UL350 ULTRASONIC FLOWMETER

2

TOKYO KEISO CO., LTD.

TG-F2334-E00

STANDARD SPECIFICATIONS

●Measuring method

: Ultrasonic time-flight type (Ultrasonic path:

Reflex mode / V path or Diagonal mode /

Z path)

●Construction

: Sensor, Converter, Exclusive coaxial cable

with BNC connector, sensor fixing rail

●Sensor mounting

: Piping clamp-on type

●Measuring fluid

: Liquids in which Ultrasonic waves propa-

gate

*Refer to P5.[ POINTS TO BE CHECKED

BEFORE MODEL SELECTION ]

●Measurable fluid sonic velocity range

: 1,000 to 2,500 m/s

●Measurable fluid kinematic viscosity range

: 0.30 to 40.00 mm

2/s

●Fluid temperature

: Up to 90°C (Surface temperature of piping)

●Measurable pipe (Nominal diameter)

: 25 mm (min) to 1000 mm (max)

Note: Refer to “POINTS TO BE CHECKED

BEFORE USING” when selecting

the specifications.

●Measurable flow velocity range

: 0 to 10 m/s

●Settable full scale flow velocity range

: Maximum 10 m/s at settable full scale

●Accuracy

:

±2% of the reading at the condition that

flow velocity is 1m/s or more and Reyn-

olds number is 10000 or more.

: Flow velocity error is

±2 cm/s at the con-

dition that flow velocity is less than 1m/s.

●Display

: 16-digit, 2-line alphanumeric LCD (with

backlight) and status display LEDs (3

pieces)

Display data

: Flow rate, totalizing flow rate, various

status

●Power supply

: 100 to 230 V AC 50/60Hz ( 85 to 264 V AC

50/60Hz is acceptable)

●Power consumption : 12 VA or less

●Cable entry

: For power/output (M20 x 1.5, 3 pieces);

With waterproof cable gland (Applicable

cable diameter: ø8.0 to ø13.0)

For sensor; Waterproof BNC connector (2

pieces)

●Outputs

1) Analog output : 4 to 20 mA DC, Load resistance: 500

Ω or less

2) Pulse output

: Open collector output

Load rating 30 V DC, 50 mA, Low level 2V or less

Pulse width: 0.5 ms (max.1000pps), 50 ms

(max.10pps), 100 ms (max.5pps),

500 ms (max.1pps), 1s (0.5 pps or

less): It is selected by the number

of the maximum setting pulses.

3) Status output : Open collector output

Load rating 30 V DC, 50 mA, Low level 2 V or

less

Status 1 : Hold output

Status 2 : Empty pipe detection

Status 3 : Forward or backward flow detection

4) Serial output

: RS-485 serial output, Modbus protocol

Transmission speed/distance — 2,400, 4,800,

9,600 or 19,200 PPS, 1.2 km (Max. total dist

ance at the time of multi-drop connection)

Slave addresses: 1 to 31

●Damping setting : 0 to 100 s (Settable in increments of 1s step)

* Valid for display, analog output and pulse output.

There is a response delay of 0.5 s, even if damping is

set to 0 s.

●Low cutoff setting

: 0 to 30% of the maximum flow rate

(Settable in increments of 1%)

* Valid for display, analog output and pulse output.

●Parameter setting

: Set with the key switches on the front

panel of converter.

●Other additional functions

1) Analog and pulse simulation output function (For loop check)

2) Forward/backward direction measuring function

●Converter mounting method

: Mounted onto the wall or 2 inch

pipe

●Enclosure

: Converter / IP65 Jet-proof,

Sensor / IP65 Jet-proof (guaranteed with

BNC connectors coupled)

●Material

: Sensor housing / Heat-resisting ABS

Sensor mounting rail / Aluminum

Converter housing / Heat-resisting ABS

●Painting of converter : Housing cover = Blue

: Housing body = Light gray

●Sensor ambient temperaure

: -10 to 70°C

●Converter ambient temperature and humidity

: -20 to 50°C, 10 to 90% RH (No dew

condensation)

●Sensor signal cable : Standard 10 m (Up to 60 m)