sDot EC4 Series - Current II;O Range Selection and Code Value Table

EC4 Series Integrated I / O User Manual
3 Product Parameters
Copyright © Nanjing Solidot Electronic Technology Co., LTD. 2023
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3.3.3Current I/O range selection and code value table
Current I/O range selection and code value range
Range selection
0
1
Range
4~20 mA
0~20 mA
Code value range
0~65535
0~65535
Current input formula
D =65535/16*I-16384
D =65535/20*I
Current output formula
I =(D +16384)*16/65535
I =D*20/65535
Code values table
See Table 2 Current Value Table Table 1.
Note: D: Code value; I: current.
Table 2. Current code value table
range
current
0（4~20 mA）
1（0~20 mA）
Code value
Code value
0
-
0
1
-
3277
2
-
6554
3
-
9830
4
0
13107
5
4096
16384
6
8192
19661
7
12288
22937
8
16384
26214
9
20479
29491
10
24575
32768
11
28671
36044
12
32767
39321
13
36863
42598
14
40959
45875
15
45055
49151
16
49151
52428
17
53247
55705
18
57343
58982
19
61439
62258
20
65535
65535
Code value =65535 / 16 *
current-16384
Code value =65535 / 20 *
current
Current = (code value + 16384) *
16 / 65535
Current = code value * 20 /
65535