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Emerson Rosemount 2521 Quick Start Manual page 20

Solids level switch, vibrating fork
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Quick Start Guide
3.3.2
Wiring the DPDT relay
Power supply:
19 to 230 Vac (50/60 Hz) +10%, 18 VA
19 to 36 Vdc (for I.S. approvals) or to 55 Vdc +10%, 2 W
Signal output (floating DPDT relay):
Maximum 250 Vac, 8 A, non-inductive
Maximum 30 Vdc, 5 A, non-inductive
Fuse on signal output: maximum 10 A, slow or fast, HBC, 250 V
Figure 3-4: DPDT Power Supply and Signal Output Connections
PE
Power supply
20
1 2
3 4
5
+
-
Signal output
L
N
7 8 9
October 2020
Quick Start Guide

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