548 Digital Mist Timer Features
Low Battery Indicator
Mesh Filter Washer
Operating Temperature: 40F-110F
Operating Pressure 6-80 PSI
How Long: 1 Min – 7 Days
How Often: 5 Sec – 2 Hr
Warranty: 1 Year
Weather Proof (not water proof, do not submerge unit in water)
A. How Long: (In essence the amount of time, the timer will be off before the next cycle begins) There are 16 run times 1, 2, 3, 5, 15, 30 minutes. 1, 2, 3, 4, 6, 8 hours and 1, 2, 3, 7 days. (Example: If you choose 15 minutes, the timer will cycle on and off every 15 minutes)
B. How Often: - (The amount of time the timer will actually be on) There are 16 run times (run time=how long the system will be on) 5, 10, 15, 20, 30, 45 seconds,. 1, 2, 3, 5, 10, 15, 30, 45 minutes and 1, 2 hours (Example: If you choose How Long for 15 minutes, and How Often for 10 seconds, the timer will be off for 15 minutes, then run for 10 seconds, turn off for 15 minutes, back on for 10 seconds, over and over.)
C. Reset: Holding down the reset button for 10 seconds starts a new program turning the timer off, till re-programmed. LED display always remains on.
D. Open/Close: Pressing the button will show “ON” when the valve is open, pressing again will close the valve.
E. Clear Cover: Lock the cover into place after setting timer to insure weatherproof seal. Failure to do so may cause timer failure.
F: Timer is to be installed in a vertical position. Timer is not waterproof, only weatherproof. Do not mount underground or in a wet environment.
G. Operating Pressure 6psi – 80 psi, cold clear water only. (Do not use water from streams or ponds)
H. Remove and drain the timer in freezing temperatures. Do not leave timer attached to the faucet.
Setting the timer:
1. Install a good quality 9V Alkaline Battery (Not Included)
2. Press HOW LONG once to start the timer.
3. Press HOW LONG a second time to select one of 16 off times.
4. Press HOW OFTEN to select one of 16 run times.
5. After setting the How Long and How Often buttons, press the “SET” button to start program.