THORLABS ITC502 Operation Manual page 11

1.2 Safety
To guarantee a safe operation of the ITC5xx always pay attention to keep the
ventilation slots on the sides and the fan air inlet at the rear of the unit free from
obstacles.
Attention
The unit must not be operated in explosion endangered
environments!
The user must not open the unit during operation. An internal adjustment as well as a
replacement of parts is only to be carried out by respectively trained service
personnel. Parts must not be exchanged when the unit is switched on.
Dangerous voltages may even be present with the unit off line and the power cord
removed!.
ITC500 / page 3