I/O modules • 189
Analog Inputs 750-465, -466, (-486)
Modular I/O System
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750-465/000-200 (formerly 485)
Input
Value
Status
LED
current
0-20 mA
Binary
X E O
*)
Hex.
Dec.
Error
E (1,2)
>20.5
0101 0000 0000 0
0 0 1
0x5001
20481
0x42
on
20
0101 0000 0000 0
0 0 0
0x5000
20480
0x00
off
10
0011 0000 0000 0
0 0 0
0x3000
12288
0x00
off
5
0010 0000 0000 0
0 0 0
0x2000
8192
0x00
off
2.5
0001 1000 0000 0
0 0 0
0x1800
6144
0x00
off
0.312
0001 0001 0000 0
0 0 0
0x1100
4608
0x00
off
0.019
0001 0000 0001 0
0 0 0
0x1010
4112
0x00
off
0.0097
0001 0000 0000 1
0 0 0
0x1008
4104
0x00
off
0
0001 0000 0000 0
0 0 0
0x1000
4096
0x00
off
*)
X : without meaning, E : short circuit or open circuit, O : overflow
750-466/000-200 (formerly 750-486)
Input-
Value
Status
LED
current
0-20 mA
Binary
X E O
*)
Hex.
Dec.
Error
E (1,2)
>20.5
0101 0000 0000 0000
0 0 1
0x5001
20481
0x42
on
20
0101 0000 0000 0000
0 0 0
0x5000
20480
0x00
off
12
0011 0000 0000 0000
0 0 0
0x3000
12288
0x00
off
8
0010 0000 0000 0000
0 0 0
0x2000
8192
0x00
off
6
0001 1000 0000 0000
0 0 0
0x1800
6144
0x00
off
4.25
0001 0001 0000 0000
0 0 0
0x1100
4608
0x00
off
4.016
0001 0000 0001 0000
0 0 0
0x1010
4112
0x00
off
4
0001 0000 0000 0000
0 0 0
0x1000
4096
0x00
off
<3.5
0001 0000 0000 0000
0 1 1
0x1003
4099
0x41
on
*)
X : without meaning, E : short circuit or open circuit, O : overflow
Status byte
Bit
7
6
5
4
3
2
1
0
Meaning
0
ERROR
res.
res.
res.
res.
Overrange
Underrange
ERROR
Error at the input channel.
Overrange
The input signal is over the admissible measuring range, if necessary it exists a
short-circuit.
Underrange
The input signal is under the admissible measuring range, if necessary it exists
an open circuit (only for module 750-466).
Res.
Reserved, not currently used