Binder CB 170 - Door Open and Other Controller Faults

CB (E7) 06/2018 Page 157/174
24.8 Controller
Fault description
Possible cause
Required measures
No chamber function
(dark display).
Display in standby mode.
Press on touchscreen.
Main power switch turned off.
Turn on the main power switch.
Menu functions not available.
Menu functions not available with
current authorization level.
Log in with the required higher
authorization. or contact BINDER
service to obtain an activation code
(chap. 13.6).
No access to controller
Password incorrect.
Contact BINDER service.
Chart recorder function:
measured-value memory
cleared; information lost.
New setting of storage rate or
scaling (minimum and/or
maximum) (chap. 16.2).
Change the storage rate or scaling
ONLY if the previously registered
data are no longer required.
Controller does not equilibrate
to setpoints entered in Fixed
value operation mode
Controller is not in Fixed value
operation mode.
Change to Fixed value operation
mode.
CO
2
control is deactivated.
Activate CO
2
control (chap. 6.8).
Chamber with O
2
control:
O
2
control is deactivated.
Activate O
2
control (chap. 6.8).
Chamber with active
humidification: Humidity control is
deactivated.
Activate humidity control (chap. 6.8).
Controller does not equilibrate
to program set-points.
Controller is not in program
operation mode, or program
delay time is running.
Start the program again. If
appropriate, wait for the program
delay time.
Program duration longer than
programmed.
Tolerances have been
programmed.
For rapid transition phases, do NOT
program tolerance limits in order to
permit maximum heating,
refrigerating, or humidification
speed.
Program keeps the last
program setpoint constant
while in setting “ramp”.
Program line with setting “ramp”
is incomplete.
When programming with setting
“ramp”, define the end value of the
desired cycle by adding an
additional section with a section time
of at least one second.
Ramp temperature transitions
are only realized as steps.
Setting “step” has been selected. Select setting “ramp”.
Chamber with active
humidification: Humidity alarm
when operating without water
supply.
Humidity control is activated.
Deactivate humidity control (chap.
6.8).
Acknowledging the alarm does
not cancel the alarm state.
Cause of alarm persists.
Remove cause of alarm. If the alarm
state continues, contact BINDER
service.
Alarm message:
- - - - or <-<-< or >->->
Sensor rupture between sensor
and controller or Pt 100 sensor
defective.
Contact BINDER service.
24.9 Open door
Indication
Possible cause
Required measures
Outer door open (longer than
the selected alarm delay time)
Alarm message “Door open”.
Outer door open or not properly
closed.
Acknowledge the alarm on the
controller. Close the door. The
triggered zero-voltage relay alarm
contact switches back.