User Manual

Publication 1790-UM001A-EN-P - March 2002
4-4 Module Data, Status, and Channel Configuration for Analog Output Modules
The data table below shows the structure for an analog base module
with one (1) of the following 16-output modules:
• 1790-OB16X/-TOB16X discrete expansion module
• 1790-OV16X/-TOV16X discrete expansion module
or two (2) of the following 8-output modules:
• 1790-8BV8BX/-T8BV8BX discrete expansion modules
• 1790-8BV8VX/-T8BV8VX discrete expansion modules
• 1790-TOA8X discrete expansion modules
• 1790-TOW8X discrete expansion modules
1790D-N0C2/-TN0C2, 1790D-N0V2/-TN0V2 Output Data File with 16-Bit
Discrete Expansion Module(s)
Word/Bit Descriptions
Word Bit Position
1514131211109876543210
0 Not Used Analog Output Data Channel 0
1 Not Used Analog Output Data Channel 1
2 D15D14D13D12D11D10D9D8D7D6D5D4D3D2D1D0
Word Decimal Bit Description
Write Word 0 Bits 00-11 Channel 0 output data
Bits 12-15 Not used: Set to 0
Write Word 1 Bits 00-11 Channel 1 output data
Bits 12-15 Not used: Set to 0
Write Word 2 Bits 00-15 Discrete output expansion data