ABB AWT420 - Page 15

AWT420 | UNIVERSAL 4-WIRE, DUAL-INPUT TRANSMITTER | CI/AWT420-EN REV. B
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Figure 11 Connecting the transmitter AC mains power supply
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D
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GLASS
GUARD REFERENCE SOLUTION EA RTH PT PT SCREEN PT (3 rd)
COMMUNICATIONS
Sensor 1
C
B
L
LN
+ –
External protective earth stud
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version