INFICON VGC403 Three-Channel Measurement and Control Unit - Manual (Page 44)

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tinb07e1-e 2011-07 Vacuum Gauge Controller
6.3.36 TLC
Torr lock. See Chapter 5.4.4 Torr lock (tr-L),  30.
S: TLC[,a]<CR>[<LF>]
R: <ACK><CR><LF>
S: <ENQ>
R: a<CR><LF>
6.3.37 TRA
Test RAM. Test the RAM. See Chapter 5.4.6 RAM test
(rA-t),  30.
S: TRA<CR>[<LF>]
R: <ACK><CR><LF>
S: <ENQ>
R: aaaa<CR><LF>
The control character <ENQ> starts the test. It takes
approximately one second to complete the test.
6.3.38 TRS
Test RS232C interface. Test the RS232C interface. See
Chapter 5.4.13 RS232C test (rS-t),  31.
S: TRS<CR>[<LF>]
R: <ACK><CR><LF>
S: <ENQ>
The control character <ENQ> starts the test. The test can
be stopped by pressing Ctrl-C.
6.3.39 UNI
Unit of measurement. See Chapter 5.3.1 Unit of mea-
surement (unit),  27.
S: UNI[,a]<CR>[<LF>]
R: <ACK><CR><LF>
S: <ENQ>
R: a<CR><LF>
6.3.40 WDT
Watchdog control. See Chapter 5.4.3 Watchdog control
(dt-C),  29.
S: WDT[,a]<CR>[<LF>]
R: <ACK><CR><LF>
S: <ENQ>
R: a<CR><LF>
Parameter Significance
a Torr lock
0 = Off (default)
1 = On
Parameter Significance
aaaa Error status. See Chapter 6.3.9
ERR,  36.
Parameter Significance
a Unit of measurement
0 = mbar/bar (default)
1 = Torr
2 = Pascal
3 = Micron
Parameter Significance
a Error acknowledgement
0 = Manually
1 = Automatic (default)