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Specifications
Thermo Scientific Sarasota 2000
Performance Specifications
Accuracy Overall accuracy typically 2%-5% of flow reading, depending on site conditions; Transducer frequency 2%, matched pairs to 0.5%
Velocity Range Bi-directional; Maximum depends on path length e.g., 10 m/s for 100 m path (33 ft/s for 330 ft path)
Channel Widths Suitable from 500 mm (20 in) to 200 m (650 ft)
Water Depths From 100 mm (4 in) to 20 m (65 ft), subject to channel or conduit width
Channel Shape Programmable cross section
Fluids Tolerates suspended solids up to 2,000 ppm;
Best performance achieved with minimal weed, aeration, and saline and temperature gradients
Approach Length Recommended 5 x channel width
Flowmeter Physical Specifications
Material Front opening, painted, pressed steel casing, graphics front display
Dimensions 482 mm (19.0 in) x 250 mm (9.84 in) x 408 mm (16.0 in)
Mounting Benchtop or rack mounted
Environmental Rating IP55; Requires installation within weatherproof enclosure or building
Weight Typically 18 kg (40 lb) including battery (depends on cards)
Front Display Graphics LCD; LED fault indicator
Transducer Physical Specifications
Material Encapsulated piezo-electric transducers; 250 kHz, 500 kHz: Integral drive circuits and signal amplifiers
1 MHz: drive circuit and signal amplifier inline (T Box)
Dimensions 250 kHz: 100 mm D x 75 mm L (approx 4 in x 3 in); 500 kHz: 50 mm D x 75 mm L (approx 2 in x 3 in);
1 MHz: 37 mm D x 37 mm L (approx 1.5 in x 1.5 in)
Mounting Suitable for direct pipe mounting using 'hot' or 'cold' tapping methods
Connections Cable used: URM76 with additional outer polypropylene sheath for continuous immersion with overall diameter 8 mm (0.3 in)
Star junction box (1 star box required per group of up to four connected transducers)
1 x URM76 cable per transducer connected to star box. Maximum length 5 m (approx 16 ft)
1 x URM76 cable per star box connected to flowmeter. Maximum length 300 m (approx 1000 ft)
Environmental Rating 250 kHz, 500 kHz open channel: IP68 continuous immersion to 2 bar (29 psi)
1 MHz open channel or closed conduit: IP68 continuous immersion to 15 bar (217.6 psi)
Functional Specifications
Velocity Paths/Inputs Up to 32 paths (64 transducers)
Depth Inputs Up to 16 ultrasonic depth transducers; Up to 4 analog depth inputs (programmable) via optional I/O cards
Up to 2 encoder pulsed depth inputs via optional I/O cards; Up to 2 x 16 bit digital BCD via optional I/O cards
(subject to a limit of 4 depths per channel)
Serial Communications RS232 for PC communications (1200 to 38400 baud); RS232 for modem (1200 to 19200 baud); RS485 half or full duplex
Ultrasonic Transducer Interface Cards Up to 8 velocity paths per card via multidrop facility (requires 2 transducers per velocity path)
(Minimum 1, maximum 4 per unit) Up to 4 ultrasonic depth measurements per card via multidrop facility (requires 1 transducer per depth)
Optional Input/Output Cards 2 x 12 bit analog input channels (programmable, 4-20 mA or 1-5 V);
(Maximum 2 per unit) 2 x 12 bit analog output channels (programmable, 4-20 mA or 1-5 V);
16 bit digital BCD as input or output via onboard link; Encoder pulsed input as level input
Optional Relay Card (Max. 1 per unit) 4x volt free contacts (programmable); 1x diagnostic relay output
Transducer Frequency Options 1 MHz for 1-10 m (3-30 ft) paths; 500 kHz for 5-80 m (15-260 ft) paths;
250 kHz for 50-200 m (165-655 ft) paths
Where there is overlap, the choice is governed by water conditions. Refer to ISO6416.
Operating Temperature Range Transducers: -20°C to +50°C (+4°F to +122°F); Flowmeter: -10°C to +50°C (+14°F to +122°F)
Note: LCD backlight will not turn on below 0°C (32°F); Flowmeter range subject to power supply’s operating range
Power Supply 12 VDC powered 11-16 V or 24 VDC powered 18-36 V or 85-264 VAC, 47-64 Hz with internal battery
for standby operation; Other power sources on application; Intermittent mode for low power consumption
Data Logging 1 MB capacity; Programmable for function selectable from any or all measured and calculated parameters;
Programmable sampling period 30 seconds to 30 minutes
PC Software Thermo Scientific GAFA Microsoft Windows-based PC software for local PC operation or remote PC operation via modem;
Software allows setup, diagnostics, data download, new operating software upload
Compliance
Quality Assurance ISO 9001:2000
CE mark Compliant
Flowmeter Standards Complies with ISO 6416 (equivalent to BS3680 pt 3E); complies with CEI IEC 41 Third Edition 1991-11
Safe Area Use As standard
Hazardous Area Use Applicable to 1 MHz transducers only via 1 x barrier per transducer; Subject to cable restrictions
Transducer: (Epsilon 06 ATEX 2041) II 2 G EEx ib IIB T4; Interface: (Epsilon 06 ATEX 2041) II (2) G [EEx ib] IIB
Communications Protocols RTU; ASCII Modbus
Process Instruments www.thermo.com
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Literature Code PI.2020.0408
