Eaton XN300 - Page 203

26 Analog input module XN-322-10AI-TEKT
26.3 Memory layout
199 XN300 slice modules 02/24 MN050002EN Eaton.com
In the registers used to select a sensor, the low nibble (bits 0-3) is used to
configure the lower channel (channel 1, 3, 5, 7), while the high nibble (bits 4-
7) is used to configure the upper channel (channel 2, 4, 6, 8).
Table 15 Sensor selection list
0x50A4
–
–
1 ReferenceInputSelectIntExt
Used to select whether
internal or external cold-junc-
tion compensation will be
used for the respective input.
(One of the two KTY sensors is
assigned to analog input AIn
for cold-junction compensa-
tion purposes concerning the
temperature readings)
AI1 Bit 0 0 = KTY external
1 = KTY 1(i)
internal
0x010B
AI2 Bit 1 0 = KTY external
1 = KTY 1(i)
internal
AI3 Bit 2 0 = KTY external
1 = KTY 1(i)
internal
AI4 Bit 3 0 = KTY external
1 = KTY 1(i)
internal
AI5 Bit 4 0 = KTY external
1 = KTY 2 internal
AI6 Bit 5 0 = KTY external
1 = KTY 2(i)
internal
AI7 Bit 6 0 = KTY external
1 = KTY 2(i)
internal
AI8 Bit 7 0 = KTY external
1 = KTY 2(i)
internal
CAN
Object
Index
Default
CAN
Mapping
EtherCAT
Object
Index
Size
(byte)
Local I/O
description
Switc
hing
conta
ct
Bit Description Local I/O
addresses
Hexadecimal value Catalog
Number
Measuring range
Bit 0-3
Bit 4-7
0
hex
J -10 … +690 °C
1
hex
K -40…+940 °C
2
hex
T -40…+400 °C
3
hex
E 0…+520 °C
4
hex
N -80… +1080 °C
5
hex
S -50…+1760 °C
6
hex
R -50… +1760 °C
7
hex
B 0… +1820 °C
8
hex
L 0…+680 °C
9
hex
U 0…+590 °C
A-F
hex
reserved