NOVUS DigiRail-VA - Manual (Page 4)

DigiRail-VA
NOVUS AUTOAMTION 4/19
INSTALLATION AND OPERATION
MECHANICAL INSTALLATION
The DigiRail-VA housing was designed for installation on DIN rail 35 mm.
For installation on the rail, you should locate the clamp at the base and press it against the track.
DIMENSIONS
Fig. 01 – Dimensions of the DigiRail-VA
ELECTRICAL INSTALLATIONS AND OPERATION
The DigiRail-VA has connectors for the power supply, for the inputs for AC measurement, for the output for analog
transmission and for the RS485 serial communication interface. Furthermore, it has a USB mini-B interface.
Fig. 02 - Connection terminals of DigiRail-VA.
Fig. 03 illustrates the electrical connection terminals. Terminals 4, 5 and 6 connect to the RS485/Modbus interface.
Terminals 7, 8 and 9 are intended for the analog outputs of the device (4-20 mA and 0-10 V – they share the same
"negative" terminal). Terminals 10, 11 and 12 are used to power the DigiRail-VA (terminals 10 and 11 are
interconnected internally).
Terminals 1, 2 and 3 are used for AC measurements and must be connected carefully. Refer to "AC Inputs" section for
connection details.
Fig. 03 – Electrical connections of the DigiRail-VA