VEGA VEGAPULS 68 (≥ 2.0.0 - ≥ 4.0.0) Modbus and Levelmaster protocol - Manual (Page 77)

77
11 Supplement
VEGAPULS 68 • Modbus and Levelmaster protocol
41370-EN-121011
Error Code Name
LV-Error Value out of limits
11.6 Configuration of typical Modbus hosts
11.6 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. 52: Connection of VEGAPULS 68 to RTU Fisher ROC 809
1 VEGAPULS 68
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
The basic number of the input registers is always added to the input register address of VEGAPULS
68.
Address 1300 must hence be entered as register address for RTU Fisher ROC 809.