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RIA452
Wiring
Hauser
91
Terminal assignment
Terminal
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.
!
Note!
The measuring instrument can always be configured
with Readwin
®
2000 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)
81
24 V sensor power supply 1
Transmitter power supply (optionally intrinsically
safe)
82
Ground, sensor power supply 1
41
Normally closed (NC)
Relay 1
42
Common (COM)
43
Normally open (NO)
51
Normally closed (NC)
Relay 2
52
Common (COM)
53
Normally open (NO)
44
Normally closed (NC)
Relay 3
45
Common (COM)
46
Normally open (NO)