Recording Unit f o r Variable 1
Bailey Recorder is key to "step-by-step" automation
Recording Unit for Variable 2
When you are pioneering a new process and don't know all the answers, complete automa Controlling Unit for Variable 1
tion is seldom practical. The first step is to identify your variables and measure them. Nothing does this job better than a Bailey Recorder. One instrument can record any four variables that can be converted to electric or pneumatic signals. Once you get a better understanding of the
Controlling Unit f o r Variable 2
variables in your process, you will want to add controls and feed back your measurements. Here's where the versatility of the Bailey Recorder comes into play. For the same Bailey instrument you use to record variables is designed to accommodate plug-in control units. When you use a Bailey Recorder, you can build your instrumentation along with your process. At the start, you use only the plug-in units for recording. Then you add plug-in controls as
Units added to Recorder-Controller as needed
you see the need for them. For the complete story of how you can use a Bailey Recorder for step-by-step automation, see your Bailey Engineer.
Instruments
and controls
for power
and
process
BAILEY M E T E R C O M P A N Y 1023
IVANHOE
ROAD
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CLEVELAND
ΙΟ, OHIO
In Canada — Bailey Meter Company Limited, Montreal For further information, circle number 58 A on Readers' Service Card, page 101 A
58 A
INDUSTRIAL AND ENGINEERING CHEMISTRY
G . 4 2 _i
