Output waveforms – Rockwell Automation 847T 2 in. Diameter Solid Shaft Incremental Encoders User Manual
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Electrical (continued)
Signal phase relation
90° ± 22° channels
Symmetry
50% ± 10%
Zero index channel
Gated 1/2 cycle
Supply current
50 mA
Frequency response
4.5…5.5V line driver output: 820 kHz
8…30V line driver output: 820 kHz
Open collector: 150 kHz
Resolution
1…65536 pulses/revolution
Load current
30 mA for all output types
Output drivers
4.5…5.5V line driver - IC HD2
8…30V line driver - IC HD2
Open collector - 7406
Electrical protection
Reverse polarity and short circuit for all
output types
Cable outer diameter
0.25 in (6.2 mm)
Cable type
300V, 105 °C, 26 AWG, 9-conductor with
overall braided shield, UL AWM type
20327 for use in fixed (non-flexing)
installations; RoHs compliant
Cable bend radius
Minimum 5x outer diameter
Mechanical
Maximum operating speed
9,000 RPM
Angular acceleration
500,000 radians/s²
Moment of inertia
15 g•cm²
Startup torque at 20 °C (68 °F)
0.8 N•cm
Operating torque at 20 °C (68 °F) 0.6 N•cm
Approximate weight [kg (lb)]
0.22 (0.50) square flange mounting
with M12 connector
0.34 (0.75) PY mounting with M12
connector
Mechanical (continued)
MTTFd (EN ISO 13849-1)
330 years
Shaft loading
80 N radial, 20 mm (0.79 in.) from front
bearing and 40 N axial provide L10 life
of 3.6 x10
9
revolutions at 9,000 RPM
and 80 °C ambient temperature
Shaft diameter [mm (in.)]
6 (0.24), 10 (0.39), 6.4 (0.25), and
9.2 (0.38) diameter for solid shaft
encoders
7.94 (0.313) for encoder with PY
mounting
Environmental
Enclosure type rating
Shaft: IP 65
Housing, connector version with
mating connector installed: IP67
Housing, cable version: IP67
Temperature
-30…80 °C (-22...176 °F) operating
-40…100 °C (-4...212 °F) storage
Relative humidity
90% non-condensing
Shock
100G/11 ms duration
Vibration
30G/10…2,000 Hz
EMC
EN 61000-6-2 and EN 61000-6-3
(M12 connector)
Housing material
EN AC-47100 die-cast aluminium
Housing finish
Powder coat paint, color RAL 9005,
Pantone black C (jet black)
Flange material
6061-T6 aluminium
Shaft material
SAE 303 stainless steel
Certifications
RoHS compliant
CE Marked for all applicable directives,
UL listed only with cable or M12
connections
Output Waveforms
A
B
Z
90°
360°
A
B
Z
90°
360°
Complementary signals AN, BN, and ZN are supplied only on units with line driver outputs.
Measuring step
B leads A, 180°
marker gated with BN
Clockwise rotation when facing encoder shaft
Signals and marker option - A leads B (CW rotation)
Signals and marker option - B leads A (CW rotation)
Clockwise rotation when facing encoder shaft
Measuring step
A leads B, 180°
marker gated with A