Speck BADU Eco Flex

Ports to connect to on The Attendant: BUS1 – BUS4
Ports to connect to on The Attendant Mini: BUS1 – BUS2

Connections

Speck Eco Flex pumps can be connected to the Attendant using RS485 cables for full variable speed control.

Connect the A terminal from the pump terminal block to the D+ pin on your Bus Port.
Connect the B terminal from the pump terminal block to the D- pin on your Bus Port.

Configuration / Enabling RS-485

  1. LCD Display
  2. Speed preset buttons
  3. Scrolls through current pump status and selects setup menu points
  4. Sets parameters
  5. Changes speed and parameter values
  6. Motor stop button

Press and hold the S button for 3 seconds to enter configuration mode.
Press the Info to navigate through menu options.
Use the Up/Down arrows to change parameters.
Press the S button to save settings and exit configuration mode.

Enable RS485 Control

  1. Press and hold the S button for 3 seconds to enter configuration mode.
  2. Press the Info button until you see the Ext. control configuration screen.
  1. Press the Up/Down arrows to select RS-485
  2. (Recommended) Disable Priming. Priming can be controlled via Attendant settings
  3. Press the Info button to navigate to Priming Time screen
  1. Use Up/Down arrows to disable priming.
  2. Press the S button to save settings and exit the menu.
Updated on May 23, 2025
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