Endress+Hauser Proline Prosonic Flow 93, Operating Instructions Manual

Page: 142 / 168

Troubleshooting Proline Prosonic Flow 93 PROFIBUS DP/PA
142 Hauser
602 S: POS.0-RET. CH1
!: # 602 0x53 UNCERTAIN Sensor
conversion
not accurate
(measured
value from
sensor not
accurate)
Constant Positive zero return
active CH1 Cause:
System error
Positive zero return channel 1 or channel 2 is
active.
Remedy:
Switch off positive zero return.
Access:
BASIC FUNCTIONS
→
SYSTEM PARAMETER
→
CONFIGURATION
→
POS. ZERO RETURN
(
→
OFF)
603 S: POS.0-RET. CH2
!: # 603 Positive zero return
active CH2
604 S: POS.0-RET. CH1&2
!: # 604 0x53 UNCERTAIN Sensor
conversion
not accurate
(measured
value from
sensor not
accurate)
Constant Positive zero return
active CH1&2 Cause:
System error
Positive zero return channel 1 and channel 2 are
active.
Remedy:
Switch off positive zero return.
Access:
BASIC FUNCTIONS
→
SYSTEM PARAMETER
→
CONFIGURATION
→
POS. ZERO RETURN
(
→
OFF)
691 S: SIM. FAILSAFE.
!: # 691 0x48
0x49
0x4A
UNCERTAIN Substitute set
(Substitute set
of failsafe
status)
O.K.
Low
High
Simulation failsafe
active Cause:
Simulation of response to error is active.
Remedy:
Switch off simulation:
Access:
SUPERVISION
→
SYSTEM
→
OPERATION
→
SIM. FAILSAFE MODE (
→
OFF)
694 S: SIM. MEASUR. CH1
!: # 694 0x60
0x61
0x62 UNCERTAIN Simulated
Value
(manually
specified
value)
O.K.
Low
High
Simulation of
measuring CH1
active Cause:
System error
Simulation of the volume flow for channel 1 or 2
active
Remedy:
Switch off simulation:
Access:
SUPERVISION
→
SYSTEM
→
OPERATION
→
SIM. MEASURAND (
→
OFF)
695 S: SIM. MEASUR. CH2
!: # 695 Simulation of
measuring CH2
active
696 S: SIM.FAILSAFE CH1
!: # 696 0x60
0x61
0x62 UNCERTAIN Simulated
Value
(manually
specified
value)
O.K.
Low
High
Simulation failsafe
act. CH1 Cause:
System error
Simulation of the failsafe mode for channel 1 or 2
active
Remedy:
Switch off simulation:
Access:
SUPERVISION
→
SYSTEM
→
OPERATION
→
SIM. FAILSAFE MODE (
→
OFF)
697 S: SIM.FAILSAFE CH2
!: # 697 Simulation failsafe
act. CH2
698 S: DEV. TEST ACT.
!: # 698 0x60
0x61
0x62 UNCERTAIN Simulated
Value
(manually
specified
value)
O.K.
Low
High
Device test via
Fieldcheck active Cause:
The measuring device is being checked on site via
the test and simulation device.
No. Device status message
(local display)
PROFIBUS measured value status
Extended
diagnostic
message in the
PROFIBUS
master
Cause/remedy (spare part Page 145 ff.)
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