telescope_and_observatory_control
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telescope_and_observatory_control [2024/05/24 16:23] – holtz | telescope_and_observatory_control [2025/05/21 15:20] (current) – holtz | ||
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Telescope is a Planewave PW1000. It is controlled through the pwi1m computer in the 1m dome, running Windows. pwi1m has two network interfaces. One connects to the telescope internal network on 192.168.10.XXX. pwi1m is 192.168.10.40, | Telescope is a Planewave PW1000. It is controlled through the pwi1m computer in the 1m dome, running Windows. pwi1m has two network interfaces. One connects to the telescope internal network on 192.168.10.XXX. pwi1m is 192.168.10.40, | ||
- | Software control is through Planewave' | + | Software control is through Planewave' |
Normal telescope control is done remotely through the ASCOM interface, but interacting with PWI4 directly provide additional functionality. In particular, PWI4 incorporates its own pointing model software. | Normal telescope control is done remotely through the ASCOM interface, but interacting with PWI4 directly provide additional functionality. In particular, PWI4 incorporates its own pointing model software. | ||
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===== Camera control system ===== | ===== Camera control system ===== | ||
- | Acquisition camera is connected to pwi1m via USB. PWI4 has the capability to connect to an ASCOM camera, and this is needed for doing pointing models | + | Acquisition camera is connected to pwi1m via USB. PWI4 has the capability to connect to an ASCOM camera, and this is needed for doing pointing models. |
- | Normal camera control is done remotely | + | Normal camera control is done remotely |
===== Observatory control system ====== | ===== Observatory control system ====== | ||
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4-pin connector J808A : Watchdog (dome box needs +24V or else shutter will close on Automatic) | 4-pin connector J808A : Watchdog (dome box needs +24V or else shutter will close on Automatic) | ||
| Dome box | | | Dome box | | ||
- | | 1 | gnd | + | | 1 | gnd, white | 18 |
- | | 3 | +24V DC | 28 | + | | 3 | +24V DC, purple |
| | | | | | ||
| | | | | | ||
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connector J805A : Supplies power and ground to box, and relay for dome power (org yel blu wires) | connector J805A : Supplies power and ground to box, and relay for dome power (org yel blu wires) | ||
|J805A pin | 9 pin connector | function | comment | | |J805A pin | 9 pin connector | function | comment | | ||
- | | 4 | 4 | +24V | voltage always supplied | | + | | 4 | 4 | +24V red | voltage always supplied | |
- | | 3 | 1 | gnd | ground always supplied | + | | 3 | 1 | gnd white | ground always supplied |
| 2 | 2 |relay 1 grey | trigger connects pin to ground | | | 2 | 2 |relay 1 grey | trigger connects pin to ground | | ||
connector J806A : Supplies (redundant? | connector J806A : Supplies (redundant? | ||
|J806A pin | 9 pin connector| function | comment | | |J806A pin | 9 pin connector| function | comment | | ||
- | | 4 | 9 |+24 | voltage always supplied | | + | | 4 | 9 |+24 red | voltage always supplied | |
- | | 3 | 8 | gnd | ground always supplied | + | | 3 | 8 | gnd white | ground always supplied |
| 2 | 7 | relay 3 brown | trigger connects pin to ground | | | 2 | 7 | relay 3 brown | trigger connects pin to ground | | ||
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| J807A pin| function | comment | | | J807A pin| function | comment | | ||
| 2 | relay 2 purple | trigger connects pin to ground | | | 2 | relay 2 purple | trigger connects pin to ground | | ||
- | | 3 | gnd| ground always supplied | | + | | 3 | gnd black| ground always supplied | |
| 4 | relay 4 orange | trigger connects pin to ground | | | 4 | relay 4 orange | trigger connects pin to ground | | ||
- | | 5 | gnd | ground always supplied | | + | | 5 | gnd black | ground always supplied | |
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| grn | +DC | 4 | red | RPi +5V | | | grn | +DC | 4 | red | RPi +5V | | ||
+ | |||
+ | ===== Cabling ===== | ||
+ | |||
+ | - four-pin AMP to dome box | ||
+ | - four-pin AMP to dome box | ||
+ | - nine-pin AMP to dome box | ||
+ | - four-pin AMP to home sensor | ||
+ | - Ethernet cable | ||
+ | - power cord for power supply | ||
+ | - power cord for Raspberry Pi ? | ||
+ | - ground wire | ||
+ | - cable for lower dome | ||
===== Old setup for relays ===== | ===== Old setup for relays ===== | ||
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OLD Setup through Autoscope control box, which uses 5V Opto 22 relays. | OLD Setup through Autoscope control box, which uses 5V Opto 22 relays. | ||
- | |OCS | RPi | | + | |OCS |RPi | |
|50 grn | 5 | watchdog | | |50 grn | 5 | watchdog | | ||
|49 Pur | 7 | | | |49 Pur | 7 | | |
telescope_and_observatory_control.1716567788.txt.gz · Last modified: 2024/05/24 16:23 by holtz