Pool Systems Automation: Difference between revisions
→Power Budget
Matt Parnell (talk | contribs) |
Matt Parnell (talk | contribs) |
||
| (9 intermediate revisions by the same user not shown) | |||
| Line 344: | Line 344: | ||
==== Serial Interfaces ==== | ==== Serial Interfaces ==== | ||
The DL06 PLC has two serial interfaces. Each port is connected to a port on the Lantronix Premierwave XN. The configuration as follows: | The DL06 PLC has two built-in serial interfaces. Each port is connected to a port on the Lantronix Premierwave XN. The configuration as follows: | ||
{| class="wikitable" | {| class="wikitable" | ||
| Line 356: | Line 356: | ||
|RS-232 | |RS-232 | ||
|9600 8O1/None | |9600 8O1/None | ||
|Programming | |Local Programming<br>(using interface cable) | ||
|Port 2 | |Port 2 | ||
|- | |- | ||
| Line 362: | Line 362: | ||
|RS-232 | |RS-232 | ||
|38400 8N1/None | |38400 8N1/None | ||
|Modbus Slave ([[Pool Systems Dashboard|dashboard]] | |Modbus Slave<br>([[Pool Systems Dashboard|dashboard monitoring]]) | ||
|Port 1 | |Port 1 | ||
|- | |||
|<b>Planned:</b> D0-DCM Port 1 | |||
|RS-232 | |||
|Default | |||
|Not Used<br>(spare) | |||
|N/A | |||
|- | |||
|<b>Planned:</b> D0-DCM Port 2 | |||
|RS-485 | |||
|19200 8N1 | |||
|Modbus Master<br>([[Pool Main Pump Motor|VFD]] and [[Boiler Temperature Controller|boiler temperature control]]) | |||
|N/A | |||
|} | |} | ||
Notes: | |||
* Port 1 is limited to 9600 baud, odd parity and RS-232 communication. | |||
=== Sensors === | === Sensors === | ||
| Line 409: | Line 425: | ||
NOTE: The flow meter was previously a GF Signet MK515.3P1. Erratic behavior prompted its replacement in early June 2021. | NOTE: The flow meter was previously a GF Signet MK515.3P1. Erratic behavior prompted its replacement in early June 2021. | ||
=== Power Budget === | |||
{| class="wikitable" | |||
!Item | |||
!Consumption | |||
!Comments | |||
|- | |||
|EA7-T8C Panel | |||
|625 mA | |||
|- | |||
|Lantronix PremierWave XN | |||
|94 mA | |||
|Per the spec sheet, the device consumes 2.25 W @ 30 VDC. Using the same figure for 24 VDC. | |||
|- | |||
|Pressure Tank Sensors (4) | |||
|80 mA | |||
|A quantity of 4 x 4-20 mA sensors. | |||
|- | |||
|Depth Sensor | |||
|20 mA | |||
|A single 4-20 mA sensor. | |||
|- | |||
|Flow Meter | |||
|20 mA | |||
|A single 4-20 mA sensor. | |||
|- | |||
|Digital Inputs (10) | |||
|85 mA | |||
|On the PLC base, X0 to X3 consume 13 mA, X4 to X23 consume 8.5 mA. Assuming ten digital inputs. | |||
|- | |||
|Relays (3) | |||
|112.5 mA | |||
|Each coil has a nominal resistance of 640 Ohms (37.5 mA @ 24 VDC). | |||
|- | |||
|Stack Light | |||
|50 mA | |||
|The LME-302L consumes 18 mA per red/yellow and 14 mA for green. | |||
|- | |||
|Programmed Stop Button | |||
|26 mA | |||
| | |||
|- | |||
|Total | |||
|1,112.5 mA | |||
|487.5 mA without EA7-T8C | |||
|} | |||
=== Drawings === | === Drawings === | ||
Drawings in the automation system package have an FFSC-001 prefix. Drawings have been updated as of | Drawings in the automation system package have an FFSC-001 prefix. Drawings have been updated as of May 14th, 2022 with multiple corrections and as-built updates. They are still in process and subject to review and change. | ||
==== Panel Layout ==== | ==== Panel Layout ==== | ||
Pages 5-9 are reserved for enclosure panel layouts. | Pages 5-9 are reserved for enclosure panel layouts. | ||
<b>NOTE:</b> Panel layout drawings are created for initial planning purposes and may not accurately reflect later modifications. | |||
[[File:FFSC-001 Pg 5 - PLC Panel Layout.png|300px]] | [[File:FFSC-001 Pg 5 - PLC Panel Layout.png|300px]] | ||
| Line 423: | Line 488: | ||
Pages 10-19 are reserved for sensors (including "flow meters") and their associated wiring. | Pages 10-19 are reserved for sensors (including "flow meters") and their associated wiring. | ||
<b>NOTE:</b> The water level probe is presently not used. Documentation is preserved for reference purposes. | |||
[[File:FFSC-001 Pg 10 - Filter Tank Pressure Sensors.png|300px]] | [[File:FFSC-001 Pg 10 - Filter Tank Pressure Sensors.png|300px]] | ||
| Line 436: | Line 503: | ||
[[File:FFSC-001 Pg 21 - PLC Digital Inputs.png|300px]] | [[File:FFSC-001 Pg 21 - PLC Digital Inputs.png|300px]] | ||
[[File:FFSC-001 Pg 22 - PLC Digital Outputs.png|300px]] | [[File:FFSC-001 Pg 22 - PLC Digital Outputs.png|300px]] | ||
[[File:FFSC-001 Pg 23 - PLC Digital IO.png|300px]] | |||
[[File:FFSC-001 Pg 24 - PLC Slot 2 - 0-5 V Analog Inputs.png|300px]] | [[File:FFSC-001 Pg 24 - PLC Slot 2 - 0-5 V Analog Inputs.png|300px]] | ||
[[File:FFSC-001 Pg 25 - PLC Slot 3 - 4-20 mA Analog Inputs.png|300px]] | [[File:FFSC-001 Pg 25 - PLC Slot 3 - 4-20 mA Analog Inputs.png|300px]] | ||
| Line 442: | Line 510: | ||
Pages 40-49 are reserved for systems related to the automation system. | Pages 40-49 are reserved for systems related to the automation system. | ||
<b>NOTE:</b> Page 41 is out-of-date and pending update (need to remove magnetic starter to reflect use of VFD). | |||
[[File:FFSC-001 Pg 40 - Boiler Auxiliary.png|300px]] | [[File:FFSC-001 Pg 40 - Boiler Auxiliary.png|300px]] | ||
| Line 466: | Line 536: | ||
* Implement time-of-day auto-fill to reduce the frequency at which the pool is filled during the day. The club is not billed at a time-of-day rate, but as "good citizens" it is ideal to fill during low-demand periods to help reduce water bills for all city residents. | * Implement time-of-day auto-fill to reduce the frequency at which the pool is filled during the day. The club is not billed at a time-of-day rate, but as "good citizens" it is ideal to fill during low-demand periods to help reduce water bills for all city residents. | ||
* Add a float switch as a failsafe means for detecting over-fill. In the event that the depth sensor fails. | * Add a float switch as a failsafe means for detecting over-fill. In the event that the depth sensor fails. | ||
* Add variable frequency drive | * Add [[Pool Main Pump Motor#Variable Frequency Drive|variable frequency drive]] control for the main pump motor, when and if implemented. | ||
* Add [[Surge Tank#Motorized Actuator|motorized actuator]] control for a surge tank modulating drain valve, when and if implemented. | |||