1.Description:
   It is a 5V Delay Relay Module with Edge-Triggered Control and Loop Cycle for Seamless Switching

2.Parameter:
  1>.Power supply: DC 5V
  2>.Input signal: High-level (PNP), Low-level (NPN)
  3>.Trigger logic: Pulse (width detection), Edge (counting)
  4>.Output actions: Close, Open, Toggle, Counted Toggle
  5>.Load: 10A current, Normally Closed (NC), Normally Open (NO)
  6>.Timers: Two timers with a range of 0.01-999 minutes
  7>.Display: Four-digit seven-segment display
  8>.Communication: Parameter storage and power-down retention through TTL serial port
  9>.Size: 64*50mm

3.Function Setting:
  1>.Upon powering on the module, long-press the menu button for 1 second to enter Setting 1, displayed as (P-XX). Short-press the up/down buttons to select the output mode.
  2>.Short-press the confirm button to enter Setting 2, displayed as (nX.XX). Short-press the up/down buttons to adjust the relay activation time.
  3>.Short-press the confirm button to enter Setting 3, displayed as (FX.XX). Short-press the up/down buttons to adjust the relay reset time.
  4>.Short-press the confirm button to enter Setting 4, displayed as (LX.XX). Short-press the up/down buttons to adjust the value (pressing the menu button cycles through the setting positions).
  5>.Short-press the confirm button to enter Setting 5, displayed as (rXXX). Short-press the up/down buttons to adjust the value. Short-press the confirm button to save the settings.

4.Auxiliary Setting:
  1>.When the module is powered on, it enters the standby mode and displays (P-XX) for the current mode. After a signal trigger, it enters the working state and displays the countdown. During the working state, short-press the confirm button to pause, and short-press again to resume.
  2>.In Setting 1 mode, long-press the menu button for 1 second to enter Setting 0, displayed as (A-XX). Short-press the up/down buttons to adjust whether to restore factory settings. Press the confirm button to save the settings. The module will restart.
  3>.In Setting 1 mode, long-press the confirm button to turn off the display (d-oF), and long-press again to turn on the display (d-on). (Setting to turn off the display will automatically turn off after 60 seconds of power-on, and any key press will wake it up).
  4>.The setting interface will exit if there is no operation for 120 seconds.

5.Package:
   1pcs 5V Delay Relay Module