Emerson Rosemount 2120 Reference Manual page 37

Reference Manual
00809-0100-4030
Table 4-2: Direct Load Functions
Mode: dry on, high level alarm
1 2 3
U
12 V
I
L
R F
DPST
N L
0 V + V
LED on continuously
= Load on
= Load off
Rosemount 2120 Level Switch
1 2 3
< 4 mA
I
L
R F
DPST
N L
0 V + V
LED flashes every second
Mode: wet on, low level alarm
1 2 3
U
12 V
I
L
R F
DPST
N L
0 V + V
LED on continuously
Electrical installation
March 2022
1 2 3
< 4 mA
I
L
R F
DPST
N L
0 V + V
LED flashes every second
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