Acu-Rite 00614/00626SB instruction manual Calibration option

00614 Calibration option

2.

Insert a small nut 6-32 hex nut into the base receiver (stainless steel) is preferred -secure the nut in place using glue or silicone caulk

-install a screw 6-32 into the nut, 3/4” or 1” long should work best.

Remove (un-snap) this part

1. It will not be used when the rain gauge is set up to be calibrated

Height mark

3.Use the original plastic stop as a height gauge turn it upside down as shown in the picture.

This will provide the initial screw height.

---Raising the height of the screw increases the rain fall reading by allowing the bucket to tip sooner, with a smaller volume of water

---lowering the height of the screw decreases the rain fall reading

*** every bucket tip equals 0.02” of rainfall