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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-3200, TH-3200-SP has been temporarily discontinued.
Click here for details.

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 Insertion type
Nominal diameter 50A to 1500A 150A to 1500A
Flow range Max.: Air 0 to 130 m/s(nor)
Min.: Air 0 to 0.5 m/s(nor) 		TH-1100-SP:
Max.:Air 0 to 75 m/s(nor)
Min.:Air 0 to 0.5 m/s(nor)

TH-3200-SP:
Max.:Air 0 to 75 m/s(nor)
Min.:Air 0 to 5 m/s(nor)
Fluid Temperature Std.: 0 to 80 ℃
High Temp.: 0 to 180 ℃ 		TH-1100-SP:
Std.: 0 to 80 ℃
High Temp.: 0 to 240 ℃

TH-3200-SP:
High Temp.: 20 to 550 ℃
Fluid Pressure 1.0 MPa max. TH-1100-SP: 1.0 MPa max.
TH-3200-SP: 0.1 MPa max.
Process
connection		 Nozzle flange
(Std.32AJIS10K)		 Nozzle flange
(Std. 40AJIS10K)		 Process flange
(Std.65AJIS10K)

General purpose Flange type

Model TH-1200 TH-1700 TH-1800
View TH-1200 TH-1700 TH-1800
Feature/type Flange ended Flange or Screw ended
Nominal diameter 50A to 150A 15A to 50A
Flow
range
Max.: 
Air 0 to 130 m/s
(nor)(Without straightener)
Air 0 to 40 m/s
(nor)(With straightener)
Min.: 
0 to 0.5 m/s
(nor)
Max.: 
Air 0 to 130 m/s
(nor)
Min.: 
Air 0 to 0.5 m/s
(nor)
Max.: 
Air 0 to 45 m/s
(nor)
Min.: 
Air 0 to 0.5 m/s
(nor)
Fluid Temperature Std.: 0 to 80 ℃
High Temp.: 0 to 180 ℃		 Std.: 0 to 80 ℃
High Temp.: 0 to 180 ℃
Low Temp.: -20 to 80 ℃
Fluid Pressure 1.0 MPa max.
Proces
connection		 Process flange connection
(Std.JIS10K)		 Process flange connection
(Std.JIS10K) or Rc thread

High temperature

Model TH-3200
View TH-3100
Feature/type Insertion type
Nominal diameter 65A to 1500A
Flow range Max.: Air 0 to 75 m/s(nor)
Min.: Air 0 to 5 m/s(nor)
Fluid Temperature 20 to 550 ℃
Fluid Pressure 0.1 MPa max.

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-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