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Teledyne API - T100 UV Fluorescence SO2 Analyzer Getting Started
49
CONTROL IN
A B C D E F U
+
SPAN CAL
ZERO CAL
CONTROL IN
A B C D E F U +
SPAN CAL
ZERO CAL
-
+
5 VDC Power
Supply
Local Power Connections
External Power Connections
Figure 3-10: Control Input Connector
Table 3-8: Control Input Signals
Input # Status Definition ON Condition
A
REMOTE ZERO CAL
The analyzer is placed in Zero Calibration mode. The mode field of the
display will read ZERO CAL R.
B
REMOTE SPAN CAL
The analyzer is placed in span calibration mode as part of performing a low
span (midpoint) calibration. The mode field of the display will read LO CAL
R.
C, D, E & F SPARE
Digital Ground
The ground level from the analyzer’s internal DC power supplies (same as
chassis ground)
U External Power input Input pin for +5 VDC is required to activate pins A – F.
+
5 VDC output
Internally generated 5V DC power. To activate inputs A – F, place a jumper
between this pin and the “U” pin. The maximum amperage through this port
is 300 mA (combined with the analog output supply, if used).
06807C DCN6650