Modbus tcp/ip protocol – Riello UPS NetMan 204 User Manual
Page 39
MODBUS TCP/IP PROTOCOL
This service is always active on the TCP port 502. The supported function are listed below,
together with the accessible registers.
S
UPPORTED FUNCTION
SUPPORTED
FUNCTION
FUNCTION DESCRIPTION
ACCESSIBLE DATA
AREA
1 (0x01)
BIT READING
STATES
2 (0x02)
STATES
3 (0x03)
REGISTERS READING
ALL
4 (0x04)
ALL
6 (0x06)
SINGLE REGISTER WRITING
COMMANDS
16 (0x10)
MULTIPLE REGISTER WRITING
COMMANDS
UPS:
T
ABLES OF STATES
,
MEASUREMENTS
,
NOMINAL DATA AND COMMANDS
REGISTER
(1)
UPS - STATES
BIT
(2)
NUMBER ADDRESS
NUMBER
ADDRESS
1
0
1
0
Test in progress [0=No / 1=YES]
2
1
3
2
Shutdown active [0=No / 1= YES]
4
3
5
4
Battery charged [0=No / 1= YES]
6
5
Battery charging [0=No / 1= YES]
7
6
Bypass bad [0=No / 1= YES]
8
7
9
8
Normal operation [0=No / 1= YES]
10
9
11
10
On bypass [0=No / 1= YES]
12
11
Battery low [0=No / 1= YES]
13
12
Battery working [0=No / 1= YES]
14
13
UPS locked [0=No / 1= YES]
15
14
Output powered [0=No / 1= YES]
16
15
2
1
17ч28
16ч27
Input Mains present [0=No / 1= YES]
29
28
Alarm temperature [0=No / 1= YES]
30
29
Alarm overload [0=No / 1= YES]
31
30
UPS failure [0=No / 1= YES]
32
31
3
2
33ч48
32ч47
4
3
49ч63
48ч62
Communication lost with UPS
[0=No / 1= YES]
64
63
5ч8
4ч7
65ч128
64ч127
(1)
The register number
n must be addressed n-1 in the data packet
(2)
The bit number
n must be addressed n-1 in the data packet.
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