ET-2200 Series Ethernet I/O Modules
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Output Wiring for
ET-2268
:
Note for the ET-2260/2261/2268:
When inductive loads are connected to the relays, a large counter electromotive force may occur
when the relay actuates because of the energy stored in the load. These fl yback voltages can
severely damage the relay contacts and greatly shorten the relay life. Limit these fl yback voltages
at your inductive load by installing a fl yback diode for DC loads or a metal oxide varistor for AC
loads.
Varistor Selection:
Operating
Voltage
Varistor
Voltage
Max. Peak
Current
100 ~ 120 V
AC
240 ~ 270 V
AC
> 1000 A
200 ~ 240 V
AC
440 ~ 470 V
AC
> 1000 A
ГК
Атлант
Инжиниринг
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