Endress+Hauser SWA70, Руководство по эксплуатации

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WirelessHART Adapter SWA70 12 Technical data
Hauser 107
12.5.1 Temperature restrictions
The temperature restrictions indicated are valid provided that there is a residual battery capacity of
30% or more.
The tables contain the minimum operating temperatures in °C at 4 mA and 22 mA or between
4 mA and 22 mA in increments of 2 V of the field device terminal voltage.
Hazardous area version,
4 to 20 mA
supply mode The area of application is limited at high measuring currents approaching 22 mA.
Hazardous area version
with current fixed at 4 mA
(multidrop mode)
Non-hazardous area ver-
sion,
4 to 20 mA
supply mode The area of application is limited at high measuring currents approaching 22 mA.
Current
in mA
4 22
Terminal voltage
of
field de
vice
in V
8 -40°C -30°C
10 -40°C -30°C
12 -40°C -30°C
14 -40°C -25°C
16 -40°C -25°C
18 -40°C
20 -40°C
22 -40°C
Start-up current in mA
See the "Field device power" section on Page
82.
4 6 8 10 12 14 16 18 20 22
Terminal voltag
e
of
field
device in V
8 -40°C -40°C -40°C -40°C -40°C -40°C -35°C -35°C -35°C -30°C
10 -40°C -40°C -40°C -40°C -40°C -40°C -35°C -35°C -30°C -30°C
12 -40°C -40°C -40°C -40°C -40°C -35°C -35°C -35°C -30°C -30°C
14 -40°C -40°C -40°C -40°C -40°C -35°C -30°C -30°C -30°C -25°C
16 -40°C -40°C -40°C -35°C -35°C -35°C -30°C -30°C -25°C -25°C
18 -40°C -40°C -40°C -35°C -35°C
20 -40°C -40°C
22 -40°C
Current
in mA
4 22
Te
rm
inal voltage of
fie
ld device in V
8 -40°C -30°C
10 -40°C -30°C
12 -40°C -30°C
14 -40°C -25°C
16 -40°C -25°C
18 -40°C
20 -40°C
22 -40°C