1. System installation requirements
1-4
TI 30A30A10-01EN
n
Installation environment specifications
The following table shows the installation environment specifications of the N-IO field enclosure.
Table Equipment installation specifications
Item
Specifications
Ambient temperature (*1) Normal operation
–40 to 55 ºC (Base unit: –40 to 70 ºC)
In transport/storage
–40 to 85 ºC
Ambient humidity
Normal operation
5 to 100 %RH (no condensation)
In transport/storage
5 to 95 %RH (no condensation)
Ambient temperature
change rate
Normal operation
Within ±10 ºC/h
In transport/storage
Within ±20 ºC/h
Power supply
Voltage range
100 to 120 V AC ±10 %
220 to 240 VAC ±10 %
Frequency
50/60 ±3 Hz
Distortion factor
10 % or less
Peak value
128 V or larger (100 V system)
258 V or larger (220 V system)
Instantaneous power
failure
20 ms or lower (when receiving rated AC voltage)
Withstanding voltage
Between power input
terminal and protective
conductor terminal
1500 V AC for 1 minute
Insulation resistance
Between power input
terminal and protective
conductor terminal
20 MΩ/ 500 VDC
Grounding
Apply the grounding system which is defined by the rules and
standards of the country or the region.
Shock (*2)
Transport shock
Horizontal 48 m/s
2
or less
Noise
Electric field
10 V/m or less (80 MHz to 1.0 GHz)
3 V/m or less (1.4 to 2.0 GHz)
1 V/m or less (2.0 to 2.7 GHz)
Magnetic field
30 A/m or less (AC)
400 A/m or less (DC)
Static electricity
4 kV or less (contact discharge)
8 kV or less (aerial discharge)
Altitude
2000 m or less
*1: Avoid direct sunlight. For outdoor installation, protect the enclosure against direct sunlight with a sun shield.
*2: When transporting the enclosure in a truck, use a truck equipped with an air cushion between the truck bed and body. Also, when loading,
load the enclosure horizontally and keep it in a horizontal position.
Feb. 26, 2018-00
