Operating Instructions | HERAcell® 150i / 240i
7
Handling and control (iCan™ touchscreen controller)
7
Handling and control (iCan™ touchscreen controller)
7
Handling and control (iCan™ touchscreen controller)
97
50115191 A / 08.2009
Error message overview:
Control
loop
Error message
Cause
Repair
Alarm relay Buzzer
Tempe-
ratur
Failure LM75
LM75 sensor cannot not
communicate with
mainboard
Contact Service
x
x
Failure EEPROM
sensor
NV-RAM sensor faulty
Contact Service
x
x
CO
2
Sensor breakage
Detected value is out of
limit.
Reset auto-start. When failure
is recuring contact Service.
x
x
Actual value above
Act. val. > nom. val. + 1%
*4)
Check gas supply. Reduce
prepressure to 1 bar max.
x
x
Actual value below
Act. val. < nom. val. - 1%
*4)
Check gas supply. Change
gas cylinder. Raise
prepressure to 1 bar max..
Check supply line to device.
x
x
Calibration values
too high / too low
Max. adjustment value
exceeded for CO
2
Contact Service
x
x
Failure
communication
Measuring cell cannot
commuicate with mainboard
Contact Service
x
x
Failure gas
cylinder
changeover switch
Gas cylinder changeover
switch cannot commuicate
with mainboard
Contact Service
x
x
No gas
Both CO2 cylinders empty
Replace one or both O2
cylinders.
x
x
Gas cylinder A
empty
Gas cylinder A is empty.
Replace gas cylinder A.
Gas cylinder B
empty
Gas cylinder B is empty.
Replace gas cylinder B.
Failure EEPROM
sensor
NV-RAM sensor error.
Contact Service
x
x
O
2
Sensor breakage
Detected value is out of
limit.
Contact Service
x
x
Actual value above
Act. val. > nom. val. + 1%
*4)
Check gas supply. Reduce
prepressure to 1 bar max.
x
x
Actual value below
Act. val. < nom. val. - 1%
*4)
Check gas supply. Change
gas cylinder. Raise
prepressure to 1 bar max..
Check supply line to device.
x
x
Failure
communication
O
2
sensor cannot
commuicate with mainboard
Contact Service
x
x
*4)
After changing the set value, error time will be set on 159 min., after door opening on 45 min. ( O
2
on 159 min.).
Summary of Contents for Heracell 150i
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