Your sketch is working alright in my UNO; where, simulated realy (L at DPin-13) gets resetted wel.
Time - 9
Relay OFF
Relay RESET
Relay ON
Time - 9
Relay OFF
Relay RESET
Relay ON
Time - 9
Relay OFF
Time - 10010
Your sketch is working alright in my UNO; where, simulated realy (L at DPin-13) gets resetted wel.
Time - 9
Relay OFF
Relay RESET
Relay ON
Time - 9
Relay OFF
Relay RESET
Relay ON
Time - 9
Relay OFF
Time - 10010