Publication 1794-6.5.8 - January 2010
Communication and I/O Image Table Mapping with the DeviceNet/ControlNet Adapter 91
Isolated Analog Combo Module (Cat. No. 1794-IF2XOF2I Series B)
Image Table Mapping
Module
Image
I/O Image
Input Data Channel 0
Input Data Channel 1
Read Back Output Data Channel 0
Read Back Output Data Channel 1
Output Data Channel 0
Output Data Channel 1
Input Size
Output Size
0 to 7 Words
0 to 7 Words
Read
Write
Real Time Sample
PU FP CF BD DN
V1 V0 U1 U0W1 W0P1 P0
Set to 0EN S1 S0
Channel
Configuration
Real Time Sample Programmed Interval
IC RV QK CK GO
Channel #
1
Channel Filters
Q0Q1TR IT
Table 5.11
Analog Combo Module (1794-IF2XOF2I) Read
Word/Dec. Bit 15 14 13 12 11 10 09 08 07 06 05 04 03 02 01 00
Word/Octal Bit 17 16 15 14 13 12 11 10 07 06 05 04 03 02 01 00
Read Word 0 Input Data Channel 0
Word 1 Input Data Channel 1
Word 2 Read Back Output Channel 0
Word 3 Read Back Output Channel 1
Word 4 0 Real Time Sample
Word 5 PU FP CF 0 Reserved 00000BDDN0
Word 6 0000P1P00000V1V0W1W0U1U0
Where:
PU = Power up unconfigured state
FP = Field power off
CF = In configuration mode
BD = Calibration bad
DN = Calibration accepted
P0 and P1 = Output holding in response to Q0 thru Q1
W0 and W1 = Wire off current loop status for input channels 0 and 1
respectively. (Not used on voltage outputs.)
U0 and U1 = Underrange for input channels o and 1 respectively.
V0 and V1 = Overrange for input channels o and 1 respectively.
To Next Page
Loading...
Need help?
General
