F6 BACKWASH CONTROLLER — SELECTION NOTES
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F6 is available for sale. Confirm the delivered version and feature list when ordering.

Original functional basis
- 10 pulse-valve outputs per node.
- A pressure-sustaining valve uses channel 9 or 10, leaving 9 wash channels.
- Sequence: open valve, backwash, close valve, pause, next channel.
- Trigger modes: timer, differential pressure, pressure + timer, or auto off.
- Manual start and stop.
- P1/P2 and differential pressure, countdown, wash statistics, parameter storage,
  RTC and RS485.
- 480 x 320 landscape display and five physical keys: Back, -, +, OK, Settings.
  Touch operation is not enabled on the original device.

Separately planned new platform
- ESP32-S3 and BLE mobile-app parameter setup.
- Wi-Fi OTA through a phone's 2.4 GHz hotspot.
- A separate in-house LoRa module and compatible local-network gateway,
  with planned web control and OTA.
These are development plans, not a statement of supplied features. This plan
does not include 4G. Gateway or hotspot provides internet access.

Please confirm before purchase
- Channel configuration and pressure-sustaining valve.
- Power, output voltage/current, valve wiring and connector definitions.
- Pressure-sensor standard, physical P1/P2 mapping and range.
- Dimensions, mounting, materials, protection and environmental requirements.

Images and browser demonstrations are illustrative, not engineering drawings
or measured operating results. Original design packs may contain Chinese labels.