Mitsubishi Electric 700 Series Installation Manualline page 17

Control circuit specifications
3) Insert the wire into a socket.
NOTE
When using a stranded wire without a blade terminal, twist enough to avoid short circuit with a nearby terminals or
wires.
Place the flathead screwdriver vertical to the open/close button. In case the blade tip slips, it may cause to damage of
inverter or injury.
Wire removal
Pull the wire with pushing the open/close button all the way down firmly with a flathead screwdriver.
Open/close button
(3) Wiring instructions
1) It is recommended to use the cables of 0.3mm
2) The maximum wiring length should be 30m(98.43feet).
3) Do not short terminal PC and SD. Inverter may be damaged.
4) Terminals SD, SE and 5 are common to the I/O signals. Do not earth them.
5) Use shielded or twisted cables for connection to the control circuit terminals and run them away from the main and power
circuits (including the 200V relay sequence circuit).
6) Use two or more parallel micro-signal contacts or twin contacts to prevent
contact faults when using contact inputs since the control circuit input signals
are micro-currents.
7) Do not apply a voltage to the contact input terminals (e.g. STF) of the control circuit.
8) Always apply a voltage to the fault output terminals (A, B, C) via a relay coil, lamp, etc.
14
When using a single wire or stranded wire without a blade
terminal, push an open/close button all the way down with a
flathead screw driver, and insert the wire.
Flathead screwdriver
2 2
to 0.75mm gauge for connection to the control circuit terminals.
Open/close button
NOTE
Use a small flathead screwdriver (Tip thickness: 0.4mm
(0.02 inch)/tip width: 2.5mm (0.10 inch)).
If a flathead screwdriver with a narrow tip is used, terminal
block may be damaged.
Introduced products :(as of Oct. 2008)
Product
Flathead
SZF 0- 0,4 x 2,5
screwdriver
Place the flathead screwdriver vertical to the open/close
button. In case the blade tip slips, it may cause to damage
of inverter or injury.
Micro signal contacts
Flathead screwdriver
Type Maker
Phoenix Contact
Co.,Ltd.
Twin contacts