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5-63
CQO:1010PVXFM-3
Section 5
5.9.2
RELAY SETUP
Use this menu to assign a function to channel relays. The FUH1010PVX supports 2 types of relay out-
puts: Alarm Relay and Pulse Relay. Alarm Relay outputs operate in “fail-safe” mode. The relay(s) are
energized under normal conditions - an alarm condition causes the relay(s) to de-energize until alarm
clears. The Pulse Relay output supports totalizer and batch relay functions. The output pulse width is
approximately 200 ms; maximum activation rate is 2.5 pulses per second. If totalizer pulses exceed this
rate, excess pulses are stored in overflow register. This allows the relay to “catch up” when flow de-
creases enough.
NOTE: Using the <F1> key Totalizer clear command also clears all channel totalizers plus the
overflow register described in the last paragraph. The Reset Totalizer [Yes/No] menu
command will also accomplish this.
Assigning Relay 1 Functions
The FUH1010PVX provides one alarm relay. Please refer to the appropriate Installation Drawing in Ap-
pendix B for wiring details. Relays respond to any of the alarm conditions/data functions included on the
[Relay 1] option list.
Not Used
Not Active
Power Off
Power Off alarm occurs when power fails
S High LiquIdent
High LiquIdent value relay trip-point.
S Low LiquIdent
Low LiquIdent value relay trip-point.
S High Viscosity
High liquid Viscosity value relay trip-point.
S Low Viscosity
Low liquid Viscosity value relay trip-point.
S Hi Temperature
High temperature value relay trip-point.
S Low Temperature
Low temperature value relay trip-point.
S High Flow
High Flow trip-point exceeded.
S Low Flow
Low Flow trip-point exceeded.
S Flow Alarm
System flow rate exceeds or falls below low flow setpoints.
S Fault Alarm
System loses receive signal (all paths in fault).
S Spacing
Transducer spacing needs adjusting.
S Empty
Empty pipe alarm.
S Aeration %
Aeration percentage alarm trip-point exceeded.
S Interface
Interface setpoint exceeded.
S Reverse Flow
Flow is in negative direction.
S BatchTot
Batch/Sample total advances.
S Pos Total
Positive total volume advances 1 digit.
S Neg Total
Negative total volume advances 1 digit.
S Fltwarn
System fault warning.
S Soft Fault
Fault condition - memory mode active.
S Pig Detect
Pig detection value relay trip-point exceeded.
Relay Option List
Содержание SITRANS FUH1010PVDX
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Страница 219: ...21614 C 1010X 7 CAUTION ...
Страница 222: ...STANDARD UPRIGHT INSTALLATION 21614 C 1010X 8 ...
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Страница 245: ...21614 C 1012 57 8 CHANNEL 1 UP DN UP 1012CNF TEMP SENSOR HOUSING CABLE JUNCTION BOX OUTLINE DIMENSIONS ...
Страница 247: ...1012FN 8 OUTLINE DIMENSIONS 1011 SERIES DEDICATED DIRECT MODE REFLECT MODE INSTALLED ON PIPE 21614 C ...
Страница 248: ...1012FNH 8 DIRECT MODE REFLECT MODE INSTALLED ON PIPE MOUNTING FRAME PART NUMBER L H W Loa X 21614 C ...
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Страница 251: ...1012TB 8 INSTALLATION OUTLINE 1011 SERIES TEST BLOCK 21614 C ...
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