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© July 2017 Van Essen Instruments. All rights reserved
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6
Appendix B - Diver-MOD Register Map
Diver-MOD uses a part of the available Modbus register range. The tables below give all the active
registers for Diver-MOD.
6.1
Coils – Status Registers
For the Read/Write discrete output or coils – status registers:
For the Read/Write discrete output or coils – status registers:
Modbus
Register
Number of
Modbus
Registers
Description
Format
Properties
00001
1
Update real-time values of Diver
UINT16
Write
00002
1
Update for recorded data from Diver UINT16
Write
00003
1
Update for general information Diver UINT16
Write
00004
1
Force to accept new connected Diver UINT16
Write
00011
1
Start/stop Diver
(immediate starting and stopping)
UINT16
Write
6.2
Read Only Registers
For the Read input registers – 16 bit registers:
Modbus
Register
Number of
Modbus
Registers
Description
Format
Properties
30001
1
Firmware version number
UINT16
Read
30002 -
30011
10
Firmware version number
(ASCII string of 20 character)
STRING
Read
30012 -
30021
10
Serial number Diver-MOD
(ASCII string of 20 character)
STRING
Read
30022 -
30039
18
Serial number of connected Diver
(ASCII string of 36 character)
STRING
Read
30101
1
Diver pressure reference
SINT16
Read
30102
1
Diver temperature reference
SINT16
Read
30103
1
Diver reference conductivity
SINT16
Read
30104
1
Diver pressure range
SINT16
Read
30105
1
Diver temperature range
SINT16
Read
30106
1
Diver conductivity range
SINT16
Read