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Control circuit specifications
3) Insert the wire into a socket.
When using a single wire or a stranded wire without a blade terminal, push an open/close button all the way down
with a flathead screw driver, and insert the wire.
zWire removal
Pull the wire with pushing the open/close button all the way down firmly with a flathead screwdriver.
(3) Control circuit common terminals (SD, SE)
Terminals SD and SE are common terminals for I/O signals. (Both common terminals are isolated from each other.) Do not
earth them.
Terminal SD is a common terminal for 24V external power supply terminal (+24). The open collector circuit is isolated from the
internal control circuit by photocoupler.
Terminal SE is a common terminal for the open collector output terminal (Y0). The contact input circuit is isolated from the
internal control circuit by photocoupler.
(4) Wiring instructions
1)It is recommended to use the cables of 0.3mm
2
to 0.75mm
2
gauge for connection to the control circuit terminals.
2)The maximum wiring length should be 30m.
3)Do not short across terminals +24 and SD. It may cause a failure to the external power supply.
4)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).
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.
NOTE
Use a small flathead screwdriver (Tip thickness: 0.4mm/tip width: 2.5mm).
If a flathead screwdriver with a narrow tip is used, terminal block may be damaged.
Introduced products :(as of Oct. 2008)
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.
Flathead screwdriver
Open/close button
Flathead screwdriver
Open/close button
Product Type Maker
Flathead screwdriver SZF 0- 0,4 x 2,5 Phoenix Contact Co.,Ltd.