Vaisala K-PATENTS PR-23 Series - Wiring

158
PR-23 instrucon manual
10.5.4 Wiring
UNO - PS/1AC/24DC/60W - 2902992
ethernet RJ45
+ -
4142
100-240 VAC
Phoenix Contact Power supply unit
mA-OUTPUT 2 4-20mA mA-OUTPUT 2 4-20mA
100-240 VAC
+
- -
+
-
+
RELAY 2RELAY 1
mA- Output 2
mA- Output 1
2423222114131211
+ -+ -
-vs
+vs
1 2 321
SENSOR
24 VDC
SINGLE TRANSMITTER ST-R
EJB Exd ECLOSURE
2423222114131211
1 2 3
PR-23 SENSOR A
DTR/STR-R-B1/B2-AL-AC
mA+
mA-
mA-
mA+
RLY1
RLY1
RLY2
RLY2
PE
PE
Door grounding
Figure 10.10 EJB enclosure wiring without
an isolator (DTR/STR-R-B1/B2-AL-AC)