SCAD TM1 Manual

SCAD TM1 and TM2 Tank Monitor Manual
Introduction
The monitor can be used with SCAD's electronic external stick -on or internal rod sensors
for water and holding tanks , and standard 240-33 Ohm or 10-180 Ohm float sensors.
Additional related information is available at

Included Parts

1. Monitor display
2. Wire harness
3. Inline 1 Amp fuse
4. Electronic external
sensor module
5. 60 inches of aluminum
sensor tape
6. 5 self tapping
mounting screws

Installation

Display Mounting

1. Choose a location for the monitor display that is away from weather or spilled fluids.
Be sure there is sufficient access behind the panel to route the wires.
2. Hold the display with the face toward the mounting surface and mark the location of
each of the four screw holes. Draw an X connecting the screw hole marks to
determine the center. Measure down 5/16" from the center mark and Drill a 1/2" hole.
External Sensor Foil Placement for Plastic & Fiberglass Tanks
Use the table and illustration below to determine the placement of the sensor component s .
A v oid areas near conductive objects. Clean all surfaces with isopropyl alcohol before
component placement. Press firmly when adhering components.
Component Placement Based on Foil Height (inches)
Foil H eight
Width 3-3.5
Gap 1-1.5
Foil height more than 10"
2"
height
more
than
10"
Bottom of Tank

Required Tools and Materials

1. Drill with 1/2 inch (13mm) drill bit.
2. 22-18 AWG butt-splice terminations (preferably
waterproof with heat shrink adhesive) and wire
termination tools
3. 22 AWG stranded wire in 3 colors, preferably 3-
conductor with red, blue or green, and black. Must
span from the display to each sensor.
4. Isopropyl alcohol to clean any residue off the tank.
5. #1 Phillips screwdriver
6-8 8-10
3
1.5-1.75
1/2"
sensor
module
gap
1/2"
www.scadtech.com/TMHelp
10-12 12-14
2 2
1.5 1.75
Foil hieght 10" or less
width
height
10"
or
less
1/2" overlap
14-20 20-24
2 2
2 2.5
sensor
module
gap
Bottom of Tank
>24
2
2.5-3
1/2"
1/2"