Endress+Hauser Flowphant T DTT31, Руководство по эксплуатации

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DTT31, DTT35 Operation
Hauser 21
5.1.9 Settings for output - 1 x analog output (4 to 20 mA) and 1 x switch output
Function
group Function Set-
tings Description
0>.,
Output 1
Measure-
ment mode
for analog
output
6
Output FLOW: flow rate or TEMP: temperature
!
Note!
For TEMP setting (temperature), the measuring
range is specified at -20 °C to +85 °C (-4 °F to
185 °F)
Factory setting: FLOW
6
Error cur-
rent Current value in event of error:
MIN =
≤
3.5 mA
MAX =
≥
21.7 mA
HOLD = last current value
Factory setting:
MAX
Output 2
Switching
mode
6
Output switching mode FLOW: flow rate or
TEMP: temperature
Factory setting:
temperature (TEMP)
Technical
unit
C
C6
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
6
Switching
character-
istics HYNC: hysteresis/NC contact
HYNO: hysteresis/NO contact
(
→
Fig. 17)
Factory setting: HYNO
Switch
point value
,M,
• 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
Switch
point
’Learn’ RUN, WAIT: take the current flow rate as the
switch point SP. See ’Navigating the Learn func-
tion’ (
→
Page 14).