Control interface for external devices
TALLY/GPI
TALLY IN 1 to TALLY IN 5 are contact input ports which are used to light the unit’s tally indicators (above the CAMERA STATUS/SELECTION buttons).
The tally lamps light with contact input.
GPI IN 1 to GPI IN 4 are contact input ports which are used to control the unit from an external source.
GPI OUT 1 to GPI OUT 4 are open output ports which are used to output the statuses to an external source.
(D-sub 15-pin, female, inch thread)
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Pin No. | Signal | Description of signal | Operation | |
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1 |
| TALLY IN 1 | CAM1 tally input |
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| 9 | TALLY IN 2 | CAM2 tally input |
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2 |
| TALLY IN 3 | CAM3 tally input | Contact input |
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| 10 | TALLY IN 4 | CAM4 tally input |
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3 |
| TALLY IN 5 | CAM5 tally input |
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| 11 | GND | Ground |
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4 |
| GPI IN 1 | Preset input 1 |
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| 12 | GPI IN 2 | Preset input 2 | Contact input |
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5 |
| GPI IN 3 | Preset input 3 | |
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| 13 | GPI IN 4 | Panel lock |
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6 |
| GPI OUT 1 | Remote camera selection 0 |
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| 14 | GPI OUT 2 | Remote camera selection 1 | Open collector output |
7 |
| GPI OUT 3 | Remote camera selection 2 | |
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| 15 | GPI OUT 4 | Alarm |
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8 |
| NC | Not used |
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Example of GPI OUT connections
Ensure that the conditions given below are satisfied. Dielectric strength: Max. DC 24 V
Current: | Max. 50 mA |
| (Max. voltage: 24 V) |
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| GPI OUT |
| (Max. current: 50 mA) |
| LED |
| GND |
Example of TALLY IN and GPI IN connections
Provide contact inputs.
+3.3 V
TALLY IN
GPI IN
GND
: The selection statuses (CAMERA STATUS/SELECTION buttons 1 to 5) of the remote cameras can be monitored at GPI OUT 1 to GPI OUT 3.
CAMERA STATUS/SELECTION | Remote camera | Remote camera | Remote camera | |
selection 0 | selection 1 | selection 2 | ||
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(GPI OUT 1) | (GPI OUT 2) | (GPI OUT 3) | ||
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1 | On | Off | Off | |
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2 | Off | On | Off | |
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3 | On | On | Off | |
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4 | Off | Off | On | |
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5 | On | Off | On | |
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