Page 1
(2) SHAFTS: The codes indicate diameter and length. M08: Code for the double potentiometer.
(1) MODELS : Models D y T are not available with "V" terminals.
(7) DETENTS : - Not available in models with plastic shaft X, W, Y, Z.
- Detents and switch are not compatible.
Two types of switches are offered: F1 and F2.
SWITCHES :
F1 = The code is "F01"
P
lastic shafts are only available if they are code P10, P11 or P12
(9)
F2 = (Only with metal shaft) Indicate the corresponding I-21 switch code.
(3) BUSHINGS ; The codes types 11, 12 and 13 have an antirotation lug (at 90°CW). Plastic shaft and double model are only available with Ø6 bushing.
+7%
-5%
07 05
negative tolerance
(5)
Tolerance (special), upon request.
positive tolerance
Code :Example :
(6) Shafts special length:
Only for special length and plain shafts (not knurled).
Example: Shaft Ø6 L= 24.5
M06 ....... 24.5
special length
shafts
Flatted and slotted shafts, etc. will need drawing.
Shaft M08 (T-21D) with other length, order under special drawing number.
Recomendation : Shaft L > 60 ..... bushing C = 19
10 1
Number of zeros
(4) VALUE:
2 first digits of the value.
Code:
In models "D" and "T" with different values, order under special drawing number.
Carbon resistive element.
FEATURES
T-21
21mm Carbon
Potentiometer
(8)
Stereo matching: Only available in tandem models and upon request.
NOTES:
NOTE: The information contained here should be used for reference purposes only.
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HOW TO ORDER
STANDARD
OPTIONAL EXTRAS
(See note 1)
A
Models
Metal shaft
A
D
T
S
Plastic shaft
X
W
Y
Z
T-21
Series
T-21
P01
P12
Metal
Plastic
(See note 3)
Shaft ØA Bushing Ø B Length C
Bushings
Code
07
(See note 7)
(See note 6)
(See note 5)
Other tapers
on request
(See note 4)
C
Terminals
C=
Solder Lugs
H=
Horiz. PCB
L=
Horiz. in Line PCB
V=
Vert. PCB
11
12
13
14
00
6 "U"
6 "U"
6.35 "U"
6.35
For models pot. X,W, S
3/8" x 32 h.
3/8" x 32 h.
3/8" x 32 h.
M10 x 0.75
9
12
9
9
07
08
09
6
6
6
M10 x 0.75
M10 x 0.75
M10 x 0.75
9
12
19
Value
(See note 8)
M06
Shafts
(See note 10)
MECHANICAL SPECIFICATIONS
ELECTRICAL SPECIFICATIONS
Equivalent Noise Resistance:
Operating temperature**:
25°C + 70°C (13°F + 158°F)
* Others upon request
80
Switch option not available with antilog taper.
(10)
Upon request:
Detents
Stereo matching
Switch
Nut & washer
High mechanical endurance.
M06
M07
M08
M11
M16
(See note 2)
Nut & washer
-TA =
Loose nut & washer
MTA= Assembled nut &
washer
MT- = Assembled nut
-T- = Loose nut
Stereo matching
3D = 3dB
4D = 4dB
6D = 6dB
Detents
01P= 1 detent
11P= 11 detents
41P= 41 "
Shafts spec. length
XX.X
0
Tolerance
2020= +/-20%
3030= +/-30%
2020
Taper
A= linear
B= Log.
C= Alog.
A223
(See note 9)
Switch
F01 = Mod. F1
112 = Mod. F2
" "
" "
744 = Mod. F2
Range of values (*)
Max. Voltage:
250 VDC (lin) 150 VDC (no lin)
Nominal Power 50°C (122°F)
(see power rating curve)
0.25 W (lin) 0.12 W (no lin)
Tolerance (*):
± 20%
± 30%
Taper (*) (Log. & Alog. only Rn > 1K)
Lin ; Log; Alog.
Stop torque:
> 80 Ncm. ( > 112 in-oz)
Torque:
0.5 to 1.5 Ncm.
(0.7 to 2.1 in-oz)
Electrical rotation angle:
290° ± 20°
Mechanical rotation angle:
310° ± 5°
** Up to 85°C depending on application
Residual resistance(*):
Page 2
MODELS WITH METALIC SHAFTS
T-21 D
10
4
0.7
8
4
1
0.7
1.2
4
7
K
0.1
22.5
26
7
0.7
1.2
5
9
1
4
7.5
6
L
+
0.5
K
0.1
4.6
22.5
1.5
9
+
0.1
1.2
K
9
1.3
10
10
2.5
10
5 5
1.3
+
0.1
10
2.5
10
5 5
1.3
+
0.1
2.5
2.5
10
5 5
10.1
+
0.1
2.5
4
2.5
16
1.3
+
0.1
TERMINALS
13.5
MODELS WITH PLASTIC SHAFTS
Switch No switch
............................................
Detents Without
.........................................
Shaft length 0 standard
..................................
Stereo matching Only for model "T" and upon request
............................
Nut & washer Without nut and washer
................................
(Max. 16 digits)
+ DRAWING NUMBER
T-21 A C
This way of ordering should be used for options which are not included
in the "How to order" standard and optional extras.
1.2
K
www.piher.net
A
S
E
A = Initial
S = Wiper
E = Final
81
STANDARD OPTIONS
HOW TO ORDER CUSTOM DRAWING
E
S
P
A
Ñ
A
P
I
H
E
R
E
S
P
A
Ñ
A
P
I
H
E
R
E
S
P
A
Ñ
A
P
I
H
E
R
60
6
9
10
M 10 x 0.75
21.5
2.5
26
7
+
0.5
50
6
9
10
M 10 x 0.75
21.5
2.5
26
7
+
0.5
4
60
+
0.5
20
6
9
M 10 x 0.75
21.5
26
7
60
+
0.5
20
6
5
22.5
26
7
60
+
0.5
9
6
5
22.5
26
7
L
+
0.5
9
L
6
9
10
M 10 x 0.75
21.5
2.5
26
7
+
0.5
0.1
L
6
10
M 10 x 0.75
21.5
2.5
26
7
+
0.5
0.1
16
1
4
5 5
+
0.1
5 5
16
1
4
5 5
+
0.1
20
21.5
2
22.3
T-21 A T-21 T
T-21 S
T-21 W
T-21 X
T-21 Y
T-21 Z
T-21 H
T-21 V
T-21 L
T-21 C
Page 3
% Rn
% Mechanical rotation
A: Lin.
B: Log.
C: Alog.
DETENTS TAPERS
NOTE: Out of range values may not comply these results.
T-21 X / Y S / I
2
A
B (Thread)
C 9.5
A
B (Thread)
C 10
0
O
90
O
+
5
O
FLATTED SHAFT
SLOTTED SHAFT
PLAIN SHAFT
18 tooth
KNURLED SHAFT
UNDER DRAWING
POWER RATING CURVE
www.piher.net
10.7
10.1
+
0.1
4
L =
26
L =
100
80
60
40
20
0
A E
25 50 75 100
A
C
B
Boxes of 150 / 200 pieces (160 x 110 x 85 mm.)
TEMPERATURE COEFFICIENT
THERMAL CYCLING
DAMP HEAT
VIBRATION (for each plane X,Y,Z)
±2 %
±5 %
±2.5 %
±300 ppm (Rn <100 K)
±3 % (Rn < 1 M)
±5 %
25.000 (10-15 CPM)
TESTS
TYPICAL VARIATIONS
MECHANICAL LIFE* :
ELECTRICAL LIFE
25°C; +70°C
16 h. @ 85°C; 2h. @ 25°C
500 h. 40°C 95% HR
2 h. @ 10 Hz 55 Hz.
1.000 h. 50°C; 0.25 W
4
6
6.35
4/6
40
60
60
50/60
M04
M06
M07
M08
A L
15
20
25
30
35
40
2
2
4
4
4
4
6
10
12
12
12
12
7
11
14
14
14
14
M11
M12
M13
M14
M15
M16
L A B C
6
6
6
6.35
9
12
19
9
M10 x 0.75
M10 x 0.75
M10 x 0.75
M10 x 0.75
07
08
09
14
A B C
6
6
6.35
9
12
9
3/8" x 32 h.
3/8" x 32 h.
3/8" x 32 h.
11
12
13
A B C
W
100
%
(%)
40
%
5
0 70
C
COD
E
COD
E
CODE
CODE
82
PLASTIC SHAFTS
PACKAGING
(*) only applicable to values 1K. For lower values please consult.
L = 2
L = 10
L = 16
L = 26
L = 36
L = 46
/
/
L = 15
L = 25
L = 35
L = 45
P01
P02
P03
P04
P05
P06
T-21 X T-21 Y
CODE
T-21 X/Y without Switch
K = 0
K = 6
K = 12
K = 12
K = 12
K = 35
Knurling length
L = 26
L = 36
L = 46
P07
P08
P09
T-21 W T-21 Z COD
E
L = 26
L = 36
L = 46
T-21 W/Z without Switch
K = 12
K = 12
K = 12
Knurling length
METALIC SHAFTS
BUSHINGS
T-21 Y C / I F01
K = 5
K = 14.6
K = 35
Knurling length
L = 16
L = 25
L = 46
P10
P11
P12
T-21 Y COD
E
T-21Y w/Sw F01
A
L
+
0.5
O6
C
1
BLA
A
L
A
L
+
0.5
+
0.5
+
5
O
2.5
21.5
3
21.5
60
6
9
13.5
M 10 x 0.75
21.5
2.5
26
7
+
0.5
STANDARD NON ROTARY PAWL
Page 4
www.piher.net
22
11.4
5.9
OPERATING ANGLE
OPERATING TORQUE
MAXIMUM AXIAL CHARGE
NOMINAL CURRENT
CONTACT RESISTANCE
TEST VOLTAGE (DIELECTRIC STRENGTH)
F 1
50° ±5°
3 -7 Ncm (4.2 - 9.8 in-oz)
80 N; 17 pounds
1A; 250 VAC
25m
2000 V (50 Hz)
MECHANICAL & ELECTRICAL
SPECIFICATIONS
83
SWITCH F1
SWITCH F2
16.5
3
26
2.5
13.5 5
17.5
OPERATING ANGLE (ROTARY)
PUSH / PUSH OPERATING TRAVEL
PUSH / PULL OPERATING TRAVEL
OPERATING TORQUE (ROTARY)
OPERATING FORCE (Push/Push ; Push/Pull)
MECHANICAL LIFE
STOP TORQUE
MECHANICAL SPECIFICATIONS
E S A
29.5
2.5
5
10
12.5 5
2.5
PUSH / PULL
4.5
PUSH / PUSH
21.5
35° ± 5°
4 mm.
2.5 mm.
2 to 9 Ncm. (2.8 to 12.7oz/in)
4 to 7 N (14 to 27oz)
10.000 cycles
> 100 Ncm. (142 oz/in)
SWITCH RATING
CONTACT RESISTANCE
DIELECTRIC STRENGTH
INSULATION RESISTANCE
2.5
2.5
12.5
5 5
O1.5
2.5
2.5
12.5
5 5
O1.5
SPST
SPDT
2.5
2.5
17.5 5
5 5
O1.5
2.5
2.5
12.5 5
5 5
O1.5
5
A
S
E
2
3
2
3
1
1
3
2
2
3
S
E
A
2 3
1
3
2
1 2 3
SPST
SPDT
2
3
Terminals pot.
2.5
2.5
12.5 5
5 5
2.5
2.5
12.5
5 5
O1.5
5
Terminals switch
2.5
2.5
17.5 5
5 5
2.5
2.5
12.5 5
5 5
O1.5
5
Terminals pot.
Terminals switch
2
3
5
6
2
3
5
6
1 4
1 2 3
4 5 6
2 3
5 6
3
5
2
1
4
6
DPDT
MECHANICAL SPECIFICATIONS F 2
F 2ELECTRICAL SPECIFICATIONS
2 or 4A; 250 VAC
25 m
2000 V
100 M
ROTARY
PUSH
Cod.: 512
514
Cod.: 522
524
Cod.: 712
714
612
614
Cod.: 722
724
622
624
3
5
2
6
DPST
3
DPDT
4
1
6
5
2
2
DPST
5
6
Cod.: 742
744
642
644
Cod.: 732
734
632
634
Cod.: 542
544
Cod.: 532
534
60
6
9
11.2
M 10 x 0.75
21.5
26
7
+
0.5
60
6
9
M10 x 0.75
+
0.5
16
1
4
+
0.1
O1.5
O1.5
T-21 ... F2
T-21 ... F2
Page 5
www.piher.net
NUT & WASHER
M7 x 0.75
14
0.7
18
0.7
18
0.72.5 10
W 3/8 x 32
2.5 13
M10 x 0.75
2.5 14
STANDARD
(See note 1)
2
Code
1
2
3
4
3
Switch
model
1
2
1
2
Circuits
1
1
2
2
Code
2
4
4
Current
2 A
4 A
Voltage
(See note 2)
(See note 3)
I-21
(Max. 16 digits)
+ DRAWING NUMBER
NOTES:
(2)
The shaft and bushing for "I -21" is:
(1)
When only the switch is ordered (without potentiometer), it will be called "I -21" followed by the respective code.
(3)
Only for special length and plain shaft (not knurled).
Example: E: Ø6 L= 24.5
M06 24.5
special length
Flatted and slotted shafts, etc. will need drawing.
HOW TO ORDER CUSTOM DRAWING
This way of ordering should be used for options which are not included
in the "How to order" standard and optional extras.
Series
I-21
Shafts
M04; L= 40
M06; L= 60
Shaft spec. length
XX.X
Nut & washer
- TA = Loose nut & washer
MTA = Assembled nut & washer
MT - = Assembled nut
- T - = Loose nut
Switch model
rotary switch
push/ push switch
push/ pull switch
rotary switch
push/ push switch
push/ pull switch
Terminals
Solder lugs
Solder lugs
Solder lugs
PCB
PCB
PCB
Code
1
2
3
5
6
7
Shaft length See note 2
...........................................
Nut & washer Without nut
and washer
....................................
Boxes of 100 pieces ( 160 x 110 x 85 mm.).
PACKAGING
I- 21 M06
OPTIONAL
0
STANDARD OPTIONS
250 V
250 V
84
I-21 HOW TO ORDER
(only switch)
COD.
M06
A
6BM10 x 0.75L60
7.5
9.8 10.5
26
511.5 5
2.5
4.5
21.5
55
2.5
4 5 6
41
16
4
PUSH / PULL
PUSH / PUSH
Ø6
ROTARY
PUSH
21.5
10.5
1
16
5
+0.1
4
55
2.5
1 4
3 2 1
Ø6
9
M10 x 0.75
21.5
+
0.5
I
-21 ...
L 60
L 60
9
M10 x 0.75
+
0.5
1
+
0.1
I-
21 ...
Page 6
Pb
A
c
c
o
r
d
i
n
g
t
o
E
L
V
(
2
0
0
0
/
5
3
/
E
C
)
/
R
o
H
S
(
2
0
0
2
/
9
5
/
E
C
)
ISO 14001
BUREAU VERITAS
Certification
Nº ES023592
Disclaimer
The product information in this catalogue is for reference purposes. Please consult for the most up to date and accurate design information.
Piher Sensors & Controls S.A., its affiliates, agents, and employees, and all persons acting on its or their behalf (collectively, Piher), disclaim
any and all liability for any errors, inaccuracies or incompleteness contained herein or in any other disclosure relating to any product described
herein.
Piher 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 Pihers terms and conditions of sale, including
but not limited to the warranty expressed therein, which apply to these products.
No licence, express or implied, by estoppel or otherwise, to any intellectual property rights is granted by this document or by any conduct of Piher.
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 Piher products not expressly indicated for use in such applications do so entirely at their own risk and agree to fully
indemnify Piher for any damages arising or resulting from such use or sale. Please contact authorised Piher 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.
Information contained in and/or attached to this catalogue may be subject to export control regulations of the European Community, USA, or other countries. Each recipient of this document is
responsible to ensure that usage and/or transfer of any information contained in this document complies with all relevant export control regulations. If you are in any doubt about the export control
restrictions that apply to this information, please contact the sender immediately. For any Piher International Corp. Exports, Note: All products / technologies are EAR99 Classified commodities.
Exports from the United States are in accordance with the Export Administration Regulations. Diversion contrary to US law is prohibited.
v100714
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