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Teledyne API Model 465L O
3
Monitor Operation Manual
46 05509F DCN6409
7.2.3.2. Signal I/O
The Signal I/O menu allows the operator to manually control the various relay outputs and
control inputs available on the rear panel of the M465L. This function is useful for testing or
debugging external control systems (i.e. dataloggers or PLC’s) to which the instrument may be
connected.
See Section 4.2 for additional details on making connections to these I/O signals on the rear
panel.
See
Figure 7-2 for additional details on entering the Signal I/O menu.
Table 7-4: Signal I/O List
Signal Name Rear Panel Label Function
AUX 1 IN CTRL IN - 1 UNDEFINED
AUX 2 IN CTRL IN - 1 UNDEFINED
RELAY 1 RELAY 1 SENSOR OK
RELAY 2 RELAY 2 GLOBAL HI ALARM
RELAY 3 RELAY 3 GLOBAL HI-HI ALARM
STAT OUT 1 STATUS OUT – 1 SENSOR OK
STAT OUT 2 STATUS OUT – 2 Invalid Reading
STAT OUT 3 STATUS OUT – 3 CHECK LAMP
STAT OUT 4 STATUS OUT – 4 PNEUMATIC ERROR
STAT AUX 1 AUX OUT – 1 UNDEFINED
STAT AUX 2 AUX OUT – 2 UNDEFINED
XRELAY 1 STRM 1 - 1 STREAM 1 ACTIVE
XRELAY 2 STRM 1 – 2 STREAM 1 HI ALARM
XRELAY 3 STRM 1 - 3 STREAM 1 HI-HI ALARM
XRELAY 4 STRM 2 - 1 STREAM 2 ACTIVE
XRELAY 5 STRM 2 – 2 STREAM 2 HI ALARM
XRELAY 6 STRM 2 - 3 STREAM 2 HI-HI ALARM
XRELAY 7 STRM 3 - 1 STREAM 3 ACTIVE
XRELAY 8 STRM 3 – 2 STREAM 3 HI ALARM
XRELAY 9 STRM 3 - 3 STREAM 3 HI-HI ALARM
XRELAY 10 STRM 4 - 1 STREAM 4 ACTIVE