INFICON Composer Gas Concentration Controller - Manual (Page 140)

6 - 8
IP
N 07
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9L
Composer Operating Manual
Heater failure/
Fatal The temperature has been
dropping for 10 seconds
but the heaters are on full. Rapid Blink
(~3.5 Hz, 50%
duty) Warning
LED
Error Relay
opens Place into
error/idle mode.* Clear with
Reset 0x0400
Temperature
range error/
Fatal The temperature is below
10 or above 65 degrees
(C) Rapid Blink
(~3.5 Hz, 50%
duty) Warning
LED
Error Relay
opens Place into
error/idle mode.* Clear with
Reset 0x0200
Temperature
AtoD failure/
Warning/Fatal The temperature AtoD chip
received an input that
exceeded the allowable
input range. Will indicate
Warning unless repeated
10 times, then becomes
Fatal error. Rapid Blink
(~3.5 Hz, 50%
duty) Warning
LED
Error Relay
opens, if
error None if Warning.
Error/idle if error. Clear with
Reset 0x0100
No signal/
Error No measurable signal
found. Single Brief
Blink Warning
LED
Error Relay
opens Restart coarse
sweep to find
peak. If in
Control, will go
to Stop or
Bypass Clear when
peak found 0x0080
Concentration
Error/Warning Invalid value returned from
concentration calculation Slow Blink Warning
LED.
Turns off
control.
Error Relay
opens, if
error Begins as
Warning.
Restarts coarse
sweep to find
peak. If still a
problem,
becomes an
Error and will
remove from
control to stop or
Bypass. May be
caused by
wrong gas
parameters.
These
should be
checked.
Clear when
peak found. 0x0040
Peak not found/
Error No peak above .002V was
found over the target
range. Slow Blink Warning
LED
Error Relay
opens If in dilution
mode, put into
BYPASS; if not,
turn control off. Clear when
peak found 0x0020
Identical gases/
Error Carrier and Precursor gas
parameters indicate
identical gases. Slow Blink Warning
LED
Error Relay
opens Will remove from
Control to Stop
or Bypass. Cleared
when valid
gas
parameters
are entered, 0x0010
Table 6-7 User Diagnostics (continued)
Error
Designation/
Type
Meaning
Warning LED
Priority/
Pattern
Indication Actions Retry/Clear
Display and
Communic
ations
Error Code
(hex)
* - error/idle mode - only limited communications operative. No measurement or control functions operative.
Heater is off. Error relay opens, all other relays open.