Rockwell-automation 1746-NO8V SLC 500 8-Point Analog Output Module/ Us Instrukcja Użytkownika Pobierz pdf (Strona 48)

Publication 1746-UM026A-EN-P - September 2003

5-4 I/O Data and Status Information

Input Status Words

Channel Input Status Word 1 (Class 1 and Class 3)

Words 0 through 7 of the input image file (addresses I:e.0 through

I:e.7) reflect the configuration and status of each channel. Use the data

provided in these status words to determine various channel

conditions. Input Status 1 addressing and bit definitions are shown in

the following figures:

Figure 5.3 Input Status 1

Input Image Words 0 through 7 Function

Input Status 1

Class 1 and Class 3

I:e.0 Channel 0

I:e.1 Channel 1

…

I:e.6 Channel 6

I:e.7 Channel 7

Table 5.3 Input Status 1 Word Details

15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 0

Output channel disable

Output channel enable

1746-NO8V Output Ranges:

±10V dc

1 to 5V dc

0 to 5V dc

0 to 10V dc

1746-NO8I Output Ranges:

0 to 21 mA

4 to 20 mA

0 to 20 mA

Invalid

Invalid 0

1746-NO4 compatible format

Engineering units

Scaled for PID

Proportional counts

User-defined scale

Invalid

Invalid 0 0 0 0 0

24V Power Failure 1

Current Loop Open 1

Module/SLC Resetting 1

Fatal Channel Error 1

1 2 ... 43 44 45 46 47 48 49 50 51 52 53 ... 73 74

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