Teledyne API Model 465L O3 Monitor Operation Manual
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
| 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 |
|
| 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 |
|
| XRELAY 4 | STRM 2 - 1 | STREAM 2 ACTIVE |
|
| XRELAY 5 | STRM 2 – 2 | STREAM 2 HI ALARM |
|
| XRELAY 6 | STRM 2 - 3 | STREAM 2 |
|
| XRELAY 7 | STRM 3 - 1 | STREAM 3 ACTIVE |
|
| XRELAY 8 | STRM 3 – 2 | STREAM 3 HI ALARM |
|
| XRELAY 9 | STRM 3 - 3 | STREAM 3 |
|
| XRELAY 10 | STRM 4 - 1 | STREAM 4 ACTIVE |
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| 05509F DCN6409 | |
