P$
$
(
,
([
,
([L+$57
([G([W([HQ([
,
① Non-hazardous area ④ Digital input DI1
② Hazardous area ⑤ Signal source
③ Basic electronics ⑥ HART communicator
nEx = Non-explosion-proof device version
Figure 5-3 Device version 2-/3-/4-wire, with wiring configuration 2-wire
9
P$
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(
8
([
,
([
8
,
([G([W([HQ([
8
,
([L+$57
① Non-hazardous area ⑤ Power source
② Hazardous area ⑥ Signal source
③ Basic electronics ⑦ HART communicator
④ Digital input DI1 nEx = Non-explosion-proof device version
Figure 5-4 Device version 2-/3-/4-wire, with connection type 3-wire
Connection
5.2 Electrical wiring
SIPART PS2 with 4 to 20 mA/HART
80 Operating Instructions, 11/2019, A5E00074631-AE
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