INFICON STC-2002 Thin Film Deposition Controller Operating Manual User Manual
Page 216

p STC-2002
DEPOSITION CONTROLLER
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SECTION 6.XX
e page 214 of 276 ^
This is the time remaining in the current sample/hold phase. 
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Parameter 13 
Crystal Frequency
access index:
FREQ Crystal Frequency 5 Mhz to 6 Mhz to .1 hertz, 0 if bad. from primary (when not 
averaging) sensor crystal. 
Value Range
5000000.0…6000000.0, 0.0 if bad crystal
Units
Hz
This is the measured frequency of the active sensing crystal. 
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The following parameters (14-61) are the values as reported by physically present and enabled source 
sensor card[s]. 
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Parameter 14 
Crystal frequency from Sensor 1
access index:
FREQ1 Crystal frequency from Sensor 1 in centiHz (0.01Hz) resolution.
Value Range
500,000,000-600,000,000
Units centiHz
(0.01Hz)
Crystal frequency from Sensor 1 in centiHz (0.01Hz) resolution [6 MHz looks like 600,000,000].
Associated card needs to be physically installed and enabled before a reboot.
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Parameter 15 
Crystal frequency from Sensor 2
access index:
FREQ2 Crystal frequency from Sensor 2 in centiHz (0.01Hz) resolution.
Value Range
500,000,000-600,000,000
Units centiHz
(0.01Hz)
Crystal frequency from Sensor 2 in centiHz (0.01Hz) resolution [6 MHz looks like 600,000,000].
Associated card needs to be physically installed and enabled before a reboot.
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Parameter 16 
Crystal frequency from Sensor 3
access index:
FREQ3 Crystal frequency from Sensor 3 in centiHz (0.01Hz) resolution.
Value Range
500,000,000-600,000,000
Units centiHz
(0.01Hz)
Crystal frequency from Sensor 3 in centiHz (0.01Hz) resolution [6 MHz looks like 600,000,000].
Associated card needs to be physically installed and enabled before a reboot.
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Parameter 17 
Crystal frequency from Sensor 4
access index:
FREQ4 Crystal frequency from Sensor 4 in centiHz (0.01Hz) resolution.
Value Range
500,000,000-600,000,000
Units centiHz
(0.01Hz)
Crystal frequency from Sensor 4 in centiHz (0.01Hz) resolution [6 MHz looks like 600,000,000].
Associated card needs to be physically installed and enabled before a reboot.
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Parameter 18 
Crystal frequency from Sensor 5
access index:
FREQ5 Crystal frequency from Sensor 5 in centiHz (0.01Hz) resolution.
Value Range
500,000,000-600,000,000
Units centiHz
(0.01Hz)
Crystal frequency from Sensor 5 in centiHz (0.01Hz) resolution [6 MHz looks like 600,000,000].
Associated card needs to be physically installed and enabled before a reboot.
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Parameter 19 
Crystal frequency from Sensor 6
