Owner's manual

<2. Connection>
2-4
IM 01C25R02-01E
2.6 Power Supply Voltage and
Load Resistance
When conguring the loop, make sure that the
external load resistance is within the range in the
gure below.
(Note) With an intrinsically safe transmitter, external load
resistance includes safety barrier resistance.
600
250
0 10.5 16.6 25.2 42
External
load
resistance
R (Ω)
Power supply voltage E (V DC)
F0203.ai
Communication
applicable range
R=
E–10.5
0.0244
Figure 2.3 Relationship between Power Supply
Voltage and External Load Resistance