6 configuration of typical modbus hosts, Error codes, Fisher roc 809 – VEGA VEGAFLEX 81 Modbus and Levelmaster protocol Coax probe User Manual
Page 83: Wiring plan, Parameter, 11 supplement
83
11 Supplement
VEGAFLEX 81 • Modbus and Levelmaster protocol
42283-EN-130314
Response:
Parameter
Length
Code/Data
Report Receive to Transmit Delay
7 characters ASCII
UuuRmmm
mmm = milliseconds (50 up to 250),
default = 127 ms
Error codes
Error Code
Name
EE-Error
Error While Storing Data in EEPROM
FR-Error
Erorr in Frame (too short, too long, wrong data)
LV-Error
Value out of limits
11.6 Configuration of typical Modbus hosts
Fisher ROC 809
Wiring plan
+
+
power supply
MODBUS
D0
D1
IS GND
USB
B
COM
Z
Y
A
(Rx/Tx -)
(Rx/Tx +)
1
2
3
13
45
2o
ff
on
( )
(
)
(-)
(-)
+8
+30 Vdc
to
GND
Fig. 38: Connection of VEGAFLEX 81 to RTU Fisher ROC 809
1 VEGAFLEX 81
2 RTU Fisher ROC 809
3 Voltage supply
Parameter
Parameter
Value
Baud Rate
9600
Floating Point Format Code
0
RTU Data Type
Conversion Code 66
Input Register Base Number
0