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AQUA M A STE R4
| EL EC T R O M AG N E T I C FLO W M E T ER T R A N SM I T T ER | O I/FE T4 0 0 - EN R E V. D
…7 Operation
. . .Configuration
Flow Settings
Description
Note
Velocity units
Used to select the unit for velocity displayed on the transmitter
Editable
Flow rate units*
Used to select the unit for flow displayed on the transmitter. Custom units | l/s | l/min | l/hr | Ml/day |
m3/s | m3/min | m3/hr | m3/day | gal/s | gal/min | gal/hr | Mgal/day | ft3/s | ft3/min | ft3/hr | us-gal/s
| us-gal/min | us-gal/hr | us-Mgal/day.
Editable
Custom flow rate units name
Used to enter the name for custom flow units (if required) displayed on the transmitter. Ensure
Custom units is selected in the Flow Units parameter before entering a name here.
Editable
Custom flow rate units scaling
factor (from m3/s)
Used to enter a value to be used as the scaling factor for custom flow units. Ensure Custom units is
selected in the Flow Units parameter before entering this value.
Editable
Probe On Off
Displayed only if an insertion sensor is connected
Read-only
Meter Bore (mm)
The bore size of the sensor/probe pipe connected to the transmitter
Read-only
Meter Bore (mm) (Probe)
Displayed only if an insertion sensor (probetype) is connected to the transmitter
Editable
Probe Profile Factor Fp
Displayed only if an insertion sensor (probetype) is connected to the transmitter
Editable
Probe Insertion Factor Fi
Displayed only if an insertion sensor (probetype) is connected to the transmitter
Editable
Filter Response Time (seconds)
Flowmeter time constant, default 3 s
Editable
Mains Noise Rejection Frequency
(Hz)
Selectable between 60 and 50 Hz. Applicable only to mains-powered transmitters. Note: see page 21
before setting this option.
Editable
Max nominal flow rate Q3
The Q3 flow rate of the meter
Read-only
Flow rate low trip %
Used to enter low flow rate trip in %
Editable
Flow rate high trip %
Used to enter high flow rate trip in %
Editable
User flow direction
Used to set flow direction
Editable
User cut-off (%)
Used to set user cut-off flow rate in %
Editable
Flow (%)
Displays the flow in %
Read-only
Alarm hysteresis (%)
Used to set alarm hysteresis in % for alarm
Editable
* For a MID / OIML system, the flow units will be factory set to m³/h and cannot be changed by the user while the "lock" switch is engaged. If the lock switch is
disengaged to change the flow units, they will revert to m³/h as soon as the lock switch is re-engaged.
Volume Totalizer Settings
Description
Note
Volume Units**
Used to select the unit for volume displayed on the transmitter. Options: Custom Units | l | m3 | imp-
gal | ft3 | us-gal | Ml | us-Mgal | imp-Mgal | ml | hl | kgal | acre-feet.
Editable
Custom Volume Units Name
Used to enter the name for custom volume units displayed on the transmitter. Ensure (Custom Units)
is selected in the Volume Units parameter before entering a name at this parameter.
Editable
Custom Volume Units Scaling
Factor (from m3)
Used to enter a value to be used as the scaling factor for custom volume units. Ensure (Custom Units)
is selected in the Volume Units parameter before entering a value here.
Editable
Reset Totalizers
Reset forward, reverse and net totalizers to zero
Editable
Pressure Settings
Note
Pressure Units
Used to select the unit for pressure displayed on the transmitter. Options: Custom units | Bar | mBar |
kPa | mmHg | mH2O | psi | ftH2O | Pa
Editable
Transducer Height Offset (mm)
The height difference between the pressure transducer and the top of the flow pipe
Editable
Pressure Transducer Output (mV/V) Read from the tag of the transducer span factor and enter it
Editable
Pres. Transducer Zero Offset
(mV/V)
Read from the tag of the transducer zero factor and enter it
Editable
Transducer linearity correction (%) Display the linearity of transducer in %
Read-only
Transducer full scale pressure (Bar) Display the pressure limit of the transducer
Read-only
Pressure display type
Used to select the display pressure type. Options: Gauge/Absolute
Editable
Pressure response time (seconds) Used to set the response time for pressure output
Editable
** For a MID and OIML system, the volume units will be factory set to m³ and cannot be changed by the user while the "lock" switch is engaged. If the lock
switch is disengaged to change the volume units, they will revert to m³ as soon as the lock switch is re-engaged.
