Mitsubishi HG-RR User Manual

6. HG-MR SERIES/HG-KR SERIES 

6 -  14 

 
6.7 Mounting connectors 

If the connector is not fixed securely, it may come off or may not produce a splash-proof effect during 
operation. 
To achieve the IP rating IP65, pay attention to the following points and install the connectors. 
 
(1)  When screwing the connector, hold the connector still and gradually tighten the screws in a crisscross 

pattern. 

1)

4)

3)

2)

Tightening order

1)

2)

3)

4)

 

Tightening order

1)

2)

1)

2)

Connector for power supply, connector for 

encoder 

Connector for electromagnetic 

brake 

 
(2)  Tighten the screws evenly. Tightening torques are as indicated below. 

Connector for electromagnetic brake
Screw size: M2
Tightening torque: 0.2 [N•m]

Connector for power supply
Screw size: M2
Tightening torque: 0.2 [N•m]

Connector for encoder
Screw size: M2
Tightening torque: 0.1 [N•m]

 

(3)  The servo motor fitting part of each connector is provided with a splash-proof seal (O ring). When 

mounting a connector, use care to prevent the seal (O ring) from dropping and being pinched. If the seal 
(O ring) has dropped or is pinched, a splash-proof effect is not produced.