Rockwell Automation 1797-OE8 FLEX Ex Analog Modules User Manual User Manual
Page 31
Publication 1797-6.5.1 - May 2005
Understanding Configurable FLEX Ex Analog Module Features 2-15
Bit/Word Description for the Analog Input Modules
(1797-IE8 and -IE8NF)
Table 2.8 Fault Mode - Write Words 0 and 1
Table 2.9 “Add-On” Filter Selections - Write Words 0 and 1
Table 2.10 Remote Transmitter Error Up/Down - Write Words 0 and 1
Word 0
Bit 00
Fault enable for channels 0-3
Word 1
Bit 00
Fault enable for channels 4-7
Where:
0 = disabled
1 = enable with wire-off and overload or short circuit
Word
Bits
Description
0
07 06 05 Channels 0-3
1
07 06 05 Channels 4-7
0
0
0
Hardware filtering only (default filtering)
(1)
(1)
1797-IE8NF is reserved.
0
0
1
40Hz (25ms)
0
1
0
20Hz (50ms)
0
1
1
10Hz (100ms)
1
0
0
4Hz (250ms)
1
0
1
2Hz (500ms)
1
1
0
1Hz (1s)
1
1
1
0.5Hz (2s)
Word 0
Bit 08
Up/down channels 0-3
Word 1
Bit 08
Up/down channels 4-7
Where:
0 = remote fault is enabled by transmitter overrange
1 = remote fault is enabled by transmitter underrange