BIFFI IMVS2000v2 - Page 107

Installation, Operation and Maintenance Manual
September 2019
MAN720_IMVS2000v2_IOM Rev. 6
Section 13: Trouble Shooting
Trouble Shooting
Table 18.
# Detected problem Actions to be performed
9
THE IMVS CAN NOT PERFORM THE
MAINTENANCE SIGNATURE
• verify the Main Supply on terminals 3 & 4.
• verify that the wiring is correct.
• verify the supply on terminals 5-6 and 12-13. (if connected)
• verify that the voltage on terminals 8-9-10 and 16-17-18 respects
the polarity. (±)
• verify the pneumatic or hydraulic connections.
• verify the supply pressure of the actuator.
• verify that “Base. S. St.” = “Passed.”
• verify that “Sign. En.” = “Yes.”
10
THE IMVS CAN NOT PERFORM THE
CALIBRATION
• verify the Main Supply on terminals 3 & 4.
• verify that the wiring is correct.
• verify the supply on terminals 5-6 and 12-13. (if connected)
• verify that the voltage on terminals 8-9-10 and 16-17-18 respects
the polarity. (±)
• verify the pneumatic or hydraulic connections.
• verify the supply pressure of the actuator.
• verify that “Cal. Enabled” = “Yes.”
11
THE “COMMON FAILURE ALARM” DO IS NOT
CONSISTENT WITH THE “CFA St.”
• verify that the wiring is correct. (terminals 29-30)
• verify the setting of “CFA Mode.”
12
THE “PST IN PROGRESS” DOES NOT WORK
CORRECTLY
• verify that the wiring is correct. (terminals 31-32)
13
THE “PST PASSED” DO NOT WORK
CORRECTLY
• verify that the wiring is correct. (terminals 33-34)
14
THE “PST FAILED” DO NOT WORK
CORRECTLY
• verify that the wiring is correct. (terminals 35-36)
15
PROBELEM WITH BLUETOOTH
COMUNICATION
• verify that “Blue. En” = “Yes.”
16 PROBELEM WITH RS232 COMUNICATION • verify the integrity of the RS232 cable.
17
THE DEVICE GETS A WRONG PRESSURE
INDICATION
• Verify the consistency of the parameters dealing with the
Pressure Sensors.
18 PROBLEM WITH BUS COMMUNICATION See [2] and [3].
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