Failure Code List - Thermo Scientific BB 150 User Manual

6. Handling and control
6.9

Failure code list

C o d e
XXX XXX
XXX XXX XXX
? ? ? N o va lue s d is p layed
42 N V R AM rea d failure
43 N V R AM rea d failure
44 N V R AM fa ulty
Man ipu lated va riable
54
failu re
2
55
I C bus fai lure
D evia ti on of tem perature
66
s e ns or s from on e a nother
77 C O ca l ra nge exc eeded
2
88 Fa ilure u pon auto-s ta rt
99 D evic e doors o pen
Te m pe rature below
100
no m inal value
Te m pe rature above
101
no m inal value
Te m pe rature s ens or
104
faulty
200 C O be low nom inal value
2
201 C O ab ove nom inal value
2
204 C O m eas uring cell faulty
2
Te m pe rature 90° C
500 routin e b elo w no m inal
valu e
Te m pe rature 90° C
501 routin e a bove no m inal
valu e
502 Fa ilure in 90° C ro utine
D e scr ip t io n
C om m uni catio n b etw ee n
dis play and C PU - m ain
boa rd faul ty
N V R AM faulty,
default values lo aded
N V R AM faulty,
m ir ro red valu es loa ded
C O m e as urin g c ell
va lue s n ot overw r itten,
devic e wo rks w ith d efa ult
va lue s
C alcul atio n e rror, devi ce
per form ed R ESET
D ata tr ans fer faulty,
m eas ured va lue qu ali ty
dropped be low 50 %
Tem perature s ign al
plaus ibility doub tful
Max. adjus tm ent valu e
exceede d
Total ti m e elap s ed or
m ax. adjus tm e nt va lue
exceede d
D oors open for m ore than
10 m in ute s , doo r s w itch
Actual value < nom inal
va lue –1 ° C
Actual value > nom inal
va lue +1 ° C
Sens or circ uit
ope n/s horted
Act. val . < nom . val. –1 %
• N o C O
• Prepr es s ure lo w
• Sup ply line blocke d
Act. val . > nom . val. +1 %
• Prepr es s ure high
Sens or circ uit
ope n/s horted
Actual value < 85° C
Actual value > 85° C
Pow er failure du ri ng
hea ting or ho lding pha s e
C a u se
2
2
R e p a i r
C ontact Servic e
C ontact Servic e
C ontact Servic e
C ontact Servic e
C ontact Servic e
Eli m in ate s ourc e of inte rference, e.g.
cellula r phone
C ontact Servic e
C ontact Servic e
R epeat auto-s tart
C lo s e device doo rs , tes t door s w itch for
correc t function
C ontact Servic e
D o not exceed am bient tem pe rature lim i t
C ontact Servic e
C heck g as s upply:
• C onne ct ne w ga s c ylin der
• R ais e pre pre s s ure to 1 bar
• C hec k s uppl y line to device
C heck g as s upply:
• R educ e prep res s ure to 1 bar
C ontact Servic e
R epeat deco nta m ination routine, c ontact
s ervice as re quired
C ontact Servic e
Sil enc e ala rm by pre s s ing key 90 ° C " (2
tim es 5 s ec.), th en res tar t routin e
CO Incubator BB 150 Operating Instructions
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