ONICON F-4000 Series - Manual (Page 26)

11451 Belcher Road South, Largo, FL 33773 • USA • Tel +1 (727) 447-6140 • Fax +1 (727) 442-5699 • [email protected]
F-4000 Series Ultrasonic Flow Meter Manual 05/15 - 0707-13 / 18838 Page 26
CAUTION
This product must be connected to earth ground for proper operation. Failure to do so may result in
erratic operation.
!
3.6 ELECTRICAL INSTALLATION
All user supplied conduit fittings, junction boxes, etc. must be installed in compliance with
federal, state and local building codes.
3.6.1 Input Power Options
The F-4000 can be ordered with two different input voltage options. This is not user
selectable in the field. The input power options are:
11.5 - 28.5 VDC, 10 Watts maximum
90 - 240 VAC 50/60 Hz, 15 VA maximum
WARNING
Conduit openings in the F-4000 enclosure must be closed with UL listed fittings applicable to NEMA
4 enclosures.
!
WARNING
The protective earth connection must be made as shown in Section 3.6.2. Failure to do so will result
in an increased risk of injury.
!
WARNING
All mains voltage connections must be made through the pre-drilled conduit/strain relief opening
located at the bottom of the enclosure. Failure to do so will result in an increased risk of injury.
!