A-B 842E-CM-MIP3BA,usually refers to the 842E-CM-MIP3BA encoder under the Allen-Bradley brand,which is an EtherNet/IP absolute encoder produced by Rockwell Automation.The following is a detailed introduction to it:
I.Product Overview
The 842E-CM-MIP3BA encoder uses the EtherNet/IP protocol and can be easily integrated into Rockwell Automation control systems.It is an ultra-high-resolution encoder with an EtherNet/IP interface and uses time synchronization for motion control.These encoders provide 18-bit single-turn resolution and 30-bit multi-turn resolution,enabling high-precision control of equipment such as motors and servo systems.
II.Technical characteristics
Electrical characteristics:
Bus connection:EtherNet/IP,compliant with IEC 61784-1 standard.
CIP synchronization:Supports IEEE 1588(IEC 61588)precision clock synchronization.
Transmission rate:10/100 MBit/s.
Transmission medium:Cat-5e cable.
Code type:Binary.
Operating voltage range:10~30 V.
Power consumption:3.0 W.
Resolution and accuracy:
Resolution:262,144(18 bits).
Maximum number of revolutions:4,096(12 bits).
A-B 842E-CM-MIP3BA
Error limit:±0.03°.
Repeatability:±0.002°.
Mechanical characteristics:
Inertia moment:rotor(solid shaft)≤6.2 gcm²,rotor(blind hollow shaft)≤35 gcm².
Operating speed:max.9,000 RPM(solid shaft),max.6,000 RPM(blind hollow shaft).
Shaft load:max.80 N radially(solid shaft),max.40 N axially(solid shaft).
Permissible shaft displacement:radial(static/dynamic):±0.3/±0.05 mm(blind hollow shaft),axial(static/dynamic):±0.5/±0.1 mm(blind hollow shaft).
Environmental adaptability:
Housing material:Aluminum.
Shaft material:Stainless steel.
Operating temperature range:-30+85°C(-22+185°F).
Storage temperature range:-40+100°C(-40+212°F).
Relative humidity:90%.
Shock resistance:100 g/6 ms.
Vibration resistance:20 g/10~2000 Hz.
Shaft protection grade:IP65.
Housing protection grade:IP67.
Other characteristics:
Weight:0.2 kg(0.44 lb).
Compliant standards:EN 61000-6-2 and EN 61000-6-3 EMC.
The encoder has an embedded EtherNet/IP switch,which can be connected in series with additional E/IP function products,and supports device-level ring(DLR),which can achieve Ethernet media redundancy.
A-B 842E-CM-MIP3BA
3.Application areas
The 842E-CM-MIP3BA encoder is widely used in industrial automation,such as motion control of packaging machines,robots,printing machines and other equipment.It provides precise position feedback and is suitable for application scenarios that require high-precision position feedback.
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