Process Errors Without Messages - Endress+Hauser asp-station 2000 Betriebsanleitung

9 Trouble-shooting
Process errors without
messages
98
ERROR: Temp. too high
ERROR: Profibus
ERROR: Tap turned
ERROR: Change distributor
9.3

Process errors without messages

Problem
Device does not switch on, or
display stays dark
Time constantly resets to
01.01.01.
Controller signals not
accepted or
outputs do not switch
Sample not representative
No sampling
Temperature in sample
compartment > 70°C,
temperature sensor defective
Faulty communication between
the ASP2000 and the Profibus
coupler.
Tap turned manually.
Incorrect distribution selected in
operation.
Cause
– No power supply.
– Controller defective.
– Lithium cell defective.
– Incorrect programme setting.
– Incorrect wiring.
– Electronics failure.
– Siphon in suction hose.
– Connection not tight / suction
hose drawing in air.
– Bottles not filling correctly.
– Distributor tap stuck.
– Incorrect bottle filled.
– No sample cooling.
– Connection not tight
– Sampling hose drawing in air
– Air manager defective
– Diaphragm pump defective
ASP station 2000
Check installation conditions
see Section 3.3, repair by E+H
Service.
Check connections, check
operating status of the PLC.
Check tap.
Check distributor and change as
necessary see Section 6.3.
Solution
– Check power connections.
– Replace controller (only by
specialist personnel).
– Replace lithium cell (only by
specialist personnel).
– Check programme setting
(see Section 6.4).
– Check wiring (see Section 4).
– Replace controller (only by
specialist personnel).
– Check sampling hose see
Section 3.3.4.
– Check hoses/connections
– Check laying of sampling
hose
– Incorrect distribution selected
in operationsee Section 6.4,
distribution.
– Calibrate tap see
Section 5.6.1.
– Incorrect distribution selected
in operationsee Section 6.4,
distribution.
– Check distribution
connection.
– Distributor defective, replace
distributor or
– Repair by E+H Service
– Incorrect distribution selected
in operationsee Section 6.4,
distribution.
– Check sample compartment
temperature setting on
console.
– Cooling unit defective
– Repair by E+H Service
– Check tightness of hoses/
connections
– Check laying of sampling
hose
– Check the air manager, if
necessary, repair by E+H
Service.
– Check the diaphragm pump;
if necessary, repair by E+H
Service.
Endress+Hauser