Technical Data - Grundfos MAGNA UPE-Serie 2000 Montage- Und Betriebsanleitung

8. Technical data

Inputs for max. and min.
curves
Input for analog 0-10 V sig-
nal
Input for control of twin-head
pumps
Bus input
72
External potential-free switch.
Contact load: 5 V, 1 mA.
Screened cable.
Loop resistance: Maximum 130 Ω/km.
Logical levels:
Logical zero: U < 0.5 V.
Logical one: U > 4.0 V.
External signal: 0-10 VDC.
Maximum load: 1 mA.
Screened cable.
Screened cable.
Wire cross section: 0.25 - 1 mm².
Cable length: Maximum 1 m.
GRUNDFOS bus protocol, GENIbus proto-
col, RS-485.
Screened cable.
Wire cross section: 0.25 - 1 mm².
Cable length: Maximum 1200 m.