Item Specification
Operating environment Ambient operating tem-
perature
0 to 55°C
Ambient operating humid-
ity
10% to 95% (with no condensation or icing)
Atmosphere Must be free from corrosive gases.
Ambient storage tempera-
ture
−25 to 70°C (with no condensation or icing)
Altitude 2,000 m max.
Pollution degree Pollution degree 2 or less: Conforms to JIS B 3502
and IEC 61
131-2
Noise immunity Conforms to IEC 61
131-2, 2 kV (power supply line)
Insulation class CLASS III (SELV)
Overvoltage category Category II: Conforms to JIS B 3502 and IEC 61131-2
EMC immunity level Zone B
Vibration resistance Conforms to IEC 60068-2-6
5 to 8.4 Hz with amplitude of 3.5 mm
8.4 to 150 Hz, acceleration of 9.8 m/s
2
100 min. in each X, Y
, and Z directions (10 sweeps of
10 min. each = 100 min. total)
Shock resistance Conforms to IEC 60068-2-27
147 m/s
2
, 3 times in each X, Y, and Z directions
Isolation method Photocoupler isolation
Insulation resistance 20 MΩ
between isolated circuits (at 100 VDC)
Dielectric strength 510 VAC between isolated circuits for 1 minute at a
leakage current of 5 mA max.
Installation method DIN Track (IEC 60715 TH35-7.5/TH35-15)
Individual Specifications
This section provides the individual specifications of the Safety Output Unit.
l
Datasheet Items for Safety Output Unit
The following table gives the meaning of the datasheet items for the Safety Output Units.
Item Specification
Number of safety output points This is the number of safety output points on the Unit.
Internal I/O common This is the polarity that the Unit uses to connect to output devices.
Maximum load current This is the maximum load current for outputs on the Unit. A specifica-
tion is given for each output and each Unit.
Rated voltage This is the rated voltage of the outputs on the Unit.
Number of safety slave connec-
tions
This is the number of slave connections that the Unit can have through
FSoE. Y
ou can perform communications with one FSoE master device
per connection.
I/O refreshing method The I/O refreshing methods that are used by the Unit.
External connection terminals The type of terminal block and connector that is used for connecting
the Unit. This specification includes the number of terminals for a
screwless clamping terminal block.
Indicators This gives the names and the layout of the indicators on the Unit.
2 Specifications
2 - 29
NX-series Safety Control Unit User's Manual (Z930)
2-3 Safety Output Unit
2
2-3-1 Models and Specifications
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