Rockwell-automation 1769-OF8V CompactLogix Analog Output Module Manuale Utente Scaricare il pdf (Pagina 18)

18 CompactLogix Analog Output Module

Rockwell Automation Publication 1769-IN089A-EN-P - March 2011

• SGN = Sign bit in two’s complement format.

• UU = Unlatch under-range (or low clamp exceeded) alarm.

• UO = Unlatch over-range (or high clamp exceeded) alarm.

Input Data File

For each module, slot x, input data file words 3…10 contain the state of the

module’s output data (output data echo) file words 0…7. During normal

operation, these input words represent the analog values that the outputs are

directed to by the control program.

2 SGN Analog Output Data Channel 2

3 SGN Analog Output Data Channel 3

4 SGN Analog Output Data Channel 4

5 SGN Analog Output Data Channel 5

6 SGN Analog Output Data Channel 6

7 SGN Analog Output Data Channel 7

8 UU7 UO7 UU6 UO6 UU5 UO5 UU4 UO4 UU3 UO3 UU2 UO2 UU1 UO1 UU0 UO0

Word

Bit Position

151413121110987654321 0

0 PFS7S6S5S4S3S2S1 S0

1 D3H3U3O3D2H2U2O2D1H1U1O1D0H0U0 O0

2 D7H7U7O7D6H6U6O6D5H5U5O5D4H4U4 O4

3 Channel 0 Data Value

4 Channel 1 Data Value

5 Channel 2 Data Value

6 Channel 3 Data Value

7 Channel 4 Data Value

8 Channel 5 Data Value

9 Channel 6 Data Value

10 Channel 7 Data Value

Word

Bit Position

1514131211109876543210

1 2 ... 13 14 15 16 17 18 19 20 21 22 23 ... 39 40

Nessun commento

Rockwell-automation 1769-OF8V CompactLogix Analog Output Module Manuale Utente Pagina 18