onset
®
POWER MONITORING
INSTALLATION GUIDE
14724-D
PAGE 5
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Veris and the Veris “V” logo are trademarks or registered trademarks of Veris Industries, L.L.C. in the USA and/or other countries.
Onset, HOBO, HOBOware, and HOBOlink are trademarks or registered trademarks of Onset Computer Corporation.
WIRING DIAGRAMS
CTs are not polarity sensitive. No need to observe orientation.
Diagram 1: 1-Phase Line-to-Neutral 2-Wire System 1 CT
SYSTEM TYPE 1L + 1n
Diagram 2: 1-Phase Line-to-Line 2-Wire System 1 CT
SYSTEM TYPE 2L
Diagram 3: 1-Phase Direct Voltage Connection 2 CT
SYSTEM TYPE 2L + 1n
Diagram 4: 3-Phase 3-Wire System 3 CT no PT
SYSTEM TYPE 3L
Diagram 5: 3-Phase 4-Wire Wye Direct Voltage Input Connection 3 CT
SYSTEM TYPE 3L + 1n
Diagram 6: 3-Phase 4-Wire Wye Connection 3 CT 3 PT
SYSTEM TYPE 3L + 1n
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