By J.D. Craig
Abstract
General description of the manometers
The STACOM manometer
Temperature compensation
Float-switch reservoir and mercury overflow
Miscellaneous
Purging gas
Density effects
Manometer angle
Power consumption
Detailed description
Gas-purge system
Gas cylinder
Cylinder regulator
Constant-differential regulator and sight feed
Bubble tubing
Use of dual tubing
Orifice fitting
Manometer assembly
Functional operation
Float switch
Drive motor
Cable belt or roller chain and gearing
Limit switches
Manometer-angle adjustment
Servo-control unit
Mini servo-control unit
Power
Type of recorder
Operation with graphic recorder
Operation with digital recorder
Operation with Telemark
Installation
Equipment shelter
Bubble tubing
Bubble orifice
Gas-purge system
Tube fittings
Connecting cylinder regulator
Constant-differential regulator and sight feed
Manometer assembly
Assembly of float switch
Connecting pressure tube
Mounting manometer on shelf
Placing mercury in manometer
Check of connections
Servo-control unit
Battery connections
Recorder
Drive sprocket
Placement and leveling
Operation and maintenance
Observation
Electrical malfunction
Common problems and suggestions
Procedure for changing gas cylinder
Appendix
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