Siargo MF5700 Series - Page 27

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MF57
00 User Manual
26
|
P a g e
Functi
ons
Description
Register
Modbus reference
Address
Product address (R/W)
0x00
81
40
130
(0x00
81
)
Serial number
Serial number of the product
0x0030
40049
(0x0030)
Flow rate
Current flow rate (R)
0x003A~0x003B
40059 (0x003A)
Accumulated flow
Accumulated or
totalized flow rate (R)
0x003C~0x003E
40061 (0x003C)
Baud rate
Communication (R/W)
0x00
82
40
131
(0x00
82
)
GCF
Gas correction factor (R/W)
0x00
8B
40
140
(0x00
8B
)
Totalizer alarm
Accumulated/totalized flow rate alarm
(R/W)
0x00
96~0x0097
40
151
(0x00
96
)
Up
per flow alarm
Upper flow rate limit alarm
(R/W)
0x00
98~0x0099
40
153
(ox00
98
)
Lower flow alarm
Lower flow rate limit a
larm (R/W)
0x009A~0x009B
40155 (ox009A)
Password
Password change (R/W)
0x00AE~oxooAF
40175 (0x00AE)
Offset calibration
Offset reset or
calibration (W)
0x00
F0
40
241
(0x00
F0
)
Reset totalizer
Reset accumulated or totalized flow rate (W)
0x00F2
40243 (0x00F2)
Write protection
Write protection of selected parameters (W)
0x00
FF
40
256
(0x00
FF
)
The detailed information of each register is described below: Y: enabled; N: disabled
Flowmeter address 0x0081
Write
Y
Read
Y
Description
Address of the product
Value type
U
I
NT 16
Notes
Values from 1 to 255 except for 157 (0x9d). 0 is the broadcast address.
SN, Serial number 0x0030
Write
N
Read
Y
Description
Series Number of the product, SN
Value type
U
I
NT8 (12 bits)
Notes
SN= value(0x0007), value(0x0008),….,value (0x000C);
Receiving 12 bits as: 2A 47 37 41 45 49 30 32 30 35 38 2A , the corresponding
Serial Number is *G7AEI02058*.
Current flow rate 0x003A ~ 0x003B
Write
N
Read
Y
Description
Current flow rate
Value type
UI
N
T 16
Notes
Flow rate = [Value (0x00
3A
)*65536 + value (ox003
B
)]/1000
e.g.: for a flow rate of 20.340 SLPM, the user will read “0” from register
0x003A and “20340” from register 0x003B, therefore
Current flow rate = (0*65536+20340)/1000 = 20.340