Alicat VC Series Volumetric Flow Controller - Manual (Page 4)

Table of Contents Page
RS-232 Output and Input 21
Configuring HyperTerminal® 21
Changing from Streaming to Polling Mode 21
Sending a Set-Point via RS-232 22
To adjust the P & D terms via RS-232 22
Gas Select 24
Collecting Data 25
Data Format 25
Sending a Simple Script File to HyperTerminal® 26
Operating Principle 27
Gas Viscosity 27
Other Gases 28
Volume Flow vs. Mass Flow 28
Volumetric Flow and Mass Flow Conversion 29
Compressibility 29
Standard Gas Data Tables 30
Gas Viscosities, Densities and Compressibilities at 25 o C 31
Gas Viscosities, Densities and Compressibilities at 0 o C 32
Volumetric Flow Meters and Controllers Under Pressure 33
Troubleshooting 34
Maintenance and Recalibration 35
Technical Specifications 36
Dimensional Drawings 40
Additional Information
Option: Totalizing Mode 43
Option: Portable Meters and Gauges 44
Option: Local Set-Point Module 45
Option: Remote Electronics 46
Accessory: BB-9 Multi-Drop Box 46
Accessory: RS-232 to RS-485 Converter 46
Accessory: Flow Vision™ SC 47
Accessories 48
DB15 Pin-Outs 49
Table of Figures
Figure 1. 8 Pin Mini-DIN Connector
6
Figure 2. Simple method for providing set-point to controllers 7
Figure 3. Mini-DIN to DB-9 Connection for RS-232 Signals 8
Figure 4. Typical Multiple Device (Addressable) Wiring Configuration 9
Figure 5. Optional Industrial Connector 9
Figure 6. Main Mode Display, MC Series Flow Controller 10
Figure 7. Select Menu Display 11
Figure 8. MC Series Control Setup Display 12
Figure 9. Gas Select Display 14
Figure 10. Communication Select Display 15
Figure 11. Manufacturer Data Displays 16
Figure 12. Miscellaneous Mode Display 17
Figure 13. Main Mode Display, V Series Flow Controller 18
Figure 14. VC Series Control Setup Display 19