Aux (Programmable Functional Output); Alarm (Fault Signal Output) - Testomat EVO TH Serie Manual De Instrucciones

Input basic programming data
AUX
Terminals 7,8,9
RELAY AUX
Before retry
Before analysis
During analysis
Before,during analysis
After analysis
Time 00m:10s
ALARME/MESSAGE
Fault dosing pump
Fault optics
Fault turbidity
Fault soiling
Fault analysis
Meas. range exceeded M
Water low
Indicator low
Power failure
Power failure 24
Ext. light influence A
SD Card n. inserted
SD Card w. protected
SD Card unformatted
SD Card failure
RTC bus error
RTC data invalid
BOB not possible
Service exceeded
42

AUX (programmable functional output)

Function
AUX
Programmable
function output
dependent on
the analytical
sequence
This isolated relay output lets you set various switching functions set,
which depend on the analytical sequence.

Select in the menu =>
You have the following configuration options:
*
• Active "
Before retry
to control an external purge valve. If a limit value has been ex-
ceeded, but the number set for the limit value occurrences was >1,
the relay switches before each measurement is repeated. The
purge procedure is performed for the set time. This can help pre-
vent measurement errors due to insufficient purging.
• Active "
Before analysis
the relay for the set time before each analysis.
• Active "
During analysis
• Active "
Before, during analysis
• Active "
After analysis
• In addition, it is also possible to specify a time interval for which the
relay remains active.

Alarm (Fault signal output)

The device includes a relay "Alarm" output to notify faults.
A error is signaled via the LED alarm and the corresponding error
A
message is shown on the display. You can configure whether and
A
how this indicator should be shown.
M
M

Select in the menu
A
Basic program
=>

A
Select the signaling for each type of error.
A
You can set whether the error alerts
A
➢ are not provided at all (by selecting "-" in the menu).
A
(Note: selection is not always available!)
M
➢ Only in the indicator (by selecting "M" for notifica-
M
tion/message)
M
A
➢ In the indicator and via the relay output (by selecting "A" for
A
Alarm)
A
.
A
-
Contact
Isolated change-over
contact
Terminal 7: c / central contact
Terminal 8: no / closing contact
Terminal 9: nc / break contact
basic program
": In this case the relay AUX e.g. is used
": e.g. for external purging switches
"
"
Alarm/Message
=>
Action
Programmable with
time interval, see below
Relay AUX
=>
.
"
.