Ulvac UK-2, Инструкция по эксплуатации

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Auto Regeneration Controller Model UK-2 Instruction Manual
Continued from previous page.
Display Class Description Possible Cause Corrective Action
_cP
A
Alarm output from
compressor.
Compressor abnormal. Please refer to the
compressor manual.
A
When there is no
COMP ON ANS (for
5 seconds) during
COMP ON, alarm
will be activated.
_ht
A
After cooldown has been completed
（
HI VAC OK
）
, it will be displayed if
1ST TEMP exceeds 1AL (150K) or 2ND TEMP exceeds 2AL (20K).
oh
A
Alarm will be output
when the
temperature
exceeds oh set
temperature (340K).
Heat input from heater
and/or other heat
sources.
Cut off all heat sources
immediately.
ALARM CLASS Description
Ｓ１：
Requires repair System stop Requires adjustment service
Ｓ２：
Requires resetting System stop Requires user setting
Ａ：
Severe failure Stops full output Outputs ALARM
Ｂ：
Minor failure Continues outputting Outputs ALARM
Table 10-2 Troubleshooting (other errors)
Display Class Description Corrective Action
cPu1
cPu2
S1
EEPROM read error, ROM versionerror.
EEPROM adjustment area check SUM
error.
Please contact our
customer service.
※ Error code cannot
be reset.
EPEr
S2
EEPROM parameter area check
SUMerror.
Go back to default
setting by resetting
error alarm.
30
ULVAC CRYOGENICS INCORPORATED