Emerson Rosemount 2120 Quick Start Manual page 13

June 2020
3.5.2 PNP/PLC electronics cassette
Figure 3-2: PNP Output for Load and Direct PLC Switching (Yellow Label)
Quick Start Guide
Isolate supply before making connections.
1 2 3 4
Example of external wiring
1 2
Fuse
2A(T)
PE
(Ground)
+ V
U = 20 - 60 V (dc)
I < 4 mA + I
L
I = 0 - 500 mA
L (MAX)
I = 5 A, 40 ms (inrush)
PK
U = U - 2.5 Vac (20 °C)
OUT(ON)
U = U - 2.75 Vac (-40 to 80 °C)
OUT(ON)
< 100 mA
I
L (OFF)
Quick Start Guide
3 4
O/P 0 V
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