User manual

Modbus TCP Specification 23 (46)
Dummy Data
For checking the data layout on the Modbus master side the gateway can be configured to
generate dummy data. See Server Tab, p. 16.
The following data will be represented via the Modbus interface according to the register layout
described in Meter Data Format, p. 26:
Ad-
dress
Value Description Decoded value
0 0x0002 Serial number of device, upper word 0x2993A
1 0x993A Serial number of device, lower word
2 0x0001 Version of the communication protocol 1
3 0x006F Firmware version of device 0x6F = 111: Version 1.11
4 0x519C Timestamp of device system time, upper
word
0x519CC16D = 1369227629:Wednesday,
May 22nd 2013, 15:00:29 GMT+2
5
0xC16D Timestamp of device system time, lower
word
6 0x0000 Empty field
7 0x0100 Type field of register set in upper byte 0x01: Device entry
8 0x0000 Empty field
9 0x0000 Empty field
10 0x00BC Serial No. of meter, upper word 0xBC614E = 12345678
11 0x614E Serial No. of meter, lower word
12 0x0443 3-letter manufacturer Code 0x0443: ABC
13 0x0102 Version (upper byte) and medium (lower
byte) of the meter
0x0102: Version 1, medium 2 (electricity)
14 0x519C Timestamp of the meter, upper word 0x519CC164 = 1369227620:Wednesday,
May 22nd 2013, 15:00:20 GMT+2
15 0xC164 Timestamp of the meter, lower word
16 0x0000 Empty field
17 0x0200 Type field of register set in upper byte 0x02: Meter entry
18 0x0000 Empty field
19 0x0000 Empty field
20 0x0000 Meter value (integer), highest word 0xBC614E = 12345678
Calculation:12345678 * 10^-4 =
1234.5678 Wh
21 0x0000 Meter value (integer)
22 0x00BC Meter value (integer)
23 0x614E Meter value (integer), lowest word
24 0x449A Meter value (float), upper word 0x449A522B = 1234.567800
25 0x522B Mater value (float), lower word
26 0xFFFC Scaling factor (exponent to base 10) 0xFFFC = -4: Factor = 10^-4
27 0x0005 Type field of register set in upper
byteand unit of value in lower byte
0x00: Meter value entry
0x05: Wh
28 0x519C Timestamp of meter value, upper word 0x519CBBB3 = 1369226163:Wednesday,
May 22nd 2013, 14:36:03 GMT+2
29 0xBBB3 Timestamp of meter value, lower word
M-Bus to Modbus-TCP Gateway User Manual SCM-1202-0096-EN 2.1