Burkert Type 8611 - Manual (Page 98)

98
Maintenance,Troubleshooting
14. MainTenance, TrOuBleshOOTing
The process controller Type 8611 is maintenance-free when operated according to the instructions in this manual.
14.1. Malfunctions
The table below contains the possible error messages with cause and remedial action.
error display / action cause remedial action
ERR1 ERR1 is displayed and red LED is
lit. The process actual value is still
displayed.
Binary output B_O1 is activated.
The control remains active.
The process value displayed
by the monitoring window is
exceeded or not reached rela-
tively to the set-point value
(see menu function
B_O1 /
LIMT / REL, chapter 12.15).
For description see
chapter “12.15.4. Error
messages for B_O1 and
B_O2”
ERR2 ERR2 is displayed and red LED is
lit. The process actual value is still
displayed.
Binary output B_O1 is activated.
The control remains active.
The process value displayed
by the monitoring window is
exceeded or not reached abso-
lutely to the fixed process value
limit
(see menu function B_O1 /
LIMT / ABS, chapter 12.15).
ERR3 ERR3 is displayed and red LED is
lit. The process actual value is still
displayed.
Binary output B_O2 is activated.
The control remains active.
The process value displayed
by the monitoring window is
exceeded or not reached rela-
tively to the set-point value
(see menu function B_O2 /
LIMT / REL, chapter 12.16).
For description see
chapter “12.15.4. Error
messages for B_O1 and
B_O2”
ERR4 ERR4 is displayed and red LED is
lit. The process actual value is still
displayed.
Binary output B_O2 is activated.
The control remains active.
The process value displayed
by the monitoring window is
exceeded or not reached abso-
lutely to the fixed process value
limit
(see menu function B_O2 /
LIMT / ABS, chapter 12.16).
ERR5 Display ERR5
control is deactivated and valve
closes.
Sensor input signal of
process actual value < 2 mA. Check sensor or cables.
Acknowledge with ENTER
key.
ERR6 Display ERR6
control is deactivated and valve
closes.
Set-point value input signal
< 2 mA. Check sensor or cables.
Acknowledge with ENTER
key.
ERR7 Display ERR7
control is deactivated and valve
closes.
No temperature sensor (PT100)
connected. Check Pt 100 resistance
thermometer.
Acknowledge with ENTER
key.
Table 38: Error messages
english
Type 8611