Chapter 3 General Specifications
3-1
Chapter 3. General Specifications
3.1 General Specifications
The following table shows the general specifications of the MASTER-K120S series.
No. Item Specifications References
1
Operating ambient
Temperature
0 ~ 55 °C
2
Storage ambient
Temperature
−25 ~ +70 °C
3
Operating ambient
Humidity
5 ~ 95%RH, non-condensing
4
Storage ambient
Humidity
5 ~ 95%RH, non-condensing
Occasional vibration -
Frequency Acceleration Amplitude Sweep count
10 ≤ f < 57Hz
−
0.075mm
57 ≤ f ≤ 150Hz
9.8m/s
2
{1G}
−
Continuous vibration
Frequency Acceleration Amplitude
10 ≤ f < 57Hz
−
0.035mm
5 Vibrations
57 ≤ f ≤ 150Hz
4.9m/s
2
{0.5G}
−
10 times for each
X, Y, Z axis
IEC 61131-2
6 Shocks
• Maximum shock acceleration: 147 m/s
2
{15G}
• Duration time: 11ms
• Pulse wave: half sine pulse ( 3 shocks per axis, on X, Y, Z axis )
IEC 61131-2
Square wave
Impulse noise
± 1,500 V
LGIS’ Internal
Standard
Electronic
discharge
Voltage: 4 kV ( Discharge by contact )
IEC 61131-2,
IEC 1000-4-2
Radiated
electromagnetic
field noise
27 ~ 500 MHz, 10 V/m
IEC 61131-2,
IEC 1000-4-3
Item Power supply
Digital I/O
(24V and up)
Digital I/O
(less than24V)
Analog I/O
Interface
7 Noise Immunity
Fast transient &
burst noise
Voltage
2kV 1kV 0.25kV
IEC 61131-2
IEC 1000-4-4
8
Atmosphere Free of corrosive gases and excessive dust
9
Altitude
Up to 2,000m
10
Pollution degree
2
11
Cooling method
Air-cooling
1)
IEC (International Electrotechnical Commission): An international civilian institute who establishes international standards in area of electric
and electronics.
2) Pollution degree: An indicator, which indicates pollution degree, which determine insulation performance of equipment.
* Pollution degree 2 : Normally, only non-conductive pollution occurs. Occasionally, however, a temporary conductivity caused by
condensation shall be ex
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