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Flow Thermal Theory, Gas flowmeterTH Series Thermal Flowmeter

Thermal Theory, Gas flowmeter TH Series Thermal Flowmeter

TH Series Thermal Flowmeter PDF

*Specifications are subject to change without prior notice.

TH is a series of Gas flowmeter based on thermal transfer theory originally developed by Tokyo Keiso. Various types of gases are measured with high accuracy. TH consists of ;

Detector which is installed on process piping and Convertor which is connected to  detector for signal processing

Various types are available to meet the requirements.

Features

  • · Wide range ability
  • · Low pressure drop
  • · Mass flow measurement free from pressure change
  • · No moving parts

Applications

  • · Semiconductor production facility Gas lines E Air conditioning gas lines
  • · Gas supply lines
  • · Oxygen supply for medical facilities
  • · Garbage burning outlet gas lines
  • · General industrial gas lines

Short Specifications

General purpose Insertion type

Model TH-1100 TH-1400 TH-1100-SP/
TH-3200-SP
View TH-1100 TH-1400 TH-1100-SP/TH-3200-SP
Feature/type Insersino type Insersion type (Variavle) Insersion type (Purging function)
Process
connection
Nozzle flange
(Std.32AJIS10K)
Nozzle flange
(Std. 40AJIS10K)
Process flange
(Std.65AJIS10K)
Line size 50A - 350A
Option400A - 1500A
50A - 350A
Option400A - 1500A
150A - 1500A
Insersion type
Max.Op. temp.
segmentation
80°C, 180°C, 240°C 80°C, 180°C 80°C, 240°C/550°C
Max.Op.Press. 1.0MPa TH-1100-SP: 1.0MPa
TH-3200-SP: 0.1MPa
Flow range Max.: Air 0 - 681490m³h(nor)
Min.: Air 0 - 45m³/h(nor)
Max.: 
Air 0 - 391840/0 - 391800m³/h(nor)
Min.: 
Air 0 - 120/0 - 255m³/h(nor)
Sensor
material
Body: 
SUS304, SUS316, SUS316L
Sensor: 
SUS316
Seal: 
FPM, Other Construction

General purpose Flange type

Model TH-1200 TH-1700 TH-1800
View TH-1200 TH-1700 TH-1800
Feature/type Inline type
Flange connection
Small-Medium size, Inline type
Flange connection
Small-Medium size, Inline type
Straightener (built-in)
Proces
connection
Process flange connection
(Std.JIS10K)
Process flange connection
(Std.JIS10K) or Rc thread
Line size 50A - 150A 15A - 50A
Max.Op.
temp.
segmentation
80°C, 180°C
Max.Op.
Press.
1.0MPa
Flow
range
Max.: 
Air 0 - 7360m³/h
(nor)
Min.: 
Air 0 - 45m³/h
(nor)
With straightener
Max.: 
0 - 2605m³/h
(nor)
Min.: 
0 - 5m³/h
(nor)
Max.: 
Air 0 - 235m³h
(nor)
Min.: 
Air 0 - 130m³/h
(nor)
Max.: 
Air 0 - 5855m³/h
(nor)
Min.: 
Air 0 - 105m³/h
(nor)
Sesnor
material
Body: SCS14, SCS16
Sensor: SUS316
Seal: FPM, Others Construction

Hig and Low temperature
High temp. verwion TH-3200 and Low tempuse model TH-3300 are available.

Model TH-3200 TH-3300
View TH-3100
Feature/type Insersion type, High temp./Low Press. Insersion type, Low temp./Low Press.
Line size 65A to 1500A
Fluid. temp.
segmentation
0 to 550°C -196 to 0°C
Fluid. Press. Max.0.1MPa
Flow range Max.: Air 0 to 3889005m³/h(nor)
Min.: Air 0 to 60m³/h(nor)
Sesnor material Detector: SUS304, SUS316, SUS316L
Sensor: SUS316

Convertors

Model TRX-600 TRX-700 TRX-900
View TRX-600 TRX-700 TRX-900
Combination
sensors
TH-1100
TH-1200
TH-1400
TH-1700
TH-1800

TH-3200
TH-3300

TH-1100-SP
TH-3200-SP
TH-1100
TH-1200
TH-1400
TH-1700
TH-1800

Feature/Type General Purpose
Field mount
Intelligent type
Panel mount
Intelligent type
Field mount
Housing
construction
IP65 equivalent IP20 equivalent IP54 equivalent
Indication Upper side:
Flow rate 6-digit LED
Lower side:
Integration 4-digit LED
Upper side:
Flow rate 5-digit LED
Lower side:
Integration 7-digit LED
Output Analog: DC4 to 20mA
Pulse: Open collector
Digital: RS-485
Function Temperature correction
(Input signal)
Temperature and pressure correction
(Input signal)
Power supply AC100, 110, 115V ±10%
AC200, 220, 240V ±10%
AC90~264V 50/60Hz
Accuracy 2.0% F.S.±1digit 1.0% F.S.±1digit