Rockwell-automation 1746-NI16V SLC 500 Analog Input Modules User Manua User Manual download pdf (Page 4)

Publication 1746-UM001A-US-P

Table of Contents ii

Input Devices . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3-13

Transducer Source Impedance . . . . . . . . . . . . . . . . . . . 3-13

Wiring Input Devices to the 1746-NI16 . . . . . . . . . . . . . 3-13

Chapter 4

Preliminary Operating

Considerations

Module ID Code . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4-1

Class 1 and Class 3 Interface . . . . . . . . . . . . . . . . . . . . . . . 4-2

Module Addressing . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4-3

Class 1 Memory Map . . . . . . . . . . . . . . . . . . . . . . . . . . 4-3

Class 3 Memory Map . . . . . . . . . . . . . . . . . . . . . . . . . . 4-4

Output Image - Configuration Words . . . . . . . . . . . . . . 4-5

Input Image - Data Words and Status Words. . . . . . . . . 4-5

Module Update Time . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4-6

Channel Filter Frequency Selection . . . . . . . . . . . . . . . . . . 4-9

Channel Frequency . . . . . . . . . . . . . . . . . . . . . . . . . . . 4-9

Response to Slot Disabling . . . . . . . . . . . . . . . . . . . . . . . . 4-11

Input Response . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4-11

Output Response . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4-11

Chapter 5

Channel Configuration, Data, and

Status

Channel Configuration . . . . . . . . . . . . . . . . . . . . . . . . . . . 5-1

Output Image Channel Configuration Procedure . . . . . . . . 5-2

Channel Configuration Word . . . . . . . . . . . . . . . . . . . . 5-3

Select Channel Enable (Bit 15) . . . . . . . . . . . . . . . . . . . 5-4

Select Channel Filter Frequency (Bits 14 through 12). . . 5-4

Select Calibration Mode (Bits 11 through 9) . . . . . . . . . 5-5

Select Data Format (Bits 8 through 6) . . . . . . . . . . . . . . 5-6

Select Input Type (Bits 5 and 4) . . . . . . . . . . . . . . . . . . 5-6

Unused Bit (Bit 3) . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5-6

Class 1 Handshaking (Bit 2) . . . . . . . . . . . . . . . . . . . . . 5-7

Class 1 Data or Status Configuration (Bits 1 and 0) . . . . 5-7

Input Image - Channel Data Word . . . . . . . . . . . . . . . . . . . 5-8

Scaling the Channel Data Word . . . . . . . . . . . . . . . . . . . . . 5-10

Data Type Descriptions . . . . . . . . . . . . . . . . . . . . . . . . 5-10

Scaling Examples . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5-12

Engineering Units to Real Units . . . . . . . . . . . . . . . . . . 5-13

Scaled-for-PID to Real Units . . . . . . . . . . . . . . . . . . . . . 5-14

Proportional Counts to Real Units. . . . . . . . . . . . . . . . . 5-14

1746-NI4 Data Format Units to Real Units . . . . . . . . . . . 5-15

User-Defined Scaling Data Format to Real Units . . . . . . 5-15

Channel Status Checking . . . . . . . . . . . . . . . . . . . . . . . . . . 5-16

Class 1 Status Word. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5-18

Class 3 Status Word. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5-19

Input Word Bit Definitions . . . . . . . . . . . . . . . . . . . . . . . . 5-20

Error Conditions (Bits 15 through 13) . . . . . . . . . . . . . . 5-20

1 2 3 4 5 6 7 8 9 ... 119 120

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