Endress+Hauser Flowphant T DTT31 Flowphant T DTT35 Operating Instructions Manual page 25

Flowphant T DTT31, DTT35
Function group Function
FUNC
SP
SPL
RSP
TSP
TRSP
6.2.10 Setting the service functions
Function group Function
SERV LOCK
Service functions
Code
PRES
Endress+Hauser
Settings
Switching HYNC
characteristics HYNO
Value switch 0.0
point
Switch point RUN
' L earn' WAIT
Switchback point 0.0
value
Switch point 0.0
delay
Switchback point 0.0
delay
Settings
Locking code 0
Change locking 0
code
Reset NO
YES
Description
HYNC: hysteresis/NC contact
HYNO: hysteresis/NO contact
→  23
Factory setting: HYNO
Enter value 5 to 100% in increments of 1 %.
Factory setting: 50%
Enter value –15 to +85 °C (–5 to +185 °F) in
increments of 1 °C (1 °F) if the switching mode
MODE is set to temperature TEMP.
Factory setting: 55 °C
RUN, WAIT: Take the current flow rate as the
switch point SP. See ' N avigating the Learn
function' →  11,  17.
Enter value 0 to 95% in increments of 1 %.

Value must be at least 5 % smaller than
the switch point SP.
Factory setting: 40 %
Enter value –20 to +80 °C (–4 to +176 °F) in
increments of 1 °C (1 °F) if the switching mode
MODE is set to temperature TEMP.

Value must be at least 5 °C (9 °F)
smaller than switch point SP2.
Factory setting: 50 °C
Can be set anywhere between
0 to 99 s in increments of 1 s
Factory setting: 0 s
Can be set anywhere between
0 to 99 s in increments of 1 s
Factory setting: 0 s
Description
Enter the device locking code.
User-defined numerical code 1 to 9 999
0= no locking
Only visible if the locking code is valid.
Reset all entries to the delivery settings.
Operation options
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