ONICON F-2600 - Manual (Page 109)

11451 Belcher Road South, Largo, FL 33773 • USA • Tel +1 (727) 447-6140 • Fax (727) 442-5699 • [email protected]
F-2600 & F-2700 Vortex Flow Meter Manual 02/15 - 0808-7 / 19204 Page 109
5.6.5 Symptom: Meter Displays Pressure Fault
1. For remote mounted electronics, carefully check all the wiring connections in the remote
mount junction box. There are 18 connections that must be correct, verify each color
(black and red), shield, and wire number.
2. Using ESD precautions and hazardous area precautions, remove the electronics enclosure
window cover. Disconnect the pressure sensor from the electronics stack or the remote
feed through board. Measure the resistance across the outside pins of the pressure sensor
connector, then across the inside pins. Both readings should be approximately 4000 ohms.
Figure 58. Pressure Sensor Connector
3. Go to the first level of the Hidden Diagnostics and record the Pe(V) and Pv(V) values and
consult the factory with findings.
OUTSIDE
INSIDE
OUTSIDE