Rockwell-automation 2755-DM9, -DM9E High Speed Decoder Instrukcja Użytkownika Pobierz pdf (Strona 14)

Chapter 2

Description of Hardware

2–4

Note: This LED may not correspond to a read output condition (refer to page

4-41). In the triggered mode, the read output condition must meet the fields

per package parameter.

• CPU ACTIVE - This green indicator is continuously illuminated under

normal operation. Failure of the CPU ACTIVE indicator to illuminate is

an indication of a hardware failure.

• COMMUNICATIONS - This yellow indicator illuminates momentarily

whenever data is sent to or received at either of the communications ports.

• OUTPUTS 1 through 8- Each of these red indicators indicate the status

of the output modules. When an output module is turned on, the

respective indicator illuminates.

Note: If you have a Catalog No. 2755-DM9 decoder, the LED label is

attached. If you have a Catalog No. 2755-DM9E decoder, the LED label is

not attached. Apply the appropriate language label supplied with the

decoder.

Figure 2.2

LED Indicators

90-061-5

1 2 ... 9 10 11 12 13 14 15 16 17 18 19 ... 166 167

Brak uwag

Rockwell-automation 2755-DM9, -DM9E High Speed Decoder Instrukcja Użytkownika Strona 14