Endress+Hauser Flowphant T DTT31 Operating Instructions Manual page 18

Operation
5.1.7 Settings for output - 1 x analog output (4 to 20 mA) and 1 x switch output
Function Function
group
Output 1
Output 2
18
Set-
tings
Switching
mode
Error cur-
rent
Switching
mode
Technical
unit
Switching
character-
istics
Switch
point value
Switch
point
'Learn'
Description
Output switching mode FLOW: flow rate or
TEMP: temperature
Factory setting: FLOW
Current value in event of error:
MIN = ≤ 3.5 mA
MAX = ≥ 21.7 mA
HOLD = last current value
Factory setting: MAX
Output switching mode FLOW: flow rate or
TEMP: temperature
Factory setting: temperature (TEMP)
Temperature unit selection °C or °F
!
Note!
Function only visible if the switching mode
MODE is set to temperature TEMP in the 2nd
output.
Factory setting: °C
HYNC: hysteresis/NC contact
HYNO: hysteresis/NO contact
(→ Fig. 14)
Factory setting: HYNO
• Enter value 5 to 100% in increments of 1%.
Factory setting: 50%
or:
• 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 'Navigating the Learn func-
tion' (→ Page 12).
DTT31, DTT35
Endress+Hauser