SM500F
Field mountable paperless recorder
Appendix B – Modbus TCP/Modbus 485
IM/SM500F Rev. Z
161
Read/ Write: ASCII Character Code – see Table B.18
Input
Register Number
Input
Register Number
Input
Register Number
Character 1
0951
Character 8
0958
Character 15
0965
Character 2
0952
Character 9
0959
Character 16
0966
Character 3
0953
Character 10
0960
Character 17
0967
Character 4
0954
Character 11
0961
Character 18
0968
Character 5
0955
Character 12
0962
Character 19
0969
Character 6
0956
Character 13
0963
Character 20
0970
Character 7
0957
Character 14
0964
Table B.17 Remote Operator Messages
Hex
Dec
Char
Hex
Dec
Char
Hex
Dec
Char
Hex
Dec
Char
Hex
Dec
Char
20
32
Space
34
52
4
47
71
G
5A
90
Z
6D
109
m
21
33
!
35
53
5
48
72
H
5B
91
[
6E
110
n
22
34
“
36
54
6
49
73
I
5C
92
\
6F
111
o
23
35
#
37
55
7
4A
74
J
5D
93
]
70
112
p
24
36
$
38
56
8
4B
75
K
5E
94
^
71
113
q
25
37
%
39
57
9
4C
76
L
5F
95
_
72
114
r
26
38
&
3A
58
:
4D
77
M
60
96
N/A
73
115
s
27
39
`
3B
59
;
4E
78
N
61
97
a
74
116
t
28
40
(
3C
60
<
4F
79
O
62
98
b
75
117
u
29
41
)
3D
61
=
50
80
P
63
99
c
76
118
v
2A
42
*
3E
62
>
51
81
Q
64
100
d
77
119
w
2B
43
+
3F
63
?
52
82
R
65
101
e
78
120
x
2C
44
N/A
40
64
@
53
83
S
66
102
f
79
121
y
2D
45
-
41
65
A
54
84
T
67
103
g
7A
122
z
2E
46
.
42
66
B
55
85
U
68
104
h
7B
123
{
2F
47
/
43
67
C
56
86
V
69
105
i
7C
124
|
30
48
0
44
68
D
57
87
W
6A
106
j
7D
125
}
31
49
1
45
69
E
58
88
X
6B
107
k
7E
126
~
32
50
2
46
70
F
59
89
Y
6C
108
l
7F
127
N/A
33
51
3
Hex
Dec
Char
A3
163
£
B0
176
°
B2
178
²
B3
179
³
B5
181
µ
3A9
937
Note.
Character codes 2C, 60 and 7F Hex (44, 96 and 127 Dec) are not supported
Table B.18 ASCII Character Set for Remote Operator Messages
