User Manual

Chapter 1 FIREFLY Installation 7
©
Datamatic.com, Ltd. 2000 - 2001
Installing Disk Decals
1. Remove nameplate on meter.
2. Clean rotating disk target area with
99% isopropyl alcohol.
3. Place approved decal* on target
area. Be sure the edge of the decal
is not overhanging on the disk and it
is centered of the FIREFLY optical
sensors.
4. The user needs to smooth the decal
on the plate by applying pressure
with his/her thumb.
Note: Be sure not to touch the adhesive
side of the decal as the oil from the skin
can cause it not to adhere.
(A=58mm, B=24mm)
5. Clean surface of decal after
installation with same
cotton/alcohol swab to remove skin
oil.
*Contact Datamatic for specifications
on approved decals
Installing the Electric FIREFLY
1. Remove nameplate.
2. Position the unit on top of the nameplate posts.
3. Mount the unit flush on top of the nameplate posts with the spacer and nameplate
above it.
4. Thread the mounting screw through the nameplate, the 0.25-inch spacer, (see
following illustration), and FIREFLY into the nameplate post holes.
5. Adjust play in mounting holes so that FIREFLY is parallel with disk and the distance
between sensor face and disk is between 0.070 and 0.110 inches.