PL
IA
NT
Features
n
Non-contacting magnetic technology
n
Highly resistant to vibration/shock
n
Highly resistant to fluid/dust ingress
n
Programmable slope
n
Robust design for industrial applications
F
RE
E
*R
oH
S
C
OM
n
Ideal memory positioning sensor
n
RoHS compliant*
LE
AD
AMM20B
Multiturn Magnetic Position Sensor
Product Dimensions
6.34 +0.00/-0.07
DIA.
(.250 +.000/-.003)
10.29 +0.00/-0.13
DIA.
(.405 +.000/-.005)
0.64 ± 0.25
(.025 ± .010)
VDD Supply Voltage ..................................................................................................5 V ± 10 %
Supply Current
2
For Low Speed Processing (Code L) ................................................................... 12 mA max.
For High Speed Processing (Code H) ................................................................. 15 mA max.
Output Signal (Single) ..................................................................................................... Analog
Independent Linearity ...................................................... ±0.5 % (±0.3 % available on request)
Backlash ....................................................................................................................... < 5 ° typ.
Effective Electrical Angle
3
3-10 Turns ...........................1080 °, 1440 °, 1800 °, 2160 °, 2520 °, 2880 °, 3240 ° or 3600 °
11-16 Turns .....................................................3960 °, 4320 °, 4680 °, 5040 °, 5400 °, 5760 °
Voltage Output (Programmable) ................................................................ 1 to 99 % VDD ±1 %
Output Resolution ...............................................................................................12 bit @ 3600 °
Load Resistance Recommended ....................................................................... 10K ohms to
∞
Overvoltage Protection .................................................................................................+20 VDC
Reverse Voltage Protection ...........................................................................................-10 VDC
Operating and Storage Temperature .................................................................-40 ° to +125 °C
Humidity....................................................................... MIL-STD-202, Method 103, Condition B
Insulation Resistance @ 500 VAC..........................................................................100 MW min.
Rotational Life (Shaft Revolutions) .............................................................................. 50 million
Vibration ..............................................................................................................................15 G
Shock...................................................................................................................................50 G
IP Rating .............................................................................................................................. IP50
Ro VE LEA
HS RS D
C ION FRE
OM S E
PL AR
IA E
NT
*
Electrical Characteristics
1
(@ 25 °C)
1.570
(0.062)
9.53 ± 0.38
(.375 ± .015)
20.62 ± 0.78
(.812 ± .031)
21.55 ± 0.38
(.848 ± .015)
7.62 ± 0.38
(.300 ± .015)
0.64 ± 0.25
(.025 ± .010)
Environmental Characteristics
0.250
X 45 ° CHAMFER
(0.010)
3/8 ” 32-UNEF-2A THD
5.080
(0.200)
0.81
0.81
WIDE X
DEEP
(.032)
(.032)
+
S1 -
Mechanical Characteristics (@ 25 °C)
Mechanical Angle
3-10 Turns ............................................................................................................. 3960 ° min.
11-16 Turns ........................................................................................................... 6480 ° min.
Shaft/RPM ...........................................................................................................500 RPM max.
Torque
Starting & Running ......................................................................1.77 N-cm. (2.5 oz-in.) max.
Mounting ........................................................................... 170-200 N-cm (15-18 lb.-in.) max.
Shaft Material ...................................................................................................... Stainless steel
Terminal Pins ......................................................................Phos. Bronze, 100 % tin plated (e3)
Bearing .................................................................................................................Bronze sleeve
Housing and Rear Lid .................................................................................................... UL94V0
Soldering Condition
Manual Soldering ................................................. 96.5Sn/3.0Ag/0.5Cu solid wire or no-clean
rosin cored wire; 370 °C (700 °F) max. for 3 seconds
Wave Soldering .............................................. 96.5Sn/3.0Ag/0.5Cu solder with no-clean flux;
260 °C (500 °F) max. for 5 seconds
Wash processes ........................................................................................Not recommended
1
At room ambient: +25 °C nominal and 50 % relative humidity nominal, except as
2
See “Processing Speed” in How to Order selection guide.
3
Other Effective Electrical Angles available. See How to Order selection guide.
ADJUSTMENT SLOT
20.22
(0.80)
AMM20B
MEXICO
14.29
(0.56)
TOLERANCES EXCEPT WHERE NOTED
.127
.50
.XXX ±
DECIMALS: .XX ±
(.02)
(.005)
DIMENSIONS:
MM
(INCHES)
noted.
Resolution
No. of Turns
3
4
5
6
7
8
9
EEA
1080
1440
1800
2160
2520
2880
3240
Resolution
1228
1638
2047
2456
2866
3275
3685
No. of Turns
10
11
12
13
14
15
16
EEA
3600
3960
4320
4680
5040
5400
5760
Resolution
4094
2816
3072
3328
3584
3840
4096
Asia-Pacific:
Tel: +886-2 2562-4117
Email: asiacus@bourns.com
Europe:
Tel: +36 88 520 390
Email: eurocus@bourns.com
The Americas:
Tel: +1-951 781-5500
Email: americus@bourns.com
www.bourns.com
*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.
ARM Technology
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