Switching Behavior Of The Status Output - Endress+Hauser Proline Prosonic Flow 91 Operating Instructions Manual

Proline Prosonic Flow 91
Endress+Hauser
11.9.2

Switching behavior of the status output

Function Status
ON (operation) System in measuring mode
System not in measuring mode
(power supply failed)
Alarm System OK
Alarm → Error response of
outputs/inputs and totalizer
Notice message System OK
(System error or process error)
Notice → Continuation of
measuring
Alarm or System OK
notice message
Alarm → Failsafe mode or
Notice → Continuation of
measuring
Flow Forward
direction
Reverse
Volume flow limit Limit value not overshot or
value undershot
Limit value overshot or
undershot
(cannot be set at the same
time)
Description of device functions
Open collector behavior
(Transistor)
conductive
XXX.XXX.XX
Esc
+
-
E
not conductive
XXX.XXX.XX
Esc
- +
E
conductive
XXX.XXX.XX
Esc
+
-
E
not conductive
XXX.XXX.XX
Esc
+
-
E
conductive
XXX.XXX.XX
Esc
+
-
E
not conductive
XXX.XXX.XX
Esc
+
-
E
conductive
XXX.XXX.XX
Esc
+
-
E
not conductive
XXX.XXX.XX
Esc
- +
E
conductive
a0001241
not conductive
a0001242
conductive
a0001243
not conductive
a0001244
A0001237
A0001239
A0001237
A0001239
A0001237
A0001239
A0001237
A0001239
A0001237
A0001239
A0001237
A0001239
83