Sigma II User’s Manual Chapter 3: Wiring
3 - 1
3 Wiring
This chapter describes the procedure used to connect Sigma II
Series products to peripheral devices and gives typical exam-
ples of main circuit wiring as well as I/O signal connections.
3.1 Connecting to Peripheral Devices........................................................................ 3-3
3.1.1 Single-Phase (100V or 200V) Main Circuit Specifications........................ 3-4
3.1.2 Three-Phase (200V) Main Circuit Specifications....................................... 3-5
3.1.3 Three-Phase (400V) Main Circuit Specifications....................................... 3-6
3.2 Servo Amplifier Internal Block Diagrams........................................................... 3-7
3.2.1 30W to 400W (200V) and 30W to 200W (100V) Models ......................... 3-7
3.2.2 0.5kW to 1.5kW (200V) Models ................................................................ 3-8
3.2.3 2.0 kW to 5.0kW (200V) Models ............................................................... 3-8
3.2.4 6.0kW to 15.0kW (200V) Models .............................................................. 3-9
3.2.5 0.5kW to 3.0kW, 400V Models .................................................................. 3-9
3.2.6 5.0kW (400V) Models .............................................................................. 3-10
3.2.7 6.0kW to 7.5kW, 400V Models ................................................................ 3-10
3.2.8 11.0kW to 15.0kW (400V) Models .......................................................... 3-11
3.2.9 22.0kW to 55kW (400V) Models ............................................................. 3-11
3.3 Main Circuit Wiring........................................................................................... 3-12
3.3.1 Names and Descriptions of Main Circuit Terminal .................................. 3-13
3.3.2 Typical Main Circuit Wiring Example...................................................... 3-14
3.3.3 Cable Specifications and Peripheral Devices ........................................... 3-14
3.3.4 Servo Amplifier Power Losses ................................................................. 3-15
3.3.5 Wiring Main Circuit Terminal Blocks ...................................................... 3-16
3.4 I/O Signals ......................................................................................................... 3-17
3.4.1 Example of Typical I/O Signal Connections ............................................ 3-17
3.4.2 List of CN1 Terminals .............................................................................. 3-18
3.4.3 I/O Signal Names and Functions .............................................................. 3-19
3.4.4 Interface Circuits....................................................................................... 3-21
3.5 Wiring Encoders (for SGMGH and SGMSH Motors Only).............................. 3-24
3.5.1 Encoder Connections ................................................................................ 3-24
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