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Troubleshooting – Dwyer Series PUB User Manual

Page 40

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5: Troubleshooting

36

Gain

Gain values are typically in the range 600 to 850.

Switches

Typical Switches values are

None and *10. On small pipes (and when using the test block) the value should be

None. A Switch value of *100 indicates poor sensor set-up or poor connections.

UP/DN time difference

The difference in transit times between the upstream and downstream signals due to the fluid flow.

Fluid propagation rate

This is the sound speed of the fluid calculated using the data entered by the user.

Sensor separation

The same value as displayed in the setup screen.