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Properties
Parameters
Conductor cross-section
Reverse voltage protection
Power source
4.4.5 Electrical Safety
Property
Insulation resistance
Test voltage
Min. creepage distance
Requirements
• Use of PELV/SELV power supplies
• When SELV power supplies are used: SELV power supplies with supply via the same
network phase
• If PELV (Protective Extra Low Voltage) power supplies are used: PELV (Protective Ex-
tra Low Voltage) power supplies with a secondary power supply connection to the
common reference point
4.4.6 Environmental Conditions
Property
Ambient temperature (operation)
Ambient temperature (storage)
Maximum temperature change
Relative humidity (operation)
Pollution degree
Operating altitude
20
Product manual | Version: 2.0.0
8DIO FLD EC DC 24V 2.0A
Value
Value (per UL)
The maximum total current
The maximum total current
of the device, including
of the device, including
transmission between the
transmission between the
power supply connections,
power supply connections,
must not exceed 16 A for
must not exceed 12 A (the
both 1L and 2L individu-
sum of 1L and 2L). If addi-
ally. If additional modules
tional modules are con-
are connected to X32
nected to X32 (PWR
(PWR OUT), it may be
OUT), it may be necessary
necessary for the maxi-
for the maximum total cur-
mum total current to be
rent to be monitored with
monitored with external
external power supply
power supply manage-
management.
ment.
Maximum current: Ob-
serve derating as a func-
tion of ambient tempera-
ture.
2
0.5 ... 2.5 mm
2.5 mm
Note: Observe the cur-
rent carrying capacity
and cable length!
Yes
24 VDC PELV (Protective Extra Low Voltage) or SELV
(Safety Extra Low Voltage) power source
Table 12: Electrical Safety
Value
60 VDC
550 VAC RMS
0.7 mm
Table 13: Environmental Requirements
Value
Value (per UL)
–25 °C ... +70 °C
–40 °C ... +80 °C
3 K/min
5 % ... 95 %
3 (EN 60664-1)
0 ... 2000 m
765-1205/100-000
2
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