Rockwell Automation 1794-APBDPV1 FLEX I/O PROFIBUS Adapter User Manual - Manual (Page 33)

Publication 1794-UM064B-EN-P - May 2014
Communicate With Your Module 21
1794-IE8/B Range Selection Bits
Channel No. Channel 0 Channel 1 Channel 2 Channel 3 Channel 4 Channel 5 Channel 6 Channel 7
F0 C0 F1 C1 F2 C2 F3 C3 F4 C4 F5 C5 F6 C6 F7 C7
Decimal Bits
(Octal Bits) 00 08
(10) 01 09
(11) 02 10
(12) 03 11
(13) 04 12
(14) 04 13
(15) 06 14
(16) 07 15
(17)
0…10V DC/0…20 mA 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0
4…20 mA 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1
-10…10V DC 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1
Off 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0
Where: C = Configure select bit
F = Full range bit
Off = When configured to off, individual channels will return 0000H on Series B modules, and 4…20 mA on Series A modules.
1794-IE8 Word/Bit Descriptions
Word Decimal Bit Definition
Read Word 0 Bits 00…14 Channel 0 analog data – 12-bit left justified two’s complement number;
unused lower bits are zero; 4…20 mA uses all 16 bits.
Bit 15 Channel 0 analog data sign bit.
Read Word 1 Bits 00…14 Channel 1 analog data – 12-bit left justified two’s complement number;
unused lower bits are zero; 4…20 mA uses all 16 bits.
Bit 15 Channel 1 analog data sign bit.
Read Word 2 Bits 00…14 Channel 2 analog data – 12-bit left justified two’s complement number;
unused lower bits are zero; 4…20 mA uses all 16 bits.
Bit 15 Channel 2 analog data sign bit.
Read Word 3 Bits 00…14 Channel 3 analog data – 12-bit left justified two’s complement number;
unused lower bits are zero; 4…20 mA uses all 16 bits.
Bit 15 Channel 3 analog data sign bit.
Read Word 4 Bits 00…14 Channel 4 analog data – 12-bit left justified two’s complement number;
unused lower bits are zero; 4…20 mA uses all 16 bits.
Bit 15 Channel 4 analog data sign bit.
Read Word 5 Bits 00…14 Channel 5 analog data – 12-bit left justified two’s complement number;
unused lower bits are zero; 4…20 mA uses all 16 bits.
Bit 15 Channel 5 analog data sign bit.
Read Word 6 Bits 00…14 Channel 6 analog data – 12-bit left justified two’s complement number;
unused lower bits are zero; 4…20 mA uses all 16 bits.
Bit 15 Channel 6 analog data sign bit.
Read Word 7 Bits 00…14 Channel 7 analog data – 12-bit left justified two’s complement number;
unused lower bits are zero; 4…20 mA uses all 16 bits.
Bit 15 Channel 7 analog data sign bit.