TD80⢠Level Gauging and Overfill Prevention System Product Manual
Page 18 TD80 Installation/ Rev. 2, August 4, 2015
7. Mount the Relay Module (optional)
a. See the Mechanical Installation Instructions 2.4 for detail.
8. Mount the Alarm Accessories (optional)
a. Lights
b. Horns
c. Alarm Acknowledge push button
d. See the Mechanical Installation Instructions 2.4 for detail.
9. Inspect the Mechanical Installation
a. See the Mechanical Installation Instructions 2.4 for detail.
10. Install the Electrical Wiring
a. The TD80 transmitter is provided with a 50ā or 75ā cable kit. It is recommended to
use the kit with included sealing fitting for connection to the Finch Display.
b. All electrical grounding is to the vehicle or trailer electrical ground connection and
not to the chassis.
c. For trailers, connect the TD80 system power and ground to the nose box
electrical connector. For trucks, connect TD80 system power to a switched
accessory power connection from the battery.
d. Wire splices should be made inside a weather proof enclosure or junction box to
prevent premature failure due to corrosion.
e. Secure all wires and cabling with clips or cable ties
f. Tighten all compression fittings
g. Refer to the specific installation wiring diagrams and instructions for details. See
sections 2.5, 2.6, 2.7 for wiring examples.
11. Set and Verify the Finch Display Jumpers. Place the following jumpers in the
positions required for the installation. See Figure 2-36 & Figure 2-37.
a. Decimal point, J2 to J5
b. Fill alarm relay, J1
c. Fail/Spill relay, J10
d. Fill/Fall alarm, J9
12. Confirm Finch 5332E/PS (red terminal board) Fuses are Installed with Correct Type
(Ceramic, Sand Filled, 5x20mm) and Rating (F1, F3-F5: 2A, F2: 5A) or Finch 5332E
(green terminal board) 3A Blade Fuse is installed in a non-hazardous location. See
Figure 2-35.
13. Perform the TD80 Basic Operation Test
a. See section 2.2.1.
14. Verify the TD80 Programming Information
a. Correct depth chart and units
b. Fill or Fall alarm level
c. HH level
d. Spill Level
15. Set the Fill or Fall Alarm Level Volume
16. Perform TD80 System Test and Verification
a. See section 2.2.2
17. Perform the Offset Calibration
a. See section 2.2.3