User manual - METER SRP-N118
Register Write
Range
Register description
50h
Yes
0 ÷ 1
“
modE
” parameter in “
HOLd
” menu (type of detected changes):
0
- peaks;
1
- drops
51h
Yes
0 ÷ 9999
“
PEA
” parameter in “
HOLd
” menu (minimum detectable change, no
decimal point included)
52h
Yes
0 ÷ 199
“
timE
” parameter in “
HOLd
” menu,
maximum peaks' (or drops')
display time expressed in seconds
53h
Yes
0 ÷ 1
“
HdiS
” parameter in “
HOLd
” menu:
0
- “
rEAL
” mode ;
1
- “
HOLd
” mode
54h
Yes
0 ÷ 1
“
H r1
” parameter in “
HOLd
” menu
:
0
- “
rEAL
” mode ;
1
- “
HOLd
” mode
55h
Yes
0 ÷ 1
“
H r2
” parameter in “
HOLd
” menu:
0
- “
rEAL
” mode ;
1
- “
HOLd
” mode
70h
5
Yes
-999 ÷ 1999
The value of „
X
” coordinate of point
no. 1
of the user defined
characteristic, expressed in 0.1%
71h
5
Yes
-999 ÷ 9999
The value of „
Y
” coordinate of point
no. 1
of the user defined
characteristic, no decimal point included
72h
5
÷ 95h
5
Further pairs of „
X
” - „
Y
” coordinates of points
no. 2
÷
19
of the user
defined characteristic
96h
5
Yes
-999 ÷ 1999
The value of „
X
” coordinate of point
no. 20
of the user defined
characteristic, expressed in 0.1%
97h
5
Yes
-999 ÷ 9999
The value of „
Y
” coordinate of point
no. 20
of the user defined
characteristic, no decimal point included
2
- after writing to register no 20h the device responds with an “old” address in the message.
3
- after writing to register no 22h the device responds with the new baud rate.
4
- the value of the “
mbAc
” parameter is also connected to write to this register, so it is possible to block a writes, but
impossible to unblock writes via RS-485 interface, The unblocking of the writes is possible from menu level only.
5
- the pairs of „
X
-
Y
” coordinates may be defined for any free point. The pair is “free” (it means that particular point
is not defined) if „
X
” coordinate of this point is equal 8000h. After writing both X and Y coordinate the point is defined and
used in calculation of result. The coordinates of any point can be changed at any time.
11.2.
TRANSMISSION ERRORS DESCRIPTION
If an error occurs while write or read of single register, then the device sends an error
code according to Modbus RTU specifications (example message no 1).
Error codes:
01h
- illegal function (only functions 03h, 06h and 10h are available),
02h
- illegal register address
03h
- illegal data value
08h
- no write permission ( see: “
mbAc
” parameter)
A0h
- exceed of upper border of input range
60h
- exceed of lower border of input range
A0h and 60h codes can appear only during reg. 01h is reading by 03h function (read of
a single register).
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Summary of Contents for SRP-N118
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