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33
PORTAFLOW™ 300 SPECIFICATION
ENCLOSURE:
IP66 Protection Class
Material
High density P.U. foam
Weight
< 1.5 Kg
Dimensions
275 x 150 x 55 mm
Display
240 x 64 graphics LCD with backlight
Keypad
IP68 16 key tactile membrane
Connections
IP66 Lemo connectors
Temperature range
0°C to +50°C operating
-10° to +50°C storage
SUPPLY VOLTAGE:
Power supply/charger Input
100-260 VAC ±10% @ 50/60 Hz Max. 9 watts
Output
9VDC
unregulated
BATTERY PACK:
Internal Batteries
5 x 4/3 AA nickel metal hydride
24-30 hrs continuous operating on fully
charged battery cells
Recharge time
10-16 hours
External battery can be connected to the Portaflow 300 for remote flow monitoring (contact Micronics)
OUTPUTS:
Languages (optional)
English/German/French
Display
Volumetric flow units
m
3
, litres, gallons (Imperial and US)
Velocity units
metres/sec, feet/sec
Flow velocity range
0.2…12 m/sec to 4 significant figures
Total volume
12 Digits - forward and reverse
Continuous battery level indication
Continuous signal level indication
ERROR
messages
Analogue
4-20mA into 750
Ω
User definable scaling
Resolution
0.1% of full scale
Pulse 5
Volts
Max. 1 pulse per second
User definable scaling
Printer/Terminal
Serial RS232-C
inc. handshaking
User definable scaling
DATA LOGGER:
Memory capacity
100K (50,000 readings)
Output
Via RS232 or displayed graphically
Logs
Block data storage with text and graphic display, transferred to Microsoft Windows or
Micronics user compatible software package (optional)
TRANSDUCER SETS
Pipe Size
Velocity Range
‘A’ (standard)
13 mm…115mm pipe
0.2 m/sec…8 m/sec
‘B’ (standard)
50 mm…1000mm pipe
0.2 m/sec…12 m/sec
‘C’ (optional)
300 mm…2000mm pipe
0..2 m/sec…7 m/sec
‘D’ (optional)
1000 mm…5000mm pipe
0.2 m/sec…7 m/sec
Temperature Range ‘A’, ‘B’, ‘C’
-20°C to +200°C standard
Frequency
1MHz, 2MHz, 0.5MHz
PIPE MATERIALS
Any sonic conducting medium such as Carbon Steel, Stainless Steel, Copper, UPVC, PVDF, Concrete,
Galvanised Steel, Mild Steel, Glass, Brass. Including Lined Pipes – Epoxy, Rubber, Steel, Plastic.
REPEATABILITY
± 0.5% with unchanged transducer position.
ACCURACY:
2% or ± 0.02 m/sec whichever is the greater. Accuracy achieved under ideal calibration conditions on a 4” plastic
pipe. Specification assumes turbulent flow profile with Reynolds numbers above 4000.
Micronics reserve the right to alter any specification without notification.