ABB S800 I/O - DO840 Module Details

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Indicators R(un) LED: Green indicates that the
TB820 is operational
F(ault) LED: Red indicates a fault
condition; Reset and communications
errors on the electrical ModuleBus turns
the LED on.
P(owok) LED: Green indicates that the
d.c./d.c. converter generates a valid
+5V d.c.
ORx1 and ORx2 traffic LEDs: Yellow
(blinking) indicates that the TB820 is
receiving data on the two optical
ModuleBus channels respectively.
ERx traffic LED: Yellow (blinking)
indicates the TB820 is receiving data on
the electrical ModuleBus. It also
indicates that the electrical Modulebus
channel is supervised.
Safety Classification Class I according to IEC 536; (earth
protected)
Protection Rating IP20 according to IEC 529, (IEC 144)
Rated insulation voltage 50V
Dielectric test voltage 500V a.c.
Width 58 mm (2.39”)
Depth 122 mm (4.8”)
Height 170 mm (6.7”) including latch
Weight 0.3 kg (0.66 lbs.)
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