SRS Labs CTC100, User Manual

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Contents i
CTC100 Programmable Temperature Controller
Contents
S a fety a nd prepa ra tion for use ................................................................................ v
S pecifica tion s ........................................................................................................... vii
Introduction 1
Connecting the inp uts a n d outp uts ........................................................................ 3
Temperature sensor inputs ..................................................................................................... 3
100W heater outputs .............................................................................................................. 8
±10V analog I/O channels..................................................................................................... 10
Relays, digital I/O, and virtual channels ................................................................................ 10
Opera tion 13
Quick sta rt tutoria l ................................................................................................. 14
Turn the instrument on .......................................................................................................... 14
The Select screen ................................................................................................................... 14
Configure the sensor inputs ................................................................................................... 14
If the sensor reading does not appear ................................................................................... 15
Plot data .................................................................................................................................. 15
Test the outputs ..................................................................................................................... 16
Set the data logging rate ......................................................................................................... 16
Save data to and retrieve data from a USB memory device ................................................ 17
Interface with a computer ...................................................................................................... 17
Control a temperature........................................................................................................... 19
A cquiring a nd log g in g da ta .................................................................................... 24
Input filters .............................................................................................................................. 24
Custom calibration tables ...................................................................................................... 24
Virtual channels ...................................................................................................................... 26
Logging data to internal memory ........................................................................................... 26
Logging data to USB ............................................................................................................... 27
ADC sampling and logged data ............................................................................................. 27
Format of CTC100 log files ................................................................................................... 28
T he system fa n ........................................................................................................ 29
Ra ck m ounting the CT C100 .................................................................................. 29
U sing P ID feedba ck ................................................................................................. 30
................................................................... 30
Basic concepts ........................................................................................................................ 30
Manual tuning .......................................................................................................................... 31
Automatic tuning algorithms .................................................................................................. 34
Using the automatic tuner...................................................................................................... 37
Using alarms with PID feedback loops .................................................................................. 39
F ront-pa nel controls ............................................................................................... 40
USB logging indicator ............................................................................................................. 40
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