Teledyne 501 TRS, Operation Manual, Page: 42 / 111

T102 OPERATING INSTRUCTIONS Teledyne API - T102/501 TRS, Addendum to T101 Operation Manual
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6.4.
Remote Operation of the Analyzer
6.4.1.
Control Inputs
The following table and figures supersede the Control Input Pin Assignment table and
the figures for Control Inputs with Local 5 V Power Supply and Control Input with
External 5 V Power Supply in the
Control Inputs section in the T101 Manual - PN
07266 respectively.
Table 6-4. T102 Control Input Pin Assignments
INPUT STATUS CONDITION WHEN ENABLED
A External Zero Cal Zero calibration mode is activated. The mode field of the
display will read ZERO CAL R.
B External Span Cal Span calibration mode is activated. The mode field of the
display will read SPAN CAL R.
C, D, E, & F Unused
Digital Ground Provided to ground an external device (e.g., recorder).
U
DC Power For
Input Pull Ups
Input for +5 VDC required to activate inputs A - F. This voltage
can be taken from an external source or from the “+” pin.
+
In5v
Supply
Internal source of +5V which can be used to activate inputs
when connected to pin U.
CONTROL IN
A B C D E F U
+
S
PA
N
Z
E
R
O
Figure 6-2. Control Inputs with Local 5 V Power Supply
07267B DCN6485