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Input mode
Up/Down A, B, C
S
Output
RESET
mode
999999
setting
SV2
SV1
0
OUT1
OUT2
T
RESET
999999
SV2
SV1
0
OUT1
OUT2
D
RESET
999999
SV2
SV1
0
OUT1
OUT2
Save the data before power off
is displayed, the PV will be cleared.
Pre-scale function
99.999.
RS-485 Communication
Wring Terminals: Terminal 9: RS-485+, Terminal 14: RS-485-
1.
Serial Data Format: Supported transmission speed: 2,400, 4,800, 9,600, 19,200, 38,400bps; Not supported formats:
2.
7,N,1 or 8,O,2 or 8,E,2
Communication Protocol: Supported Modbus ASCII/RTU mode; Function codes: 03H register read and 06H single
3.
register write; Function code 03H can read maximum 8 words at a time
ASCII Mode
Register Read (03H)
Start character
Address
Function code
Start address of read
data
Word length
LRC Checksum
info@varitel.com - www.varitel.com - Tel. (54) 11-4243-1171 / Fax: (54) 11-4292-7545
Manuel Baliña 456, Lomas de Zamora (B1832CCJ) Buenos Aires, Argentina.
VARITEL INGENIERIA ELECTRONICA S.A.
: When
: When conducting unit conversion, PV = PV x PreScale value, ranging from 0.001 to
Response
'：'
Start character
'0'
Address
'1'
'0'
Function code
'3'
'1'
Data length (byte)
'0'
'0'
Address
'0'
1000H
'0'
Data content
'0'
'0'
Address 1001H
Data content
'2'
'E'
is set, the current PV will be saved. When
Register Write (06H)
'：'
Start character
'0'
Address
'1'
'0'
Function code
'3'
'0'
'4'
Data address
'0'
'1'
'F'
'4'
Data content
'0'
'0'
'0'
LRC Checksum
Response
'：'
Start character
'0'
Address
'1'
'0'
Function code
'6'
'1'
'0'
Data address
'0'
'1'
'0'
'3'
Data content
'E'
'8'
'F'
LRC Checksum
'：'
'0'
'1'
'0'
'6'
'1'
'0'
'0'
'1'
'0'
'3'
'E'
'8'
'F'
10
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