236)
DIA.
9.5
(0.374)
4.85
(0.191)
Y
X
X
1
2
6.5 ± 0.5
(0.256 ± 0.002)
3
Y
0.9 ± 0.1
(0.035 ± 0.004)
3.5
(0.138)
Slotted Shaft
22.06
(0.869)
Environmental Characteristics
25.0
(0.984)
Operational Life .................... 15,000 cycles
TR Shift .........................................±15 %
Operating Temp. Range ...-10 °C to +55 °C
Resistance to Solder Heat ..................±5 %
IP Rating .............................................IP 40
1.6 ± 0.2
(0.063 ± 0.008)
SWITCH TRAVEL
1.5 ± 0.5
(0.059 ± 0.020)
10.0
(0.394)
60 °
9.5
(0.374)
4.85
(0.191)
Y
X
Mechanical Characteristics
Mechanical Angle ....................... 300 ° ±3 °
Operating Torque ..................20~250 gf-cm
Stop Strength........................ 5 kgf-cm min.
Mounting Torque ................ 10 kgf-cm max.
Shaft Push/Pull Strength ......... 10 kgf max.
Soldering Condition
Manual ............... 300 °C ±5 °C for 3 sec.
Wave .................. 260 °C ±5 °C for 5 sec.
Wash ......................... Not recommended
Hardware ....................One flat washer and
one mounting nut supplied with
each potentiometer
MM
(INCHES)
SW
C0.5
1.0 ± 0.1
(0.039 ± 0.004)
6.0 ± 0.1
(0.236 ± 0.004)
DIA.
0.75
M7 x
0.030
R2 R1
0.8 ± 0.2
(0.031 ± 0.002)
X
1
2
6.5 ± 0.5
(0.256 ± 0.002)
3
Y
0.9 ± 0.1
(0.035 ± 0.004)
3.5
(0.138)
SHAFT SHOWN IN
FULL CCW POSITION
Flatted Shaft
22.06
(0.869)
9.5
(0.374)
4.85
(0.191)
L
F
B
60 °
SWITCH TRAVEL
1.5 ± 0.5
(0.059 ± 0.020)
Y
X
X
Switch Characteristics
Power Rating .......................3 A @ 16 VDC
Contact Resistance .............. 100 milliohms
Dielectric Strength
Bushing to Terminals.................300 VAC
Switch Terminals .........................50 VAC
Insulation Resistance
Bushing to Terminals @ 250 VAC
......................................... 100 megohms
Switch Terminals @ 50 VAC
........................................... 10 megohms
Switch Type .................. Push on - Push off
Contact Arrangement........................ SPDT
Switch Stroke......................... 1.5 ± 0.1 mm
Operating Force......................... 2 kgf max.
Operating Life ....................... 10,000 cycles
SW
R2 R1
M7 x
0.75
0.030
0.8 ± 0.2
(0.031 ± 0.002)
C1
4.5 +0/-0.1
(0.277 +0/-0.004)
6.0 +0/-0.05
(0.236 +0/-0.002)
DIA.
Dimensions
L
20
(0.787)
30
(1.181)
B
7
(0.276)
10
(0.394)
F
10
(0.694)
12
(0.472)
*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.
The device characteristics and parameters in this data sheet can and do vary in different applications and actual device performance may vary over time.
Users should verify actual device performance in their specific applications.
1
2
3
6.5 ± 0.5
(0.256 ± 0.002)
Y
0.9 ± 0.1
(0.035 ± 0.004)
3.5
(0.138)
SHAFT SHOWN IN
FULL CCW POSITION
PTM90 Series Panel Control w/Push-Push Switch
Mounting Hole Detail
A
D
X
5.0
(0.197)
C
Tapers
Y
X
DIA.
1.0 +0.1/-0
(0.039 +0.004/-0)
10 PLCS.
5.0
(0.197)
100
90
MOUNTING
SURFACE
F
A Series Tapers
6.0 ± 0.2
(0.236 ± 0.008)
0.8 ± 0.2
(0.315 ± 0.008)
Y
2.0 ± 0.1
(0.079 ± 0.004)
Hardware
DIA.
12.0
(.472)
Output Voltage across Terminals 1-2
X 100 (%)
Input Voltage across Terminals 1-3
5.55
(0.218)
4.0
(0.157)
Locating Lug Detail
2.5
(0.098)
70
60
50
40
(3
30
0A
);A
6
(1
0
MM
(INCHES)
DIMENSIONS:
10
20
30
40
50
1
A);A
(05
12.7
DIA.
(.500)
A5
A);
(25
4
A);A
3
(20
A);A
(15
0A);A2
20
10
7.2
DIA.
(.283)
M7 x 0.75
(.030)
80
60
70
80
Rotational Travel (%)
Terminal 1
90
100
Terminal 3
B Series Tapers
100
0.5
(.020)
);B5
(5B
How To Order
Standard Resistance Table
PTM90 2 - 0 25 S - 103 B2
Model Number
Designator
PTM90 = Panel Control
w/Push-Push Switch
Number of Sections
2 = Dual Gang
Center Detent
0 = No Detent
1 = Center Detent
Shaft Length (FMS)
20 = 20 mm (Knurled and Flatted
shaft)
25 = 25 mm (Slotted shaft only)
30 = 30 mm (Flatted shaft only)
Shaft Style
F = Flatted Metal
K = Knurled (18 tooth serrated)
S = Slotted Metal
Resistance Code
(See Standard Resistance Table)
Resistance Taper (See Taper Charts)
Taper Series followed by Curve Number
Resistance
(Ohms)
1,000
2,000
5,000
10,000
20,000
50,000
100,000
200,000
500,000
1,000,000
Resistance
Code
102
202
502
103
203
503
104
204
504
105
(4B
);B
4
3
80
);B
WASHER
(3B
NUT
Output Voltage across Terminals 1-2
X 100 (%)
Input Voltage across Terminals 1-3
90
(1
(2
B)
B)
;B
;B
2
1
2.0
(.079)
70
60
50
40
30
20
10
0
10
20
30
Terminal 1
40
50
60
70
80
Rotational Travel (%)
90
100
Terminal 3
Switch Circuit
C Series Tapers
100
A
C
D
F
90
OUTER
CONNECTION
Schematic
Dual Gang
2
R1 1
3
R2 1'
3'
Output Voltage across Terminals 1-2
X 100 (%)
Input Voltage across Terminals 1-3
11.0
(.433)
DIA.
80
70
60
50
40
(3
0C
6
C)
;C5
20
(1
0C
)
;C
10
2
(05
C);C
1
0
2'
);C
(25
30
10
Terminal 1
20
30
40
(20
C);C
4
(15
C);C
3
50
60
Rotational Travel (%)
70
80
90
100
Terminal 3
REV. 03/13
Specifications are subject to change without notice.
The device characteristics and parameters in this data sheet can and do vary in different applications and actual device performance may vary over time.
Users should verify actual device performance in their specific applications.