Omron NT620S Operation Manual page 301

NT620S/620C Installation Environment
Caution When installing the PT in the operation panel, observe the following points.
S Do not install the unit in locations directly exposed to chemicals or steam, or locations where
there is excessive dust.
S Do not install the unit at locations where the ambient temperature goes outside the range 0
to 45_C in the case of the NT620S and 0 to 40_C in the case of the NT620C, or where the
relative humidity goes outside the range 35 to 85% RH.
If the ambient temperature exceeds the range indicated above, install a fan or an air condi-
tioner.
S Do not install the unit directly above equipment that generates a lot of heat (heaters, trans-
formers, large capacity resistors, etc.)
S Take the following points into account in order to prevent noise.
Caution
(1) Avoid installing the unit in panels in which high-voltage equipment is also installed.
(2) Install the unit at a distance of at least 200 mm from power lines.
(3) If the unit is installed next to equipment that generates a strong electric or magnetic field
(solenoids, etc.), provide a gap of at least 40 mm.
S Provide sufficient space for ventilation
S Do not install the unit in locations where it will be subject to strong vibration or severe shock.
S To ensure that the unit can be operated and maintained without difficulty, install it at a dis-
tance from high-voltage equipment and power equipment.
Note - The view angle of the LCD of NT620C screen is 30_ to the left and 30_ to the right. Install it at a position
and height where operators will be able to see it well.
- Install the unit as far as possible from personal computers, amateur radio equipment, radios, etc. The
radio waves generated by the unit may cause interference that will affect these types of equipment.
Appendix D
293