EM500 Open-Loop Vector Control Inverter User Manual Please select the grounding wire of the specifications as stipulated in the Technical Standards of Electrical Equipment and keep it as short as possible Do not allow the grounding cable to form a circuit when two or more when connecting to the ground point. inverters are used. Correct and incorrect grounding methods are shown in Figure 3–11. 变频器 变频器 变频器 变频器 变频器 变频器 Inverter Inverter Inverter Inverter Inverter Inverter Figure 3-11 Connection Methods of Grounding Cable 3.2.9 Braking Resistor and Braking Unit Wiring See Chapter 11 for type selection and wiring methods of braking resistor and braking unit.
3.3 Wiring Control Circuit Terminals 3.3.1Control Circuit Terminals Control circuit terminals are located at the bottom front of terminal block and PCB and comprise: Analog input terminals: AI1, AI2 and AI3 Numeric input terminals: X1, X2, X3, X4, X5, X6 and X7 Numeric output terminals: Y1 and Y2 Relay output terminals: R1: EA-EB-EC, R2: RA-RB-RC Analog output terminals: M1 and M2 Auxiliary power supply terminals: PLC, +24V, COM, +10V and GND RS485 communication interface: A+ and A- CANSinee interface ： CANH and CANL (optional) Ground terminal: PE 47