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Flow Thermal mass flowmeterHM9700A

HM9700A

HM9700A PDF

*Specifications are subject to change without prior notice.

HM9700A is a compact and high-performance thermal mass flowmeter for gases with a digital indicator, 4 to 20 mA output and alarm output, and also most suitable for flow monitoring and control from low to high flow rate.

Features

  • · Compact and high performance
  • · Free from the influence by change in operating temperature and pressure
  • · Available for any installation position
  • · Digital indicator built in
  • · Flow rate signal: 4 to 20 mA DC
  • · Alarm signal output
  • · 24 V DC power supply operated

Main specifications

Measuring fluid Gases
Flow range Min. 0 to 1 L/min (nor)
Max. 0 to 200 L/min. (nor)
Operating temp. 5 to 45°C
Operating press. 0 to 970 kPa
Accuracy
Flow indication: 
±2% F.S. + 1 digit
Flow output: 
±2% F.S.
Alarm action: 
±0.5% F.S. + 1 digit (for set value)
Indicator LED 3 1/2 digits (Alternative indication of flow rate and alarm set value)
Output signal of flow rate 4 to 20 mA DC (Load resistance: Max. 500Ω)
Alarm output Open collector (Load rating: 30 V DC, 100 mA)
Gas contact materials SUS 316, FKM
Process connection
Standard: 
1/4", 3/8", 1/2" SWL
Option: 
1/4", 1/2" VCR
Power supply 24 V DC ±10%, 1.7W
Accessory Connector with cable (Standard length: 2 m)