3.3 Electrical Installation
Wiring a transmitter
The transmitter is designed to operate in a two-wire power/current loop with loop
resistance and power supply voltage within the operating range shown in Figure 3-44.
HART / 4-20mA Voltage Operating Ranges
Revision 8
Supply Voltage
(Vdc)
14
19.5
24
30
34
40
42
Figure 3-44: Transmitter operating ranges
SLG 700 SmartLine Level Transmitter User's Manual
Max. Loop
Resistance (Ohms)
0
250
459
750
917
1200
1284
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