Stepper Motors RKII Series

RKS544RCD

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PKE544RC RKSD503-CD

Motor/Control Circuit

  This product is currently no longer available for sale.
Product Classification Product Name List Price Shipping Date
Motor / Control Circuit RKS544RCD - Discontinued Product
(1.4.2015 discontinued)

Included

  • Motor, Control Circuit, Connector for Power Input Terminal, Connector for Main Power Input Terminal, Sensor Signal Connector, Input Signal Connector, Output Signal Connector

Specifications

Data Download

Other Specifications

Driver Specifications

　 Built-in Controller Type Pulse input type
Maximum Input Pulse Frequency − Line driver output by host controller:
500 kHz
(at 50 % duty)
Open-Collector Output by Host Controller:
250 kHz
(at 50 % duty)
Negative logic pulse input
Input Signals Photocoupler Input, Input Signal Voltage:
11.4 V~26.4 V		 Photocoupler Input, Input Signal Voltage:
11.4 V~26.4 V
(AWO, CS, FREE, ALM-RST)
Photocoupler Input, Input Signal Voltage:
3 V~5.25 V
(CW (PLS) +5 V, CCW (DIR) +5 V)
Photocoupler Input, Input Signal Voltage:
21.6 V~26.4 V
(CW (PLS) +24 V, CCW (DIR) +24 V)
Output Signals Photocoupler and Open-Collector Output
External operating conditions: 30VDC 10 mA max. 		Photocoupler and Open-Collector Output
External operating conditions: 30VDC 10 mA max.
(READY, ALM, TIM)
Number of Positioning Data Sets 64 Points −
Positioning Operation Independent, linked, linked 2, sequential, direct −
Other operations Continuous operation, JOG operation, return-to-home operation,
Test Operation		 −
Control Module
OPX-2A 		O −
Support Software
MEXE02 		O −

General Specifications

Motor Driver
Built-in Controller Type Pulse input type
Thermal Class 130 (B)
[UL is 105 (A) certified]		 −
Insulation Resistance

100 MΩ or more when a 500 VDC megger is applied between the following places.
 

  • Between case and motor windings
  • Between case and electromagnetic brake windings*1

100 MΩ or more when a 500 VDC megger is applied between the following places.
 

  • Between protective earth terminal and power supply terminal
  • I/O signal terminal - between power supply terminal
Dielectric Strength

Sufficient to withstand the following for 1 minute:

  • Between case and motor windings
    1.5 kVAC 50 Hz or 60 Hz
  • Between case and electromagnetic brake windings*1
    1.5 kVAC 50 Hz or 60 Hz
 Sufficient to withstand the following for 1 minute:
  • Between protective earth terminal and power supply terminal
    1.5 kVAC 50 Hz or 60 Hz
  • I/O signal terminal - between power supply terminal
    1.8 kVAC 50 Hz or 60 Hz
  • Between protective earth terminal and power supply terminal
    1.8 kVAC 50 Hz or 60 Hz
  • I/O signal terminal - between power supply terminal
    1.9 kVAC 50 Hz or 60 Hz
Operating Environment
(when operating)		 Ambient Temperature -10~+50 °C (Non-freezing): Standard Type
TS/PS/FC geared type
0~+50 °C (Non-freezing): With encoder
0~+40 °C (Non-freezing): Harmonic
Geared Type
According to Oriental Motor’s measurement conditions 		0~+55 °C*2 (Non-freezing)
Ambient Humidity 85 % max. (Non-condensing)
Atmosphere No corrosive gases or dust. No exposure to water, oil or other liquids.
Temperature Rise 5-phase excitation at rated current, 80 °C max. at standstill
Temperature rise of winding section at 80 °C or less (resistance change method)		 −
Degree of Protection IP20 IP10 IP20
Stop position accuracy*3 ±3 arc minute (±0.05˚)
Shaft Runout 0.05 T.I.R. (mm)*4 −
Radial Play*5 0.025 mm Max. (Load 5 N) −
Axial Play*6 0.075 mm Max. (Load 10 N) −
Concentricity of Installation Pilot to the Shaft
 		 0.075 T.I.R. (mm)*4 −
Perpendicularity of mounting surface to the shaft
 		 0.075 T.I.R. (mm)*4 −
*1
(Only for types with electromagnetic brake)
*2
When a heat sink of a capacity at least equivalent to an aluminum plate with a size of 200×200 mm and 2 mm thickness
*3
0.72˚ is the value under no load. (The value changes with the size of the load.)
*4
T.I.R. (Total Indicator Reading): The total dial gauge reading when the measurement section is rotated 1 revolution centered on the reference axis center.
*5
Radial Play: Displacement in shaft position in the radial direction when a 5 N load is applied perpendicular to the tip of the motor shaft.
*6
Axial Play: Displacement in shaft position in the axial direction when a 10 N load is applied to the motor shaft in the axial direction.

Note

  • Disconnect the motor and driver when measuring insulation resistance, or conducting a dielectric strength test.
Disconnect the motor and driver when measuring insulation resistance, or conducting a dielectric strength test.

Permissible Radial Load and Permissible Axial Load

Unit: N
Type Motor Frame Size Type Gear Ratio Permissible Radial Load Permissible Axial Load
Distance From Shaft End [mm]
0 5 10 15 20
Standard Type
With Encoder		 42 mm RKS543 − 35 44 58 85 − 3.1
RKS544 3.7
RKS545 4.3
60 mm RKS564 90 100 130 180 270 7.8
RKS566 9.8
RKS569 14.7
85 mm RKS596 260 290 340 390 480 19.6
RKS599 30.4
RKS5913 41.2

Rotation Direction

This indicates the rotation direction when viewed from the output shaft side.
The rotation direction of the gearhead output shaft relative to the standard type motor output shaft varies depending on the gear type and gear ratio. Please check the following table.

Type Gear Ratio Rotation Direction as Viewed From the Motor Output Shaft Side
 
TS Geared Type 3.6, 7.2, 10 Same direction
20, 30 Opposite direction
TH Geared Type
Frame size 28 mm		 7.2, 10 Opposite direction
20, 30 Same direction
TH Geared Type
Frame size 42 mm, 60 mm, 90 mm		 3.6, 7.2, 10 Same direction
20, 30 Opposite direction
SH Geared Type
Frame size 28 mm		 7.2, 36 Same direction
9, 10, 18 Opposite direction
SH Geared Type
Frame size 42 mm, 60 mm		 3.6, 7.2, 9, 10 Same direction
18, 36 Opposite direction
SH Geared Type
Frame size 90 mm		 3.6, 7.2, 9, 10, 18 Same direction
36 Opposite direction
CS Geared Type 5, 10, 15, 20 Same direction
FC Geared Type
PS Geared Type
PN Geared Type
HPG Geared Type 		Overall gear ratio Same direction
Harmonic Geared Type 30, 50, 100 Opposite direction
Standard type motor illustration

RS-485 Communication Specifications

Protocol Modbus RTU Mode
Electrical Characteristics EIA-485 Compliant, Straight Cable
Use twisted-pair cables (TIA/EIA-568B CAT5e or better recommended). The max. total extension length is 50 m.*
Mode Half duplex and asynchronous mode (data: 8 bits, stop bit: 1 bit or 2 bits, parity: none, even, or odd)
Transmission Rate 9600bps/19200bps/38400bps/57600bps/115200bps
Connection Type A maximum of 31 units can be connected to a single host connection device.
  • *If a specific wiring and layout causes the motor cable or power supply cable to generate a noise problem, shield the cable or use ferrite cores.

Encoder Specifications

Resolution 500P/R
Output Mode Incremental
Output Signals 3 channels
Output Circuit Type Line Driver

System Configuration

System Configuration

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Cables and Accessories

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