RIA452 Wiring
Endress+Hauser 9
4 Wiring
4.1 Quick wiring guide
G09-RIA452ZZ-04-01-xx-en-000
Fig. 4: Terminal assignment of the panel meter (universal input
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Page 11)
Terminal assignment
Termin
al
Terminal assignment Type
L/L+ L for AC
L+ for DC
Power supply
N/L- N for AC
L- for DC
NC Not connected
J1 Jumper for locking device operation via
hardware. If the jumper is set to J1, the
configuration cannot be modified.
The device can always be configured with
the PC software via RS232 even if the
jumper is set to J1.
J2 Not connected
11 + 0/4 to 20 mA signal Current input
12 Signal ground (current)
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