Endress+Hauser Proline Prosonic Flow 93C, Руководство по эксплуатации

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Troubleshooting Proline Prosonic Flow 93C FOUNDATION Fieldbus
58 Hauser
9 Troubleshooting
9.1 Troubleshooting instructions
Always start troubleshooting with the following checklist if faults occur after commissioning or
during operation. The routine takes you directly to the cause of the problem and the appropriate
remedial measures.
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Caution!
In the event of a serious fault, a flowmeter might have to be returned to the manufacturer for repair.
Important procedures must be carried out before you return a flowmeter to Hauser
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6.
Always enclose a duly completed "Declaration of Contamination" form. A copy of the form can be
found at the end of these Operating Instructions!
Check the display
No display visible. No
connection to the FF host
system 1. Check the supply voltage
→
Terminals 1, 2
2. Check device fuse
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85 to 260 V AC: 0.8 A slow-blow / 250 V
20 to 55 V AC and 16 to 62 V DC: 2 A slow-blow / 250 V
3. Meter electronics defective
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Order spare part
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No display visible.
Connection to the FF host
system established
however. 1. Check whether the ribbon-cable connector of the display module is correctly plugged
into the amplifier board
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2. Display module defective
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Order spare part
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3. Meter electronics defective
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Order spare part
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Display texts are in a
foreign language. Switch off power supply. Press and hold down both the
O
/
S
keys and switch on the
measuring device. The display text will appear in English (default) and is displayed at
maximum contrast.
No connection can be
established with the FF host
system, even though
measured value reading is
visible. Measuring electronics defective
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order spare parts
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Æ
Error messages on display
Errors that occur during commissioning or measuring are displayed immediately. Error messages consist of a variety of
icons. The meanings of these icons are as follows:
– Type of error: S = system error, P = process error
– Error message type:
$
= fault message, ! = notice message
– MEDIUM INHOM. = error designation (e.g. fluid is not homogeneous)
– 03:00:05 = duration of error occurrence (in hours, minutes and seconds)
– #702 = Error number
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Caution!
Also refer to the information on
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System error (device error) has occurred
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Process error (application error) has occurred
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Faulty connection to the fieldbus host system
No connection can be made between the fieldbus host system and the measuring device.
Check the following points:
Supply voltage
Transmitter Check the supply voltage
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Terminals 1/2
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