166
Error Messages of Unical 9000(X)
NAMUR
class
Protos contacts
DCS34
Message (PROTOS)
Cause
System reaction
Reset
Remark
Fct.chk
Failure
Maint req.
Alarm
MAINT REQ.
active
UNICAL Switch Water pressure
(U220)
– No water
– Water pressure too low
All programs
requiring water
are blocked
Automatic as soon as
water pressure OK
Start immediately when
intervals have expired
MAINT REQ.
active
Probe cylinder untight
(U228)
– Probe cylinder untight
– Probe lines untight
None, message
only
Automatic as soon as
cause of trouble removed
Probe cylinder or probe
lines untight
Maintenance required
MAINT REQ.
active
Proble check counter /
Proble maintenance counter
(U249 / U250)
– Counter expired
None, message
only
Manual reset in
maintenance menu
MAINT REQ.
active
Media monitoring
Err texts from medium
description
(U241 ... U246)
– Wrong medium
– Wrong medium temp.
– Media mixed
– System untight
– Probe untight
None, message
only
Automatic as soon as
medium OK
MAINT REQ.
active
active
UNICAL Calibration error
(U251)
– Buffers interchanged
– Identical buffers
– Buffer unknown
– Cal temp
– Sensor unstable
– Zero too low/high
– Slope too low/high
Calibration
aborted
Automatically after next
fault-free calibration
* Can only be detected with “SERVICE switch“ function.
Error messages of probe
control
Summary of Contents for Protos 3400
Page 12: ...12 ...
Page 160: ...160 ...
Page 177: ...177 Appendix Buffer Table Mettler Toledo ...
Page 179: ...179 Appendix Buffer Table DIN 19267 ...
Page 181: ...181 Appendix Buffer Table Techn Buffers to NIST ...
Page 182: ...182 Appendix Buffer Table Hamilton ...
Page 183: ...183 Appendix Buffer Table Kraft ...
Page 184: ...184 Appendix Buffer Table Hamilton A ...
Page 185: ...185 Appendix Buffer Table Hamilton B ...
Page 186: ...186 Appendix Buffer Table HACH ...
Page 206: ...206 Index ...
Page 207: ...207 Index ...