Ulvac MBS-C, Инструкция по эксплуатации

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CRYO METER MBS-C Instruction Manual
6. Troubleshooting Troubleshooting
2.1 WARNING
In the troubleshooting procedure, confirm the fault status, turn off the power,
and turn on the power again. After that, reconfirm the fault status. If the product
goes into over-heat condition, turn off the power immediately. In the troubleshooting procedure, confirm the fault status, turn off the power,
and turn on the power again. After that, reconfirm the fault status. If the product
goes into over-heat condition, turn off the power immediately.
Table 6-1 Troubleshooting Procedure Table 6-1 Troubleshooting Procedure
Problem Problem Possible Cause Possible Cause Corrective Action Corrective Action
I. Red indicator flashes.
Disconnection of
Cryogenic thermocouple
Please contact us.
II. The indicator does not
light.
1) Miswiring
Reconnect the cables correctly. Refer to
Table 3-1 and Figure 4-3 for details.
2) Fault of electric circuit Please contact us.
III. ANALOG and K output
does not output
anything.
1) Miswiring
Reconnect the cables correctly. Refer to
Table 3-1 and Figure 4-3 for details.
2) Disconnection of
thermocouple
Please contact us.
IV. Contact output does
not output anything.
1) Miswiring Reconnect the cables correctly. Refer to
Table 3-1 and Figure 4-3 for details.
2) Fault of electric circuit Please contact us.
V. ANALOG output value
is not correct.
1) Attached part
loosened Install correctly placing indium sheet of
high thermal conduction.
2) Deterioration of
thermocouple.
Re-calibration is needed.
3) Internal circuit
damaged
Please contact us.
IV. K thermocouple value
is not correct.
1) Attached part
loosened Install correctly placing indium sheet of
high thermal conduction.
2) Defect in wiring Use compensating lead wires.
3) Deterioration of
thermocouple
Please contact us.
ULVAC CRYOGENICS INCORPORATED 11