TG-F2038-E02

BS

□□/SFC4000-EV Single-use ultrasonic flowmeter for liquids

2

TOKYO KEISO CO., LTD.

STANDARD SPECIFICATIONS

Detector

• Measuring fluid

: Liquids (without bubbles, no permeating

or eroding PSU)

• Fluid temperature

: 2 to 60°C

• Ambient temperature

: 0 to 50°C

• Fluid pressure

: 0 to 0.5 MPa

• Fluid sound speed

: 400 to 2500 m/s

• Fluid kinematic velocity

: 0.3 to 40 mm2/s

• Process connection

: BS04SC

3/8” hose barb fitting

BS04

3/8” hose barb fitting

BS06

3/8” hose barb fitting

BS10

1/2” hose barb fitting

BS15

3/4” hose barb fitting

BS20

1” hose barb fitting

• Wetted part material

: PSU (FDA, USP Class VI, no animal

derived components, TSE/BS measures),

gamma-sterilizable

• Maximum permissible dose : 50 kGy

• Enclosure classification

: IP65 (indoor use)

• Mass

: Refer to Table 1.

Table 1. Sensor weight without cables

Model

Weight (g)

BS04SC, BS04, BS06

Approx. 50

BS10

Approx. 60

BS15

Approx. 85

BS20

Approx. 130

• Dedicated cable

: Coaxial cable

× 2

• Cable length

: 5 m (standard)

• Flow range

: Refer to Table 2.

Table 2. Flow range and connecting tube size

Model

Flow range (L/min)

Connecting tube size

BS04SC

0 to 0.8

3/8”Barb fitting

BS06

0 to 3.0

3/8”Barb fitting

BS06

0 to 8.0

3/8”Barb fitting

BS10

0 to 20

1/2”Barb fitting

BS15

0 to 50

3/4”Barb fitting

BS20

0 to 80

1”Barb fitting

• Accuracy

: Refer to Table 3.

Table 3. Accuracy and flow range

Model

Flow velocity

< 1m/s

Flow velocity

≥ 1m/s

Flow rate

(L/min)

Accuracy

(L/min)

Flow rate

(L/min)

Accuracy

(of reading)

BS04SC

0 to 0.1

±0.001

0.1 to 0.8

±1%

BS04

0 to 0.8

±0.008

0.8 to 3

±1%

BS06

0 to 1.7

±0.017

1.7 to 8

±1%

BS10

0 to 4.7

±0.047

4.7 to 20

±1%

BS15

0 to 10.6

±0.106

10.6 to 50

±1%

BS20

0 to 18.8

±0.188

18.8 to 80

±1%

* Note: Accuracy statement is based on water calibration

• Pressure loss

Pressure loss for water (kPa) = C

× Q2

where C: Factor (Refer to Table 4.)

Q: Flow rate (L/min)

Table 4. Pressure loss factor

Model

C

BS04SC

3.04

BS04

3.04

BS06

0.537

BS10

0.0625

BS15

0.0120

BS20

0.00377

Model code

BS

□□ □□ □ □

□

□

Description

Meter

size

04

SC

4 mm, high accuracy calibration

04

4 mm, standard accuracy

06

6 mm, standard accuracy

10

10 mm, standard accuracy

15

15 mm, standard accuracy

20

20 mm, standard accuracy

Process

connection

B

Barb fitting

BS04SC, BS04, BS06

3/8” Barb fitting

BS10 1/2” Barb fitting

BS15 3/4” Barb fitting

BS20 1” Barb fitting

Cable length

5

5 m (Standard)

Cable leadout direction

A

Standard

Please consult for other directions.

Special specifications

Blank Not provided

/Z

Provided

Converter

• Output

1) Instantaneous flow rate

Current output type

: 4-20 mA (load resistance: less than

500

Ω)

Voltage output type

: 0-10 V

(special specifications: 0-5 V/1-5 V)

(load resistance: 1 M

Ω or more)

2) Pulse output

Open collector output

: Load rating: Within 30 V DC, 20 mA

• Frequency pulse output : Pulse rate up to 1000 Hz at full scale,

duty ratio 1 : 1

• Totalizing pulse output : Output flow rate unit pulse

Can be set per pulse by combining either of the following

multipliers and units

:

Multiplier

:

×0.1, ×1, ×10, ×100

Unit

: mL, L, m3

• Fault output

: Output when converter or detector is

in error

NO or NC is selectable, 0 to 1000 Hz

3) Alarm output

Open collector (2 points) :

Load rating

: Within 30 V DC, 20 mA

Instantaneous flow rate alarm (max. /min.) and integrated flow

rate (A/B) can be used in combination, NO or NC is selectable.

• Display

: 16-characters, 2-lines LCD with backlight

• Terminal table

: Plug-type screw fastening terminal

× 3

(detachable plug-in type)

• Setting

: Panel switch

× 4

• Communication

: RS485 communication (Modbus protocol)

• Parameter setting

: Panel switch or communication

• Display content

: Instantaneous flow rate, integrated flow

rate, status

Alarm: Orange LED

• Time constant

: 0.5 to 25 seconds

• Low cut-off

: 0 to 25% F.S.

• Linearization

: Automatic adjustment by kinematic velocity

setting. A manual linearizer can be added

(up to 20 points, polyline approximation

method).