Mitsubishi Electric FR-A820-00046 Instruction Manual page 13

(2) Loosen the terminal screw and insert the cable into the terminal.
Screw size Tightening torque
M2 0.22 to 0.25 Nm
NOTE
• Under-tightening may cause cable disconnection or malfunction. Over-tightening may cause a short circuit or
malfunction due to damage to the screw or unit.
• When wiring the RS-485 terminals on the inverter with the plug-in options installed, be careful not to let RS-485 cables
touch the option circuit boards and the inverter circuit board. This is to prevent a malfunction due to electromagnetic
noises.
CAUTION
 After wiring, do not leave wire offcuts in the inverter. Doing so may cause a fault, failure, or malfunction.
Cable size
2
0.3 to 0.75 mm
Screwdriver
Small flat-blade screwdriver
(Tip thickness: 0.4 mm, tip width: 2.5 mm)
INSTALLATION AND WIRING
2
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