SDM-8AI
User Manual
10. Modules Registers
10.1. Registered access
Modbus Dec Hex
Register Name
Access
Description
30001
0
0x00
Version/Type
Read
Version and Type of the device
30002
1
0x01
Switches
Read
Switches state
40003
2
0x02
Baud rate
Read & Write
RS485 baud rate
40004
3
0x03
Stop Bits & Data Bits
Read & Write
No of Stop bits & Data Bits (see Błąd: Nie znaleziono
źródła odwołania)
40005
4
0x04
Parity
Read & Write
Parity bit
40006
5
0x05
Response Delay
Read & Write
Response delay in ms
40007
6
0x06
Modbus Mode
Read & Write
Modbus Mode (ASCII or RTU)
40033
32
0x20
Received packets LSB
Read & Write
No of received packets
40034
33
0x21
Received packets MSB
Read & Write
40035
34
0x22
Incorrect packets LSB
Read & Write
No of received packets with error
40036
35
0x23
Incorrect packets MSB
Read & Write
40037
36
0x24
Sent packets LSB
Read & Write
No of sent packets
40038
37
0x25
Sent packets MSB
Read & Write
30051
50
0x32
Inputs
Read
Connected inputs
Bit in high state → signal is connected
40052
51
0x33
Outputs
Read & Write
Alarms state
bit 8 and 9 alarm outputs
30053
52
0x34
Analog 1
Read
Value of analog input
in mV for voltage inputs
in
μ
A for current inputs
30054
53
0x35
Analog 2
Read
30055
54
0x36
Analog 3
Read
30056
55
0x37
Analog 4
Read
30057
56
0x38
Analog 5
Read
30058
57
0x39
Analog 6
Read
30059
58
0x3A
Analog 7
Read
30060
59
0x3B
Analog 8
Read
30061
60
0x3C
Value of 1. alarm input
Read
Current values of voltage / current for
alarm inputs
30062
61
0x3D
Value of 2. alarm input
Read
40063
62
0x3E
MAX alarm level 1
Read & Write
If the analog signal exceeds this value the
corresponding alarm flag is set
40064
63
0x3F
MAX alarm level 2
Read & Write
40065
64
0x40
MAX alarm level 3
Read & Write
40066
65
0x41
MAX alarm level 4
Read & Write
40067
66
0x42
MAX alarm level 5
Read & Write
40068
67
0x43
MAX alarm level 6
Read & Write
40069
68
0x44
MAX alarm level 7
Read & Write
40070
69
0x45
MAX alarm level 8
Read & Write
40071
70
0x46
MIN alarm level 1
Read & Write If the analog signal is below this value corresponding
alarm flag is set
40072
71
0x47
MIN alarm level 2
Read & Write
Expansion Module – 8 analog inputs
User Manual
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