AMCI DC25 Absolute Analog Single-turn
Rotary Shaft Encoder |
FEATURES:
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- Outlasts potentiometers
- Available in (20) different output configurations
- IP67 rating
- Powder coated aluminum housing for superior durability
- Ideal for high-shock applications - withstands mechanical
shock & vibration
DESCRIPTION
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Designed
as a replacement for potentiometers, this absolute
analog rotary shaft encoder is an industry leading
member of the DC25 DuraCoder family.
Popular applications include closed loop process control
and angular measurement of valves, dampers and sorters.
Available with analog voltage or analog current output, the
analog DuraCoder has an output format for any application
requiring an absolute analog rotary shaft encoder position
sensor.
The analog output DC25 DuraCoder can be selected to produce
the full output signal over 360, 180, 90, or 45 degrees. Available
analog voltage outputs include 0-5Vdc, 0-10Vdc, or +/-10Vdc.
The analog current output versions are 4 to 20mA or 0 to 20mA.
Package styles include flange or servo with side or end connector.
MECHANICAL DRAWINGS
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| DC25F-XXXXXE - Flange
mount, End connector |

| DC25F-X5XXXE - 5/8"
Shaft, Flange mount, End connector |

| DC25S-XXXXXE -
Servo mount, End connector |

| DC25H-XXXXXE - Hub Shaft,
End connector |

| DC25F-XXXXXS - Flange
mount, Side connector |

| DC25S-XXXXXS - Servo
mount, Side connector |

| DC25F-X5XXXS -5/8"
Shaft, Flange mount, Side connector |

| DC25H-XXXXXS - Hub shaft,
Flange mount, Side connector |

MECHANICAL SPECIFICATIONS:
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| AMCI DC25 Absolute
Analog Single-turn Rotary Shaft Encoder |
Package style:
2.5" dia. housing available with flange or servo
mounting |
Housing:
Powder coated aluminum housing |
Shaft sizes: Solid
shaft diameter
1/4 (single-turn only) , 3/8", 5/8”,
or 10 mm diameter stainless steel Hub
shaft inner diameter
1/2” standard inner diameter stainless steel shaft
3/8", 1/2", 10mm, and 12mm bore reducers |
Shaft loading:
Solid shaft:
1/4", 3/8", and 10mm shafts:
40 lbs. radial/20 lbs. axial maximum shaft loading.
Bearing life rated at 2X109 revolutions
minimum at maximum shaft load.
5/8" shaft:
100 lbs. radial/50 lbs. axial maximum shaft loading.
Bearing life rated at 2X109 revolutions
minimum at maximum shaft load.
Hub shaft:
3/8", 1/2", 10mm, and 12mm shafts:
40 lbs. radial/20 lbs. axial maximum shaft
loading. Bearing life rated at 2X109 revolutions
minimum at maximum shaft load.
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Starting Torque:
Solid shaft:
1/4”, 3/8”, & 10mm shafts
= 2.0 oz-in max @25° C
5/8” shaft = 6.0 oz-in max
@25° C
Hub shaft:
3/8", 1/2", 10mm, and 12mm shafts
= 6.0 oz-in max @25° C
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Moment of inertia:
Solid shaft:
1/4", 3/8", & 10 mm shafts
= 6.00 x 10-4 oz-in-sec2
5/8" shaft = 8.50 x 10-4
oz-in-sec2
Hub shaft:
3/8", 1/2", 10mm, and 12mm shafts
= 8.50 x 10-4 oz-in-sec2
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Mating Connector: (sold separately)
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AMCI part# |
Military equivalent |
| Straight |
MSD-10 |
MS3106A18-1S |
consult factory for integral cable option |
Connector Pinout: (Military Equivalent
Part # MS3102E18-1P)
Pin |
Function |
A |
No connection |
B |
No connection |
C |
+DC input |
D |
DIR control |
E |
DC return |
F |
Analog output |
G |
No connection |
H |
Case ground |
I |
DC return |
J |
No connection |
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ELECTRICAL SPECIFICATIONS:
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| AMCI DC25 Absolute
Analog Single-turn Rotary Shaft Encoder |
| Output precision:
12 bit analog voltage or current |
Power up setting time:
20 mSec. max. |
Voltage configuration:
0 to 5Vdc, 0 to 10Vdc, ± 10Vdc |
Voltage load capacity:
2K ohm min. |
Current configuration:
4-20 mA, 0-20 mA |
Current load capacity:
Vin< 15Vdc: 420 ohm max
Vin =24Vdc: 800 ohm max |
Power requirements:
4.75 to 26.4 Vdc
1.5W max. |
ENVIRONMENTAL SPECIFICATIONS:
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| AMCI DC25 Absolute
Analog Single-turn Rotary Shaft Encoder |
| Enclosure:
IP67 (valid only with working shaft seal) |
Operating temperature:
-20ºC to 85ºC standard |
Shock:
50 g, 11 msec duration |
Vibration:
20 g, 5 to 2000 Hz |
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