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PN 074-550-P1D
SQC-310 Operating Manual
SQC-310 “locks up”. Covers / panels not installed
or not secured.
Install / securely fasten all
covers and panels.
Electrical noise is being
picked up by cables
connected to SQC-310.
Locate the sensor, oscillator
cables, source output cables,
I/O cables, and line cord at
least 30.5 cm (1 ft.) away
from high voltage / high
power cables and other
sources of electrical noise.
Inadequate system
grounding.
Ground wires or straps
should be short with large
surface area to minimize
impedance to ground.
Ground wires or straps must
connect to an appropriate
earth ground (refer to section
1.2.3 on page 1-3).
SQC-310 is malfunctioning. Contact INFICON service
department (refer to section
1.3 on page 1-5).
Stored parameter values
are lost when SQC-310 is
turned on.
SQC-310 is malfunctioning. Contact INFICON service
department (refer to section
1.3 on page 1-5).
Table 6-1 Symptom/Cause/Remedy Chart (continued)
SYMPTOM CAUSE REMEDY