Electrical Connection; Terminal Layout - Endress+Hauser RNS 221 Bedienungsanleitung

4 Electrical connection

Terminal layout

Terminal layout
L/L+ L for AC L+ for DC
N/L- N for AC L- for DC
X01 Power supply to transmitter 1 and 2 (+)
X02 Power supply to transmitter 1 and 2 (-)
X03 Power supply to transmitter 1 and 2
with integrated HART
resistance (R = 250
® ®
HART HART
transmitter
V
S
 H


 
Q
 H

 

 

 
[
[



6
1
 5

5
®
communication
W
) (+)
communication to SMART
In and outputs
Input for
main power
Output for
transmitter power supply
communication sockets
(CH1, CH2)
15