55
7 Setting up sensor and Modbus interface with PACTware
VEGAPULS 61 • Modbus and Levelmaster protocol
41717-EN-160224
1
Fig. 32: Connecting the PC via USB to the Modbus electronics
1 USB cable to the PC
Connection of the PC to the RS 485 cable is carried out via a stand-
ard interface adapter RS 485/USB.
Scope of the parameter adjustment:
•
Sensor electronics
•
Modbus electronics
Information:
For parameter adjustment, it is absolutely necessary to disconnect
from the RTU.
RS485
USB
1
2
3
4
5
Fig. 33: Connection of the PC via the interface adapter to the RS 485 cable
1 Interface adapter RS 485/USB
2 USB cable to the PC
3 RS 485 cable
4 Sensor
5 Voltage supply
7.2 Parameter adjustment
For parameter adjustment of the instrument via a Windows PC, the
congurationsoftwarePACTwareandasuitableinstrumentdriver
(DTM) according to FDT standard are required. The latest PACTware
version as well as all available DTMs are compiled in a DTM Collec-
To the RS 485 cable
Prerequisites