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Electrical wiring, Testing – Franklin Fueling Systems TSP-DVS User Manual

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8. Test sensor outside of the manhole in open air

(verify that no alarm is produced at ATG console),

if it doesn’t produce an alarm then seal EYS seal

fittings and the optional TSP-DB1 epoxy seal kit

for electrical connectors with epoxy.

9. Turn power off again if other devices are to be

installed (Repeat Step #3).

10. Install the TSP-DVS sensor in the well screen

pipe and latch the riser cap (refer to Figure 2).

Cover for

14 inch (35.56 cm)

Min. dia. manhole

Manhole

Eys seal fitting

½ or ¾ inch conduit

Maximum wet season

Groundwater level

Clean fill material

(Gravel typical)

4 inch (102 mm)

or

2 inch (51 mm) pvc

Monitoring well screen pipe

Concrete slab

per NFPA 30

Weatherproof

junction box
Compression

fitting (cord grip)

Clean fill material

(Gravel typical)

Either riser cap, model:

TSP-KW4 - 4 INCH (102 MM)

TSP-KI2 - 2 INCH (51 MM)

Figure 2: TSP-DVS Installation

11. Reinstall all safety covers and guards, junction

box gasket and covers. Use pipe-dope to seal all

fitting threads.

12. Install the manhole cover.
13. Record the location where the sensor was

installed (Sensor channel # , and other data ) on

the chart on the back page of these instructions.

14. Turn power on and program the ATG. Refer to

Sensors in the Setup / Programming & Installation

manuals. Additional steps for programming this

sensor are shown on the next page.

General Installation Notes

WARNING It is the installer’s

responsibility to comply with all

applicable federal, state and local

codes. Failure to do so may create an

Environmental Hazard.

Plan your conduit routing. Dig trenches as necessary to

install conduit from each junction box to the Intrinsically

Safe (I.S.) knockouts at the ATG console. You must install

a weatherproof, electrical junction box inside each sump.

Access to sumps must be done so all entries are liquid-

proof (to keep product in the sump if a spill or leak occurs).

The junction box should be installed high on the sidewall to

prevent it from being submerged during heavy rains.

A junction box may be used inside of the building and

used as a I.S. pull box to combine several sensor cables.

If this is done, then only one I.S. conduit knockout may

be used at the console. Before pulling wires, mark them

for identification to avoid confusion when attaching to the

console.

WARNING Conduits must have EYS

seal fittings installed in accordance

with NFPA 70 (National Electric Code)

and NFPA 30A (Automotive and Marine

Service Station Code). Failure to seal

conduits in accordance with NFPA 30A,

and NFPA 70 could allow flammable

vapors to travel through the conduit in

the ATG console. An explosion could

result causing serious injury, property

loss, or death.
Seal all threaded fittings and conduit

threads to produce a weatherproof

seal during installation / maintenance.

TO 3-WIRE SENSOR

3 WIRES/CABLE FROM CONSOLE

3-CONDUCTOR CABLE FROM SENSOR

S

E

N

S

O

R

N

IN(WHT)

Only remove the

jumper link between:

IN (wht) & GND (blk),

when a sensor channel is wired

Note: The PWR (red) terminal

is only used with 3-wire sensors

GND(BLK)

PWR(RED)

PWR(RED)

S

E

N

S

O

R

1

IN(WHT)
GND(BLK)

Insert the unstripped wires

fully into the self-sealing,

no-strip electrical connector.
Use slip-joint pliers and

seat the black portion to

make a good electrical connection

GND

(BLK)

PWR

(RED)

IN

(WHT)

Figure 3: Sensor Wiring

Electrical Wiring

Reference the ATG Installation Manual and see Figure 3

(above) for TSP-DVS sensor wiring details.

Testing

To test operation of the TSP-DVS, remove the sensor

from the well and place it in a high-vapor environment

(i.e. a mostly empty gas can). The tank gauge should

show a high-vapor alarm. (Do NOT immerse the sensor in

gasoline)!
Remove the sensor and set it in open air. The vapor

reading should drop.

Caution

Warning

Caution

Warning

Caution

Warning

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