Specific Precautions On Each Terminal; Terminals For Control Circuit (Terminal No.1～9) - Panasonic VF200 Instruction Manual

3.4.3 Specific Precautions on Each Terminal

■ Terminals for Control Circuit (Terminal No.1～9)
·Control logic of input signal can be switched according to the connected
external input devices. Please set the changeover switch of VF200 unit as
required.
·Input circuit is shown in the following figure. Take back current and leakage
current into account.
Wiring diagram and precautions for sink input setting
·Set the changeover switch to "SINK" position.
·Since the power of internal circuit is supplied from internal +12 V, never
connect an external power source. Otherwise, it can cause inverter fault.
·Please connect signals of volt free contact or open-collector to control
terminal No.2 to 8.
3. Wiring
37