User Manual EM303B General Purpose Inverter 3.3.2 Function and Wiring of Control Circuit Terminals Function of control circuit terminals as shown in Table 3-4 Table 3-4 Function of Control Circuit Terminals 32 Mode Terminal Terminal Name Terminal Function VS VS Analog voltage input 0/2~10V(It can be set as numeric input terminal) VF VF Analog voltage input 0/2~10V(It can be set as numeric input terminal) Analog Input IS IS Analog current input 0/4~20mA(It can be set as numeric input terminal) IF IF Analog current input 0/4~20mA(It can be set as numeric input terminal) X1-RUN Multi-function input terminal Program the relevant terminals by setting F2-00～F2-06 to control the input of setting function(Common Terminal:
PLC) X2- F/R X3~ X7 COM Multi-function input common terminal Switching value input/output signal common terminal(Ground of 24V power supply) Numeric Input PLC Multi-function input common terminal Common terminal for external connection with 24V The default is to connect with 24V supply EA Relay output terminal EA-EC:NO EB-EC:NC Relay EB Output EC Multi-functi Y1 OC output terminal 1 Programmable multi-function output terminals as shown in F2-12, F2-13. on Output Y2 OC output terminal 2 M0 Analog output terminal 0 Analog output 0~10V or 0~20mA can be defined by setting of F2-16, F2-17 or F2-19, F2-20.
Analog Output M1 Analog output terminal 1 10V Analog terminal power supply +10V/20mA GND Common terminal of analog quantity Common terminal of analog input and output signals(Ground of 10V power supply) Auxiliary Power 24V Auxiliary power supply(+) Output of DC24V/150mA between it and COM Supply COM Switching value common terminal Common terminal of switching value input/output signal (Ground of 24V power supply) A+ RS485 communications terminal RS485 Communications input(+) Communica A- RS485 Communications input(-) -tion Shield PE Shield ground For shield terminal cable grounding