Xylem HYDROVAR Smart User Manual
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7.21.8 Error Signals for Data Bus Interruptions
BUSARBIT-DIAG.
0
Counts the number of fault synchronising attempts
over the RS-485 interface.
Is there an indication >100, the RS485 interface connection has to be checked!
To leave the submenu press the ¾ longer than 3 sec. to change to
S U B M E N U
Seq. Control
Press ¾ on the Hydrovar-Smart to change to
7.22 Submenu - RS 485 Interface
S U B M E N U
RS 485-Interface
Press ¾ for about 3 seconds to enter the submenu
and the display changes to
7.22.1 Pump Address
PUMP-ADDRESS
OFF
If only one pump is used, the setting remains OFF. If
several pumps are connected via the RS-485
interface (max. 4) each pump must be allocated its own address number.
Each address may only be used once!
Press ¾ on the Hydrovar-Smart to change to
7.22.2 ADC Reference
ADC REFERENCE
Local
Reference for the local ADC (Analogue/Digital-
Converter) or SIO (RS485 interface).
LOCAL:
Actual value from transmitter (Terminal X1/ 1-2)
REMOTE:
Actual value via RS-485 (Terminal X5 or X6 / 1-2-3)
To leave the submenu press the ¾ longer than 3 sec. to change to
S U B M E N U
RS 485-Interface
Press ¾ on the Hydrovar-Smart to change to