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FloTech Programmable CheckMate Retain / Overfill Monitor 

 

8                           10466 REV N                    FT208 CheckMate 

1.

 

Follow the Cable Stripping instructions in the previous paragraph to expose the individual conductors of 
the wire. 

2.

 

Strip the insulation back on each conductor approximately ½ inch.  Take care not to cut off any strands 
of wire.  If too many strands were accidentally cut off, cut the wires flush with the insulation and strip 
again. 

3.

 

Hold the two wires to be connected together by the insulation.  Tightly twist the bare wires together.  
This insures a good electrical connection. 

4.

 

Fill a FloTech 10112 splice end with Silicone RTV compound.  Insert the twisted wires into the filled 
splice.  Check to see that the bare wires are fully inserted into the splice and RTV.  Make certain that 
NO bare wire is protruding from the splice. 

5.

 

Securely crimp the wires into the splice end. 

6.

 

Give the splice and the wires a ‘tug’ to make sure you have a good mechanical connection. 

 

TERMINAL BLOCK CONNECTIONS 

Follow this process to secure each connection: 

1.

 

Strip approximately 3/8 inch of insulation back from the end of the wires. 

2.

 

Tightly twist the strands of wire together. 

3.

 

Rotate the terminal block screws counter-clockwise a few turns to relieve pressure on the wire retainer. 

4.

 

Insert the bare wire end into the terminal block. 

5.

 

While holding the wire in place, rotate the terminal screw clockwise to tighten the wire retainer. 

6.

 

Once fully tightened, give the wire a slight ‘tug’ to insure that a proper connection has been made. 

Monitor Wiring Connections 

Before attaching wires to the FT208 CheckMate Monitor, please read the following: 
 

CAUTION: 

Turn off or disconnect power to the trailer before wiring the monitor. 

 
CAUTION:

 Only use the conduit opening marked “POWER INPUT” as shown in Fig.3 to wire power to the 

monitor. 

 
CAUTION:

  The FloTech FT208 CheckMate Monitor will not work on POSITIVE GROUND electrical 

systems.  Any attempt to wire the monitor to a positive ground system will damage the monitor and void the 
warranty. 

TB1 POWER Connections 

Refer to Fig. 4.  FloTech recommends routing the trailer power through a weatherproof inline fuse holder 
(supplied) containing a 1/2 amp fast blow fuse to the monitor.  Optionally, a switch can be added in series with 
the fuse to the TB1 input.  Connect the positive power supply wire to the TB1 terminal marked “12/24 VDC”.  
This is the upper screw on TB1.  Be careful that no stray wires are touching the metal barrier or ground 
terminal.  The Ground wire connects to the TB1 terminal marked GND. 
 

Fig. 4 

Monitor Power 

Connections 

TB3 & 4 TOP 

and BOTTOM 

SENSOR Connections 

FloTech FT208 

can be wired to 

work with 2 wire 

FT151 sensors or 

API 5 wire FT101 sensors.  FloTech recommends wiring the sensors to the FT208 Monitor using FT404 11 

Summary of Contents for FloTech FT208

Page 1: ...FloTech FT208 CheckMate Programmable Retain Overfill Onboard Monitor Dixon Bayco FloTech Division Cincinnati Ohio...

Page 2: ...FloTech Programmable CheckMate Retain Overfill Monitor 2 10466 REV N FT208 CheckMate...

Page 3: ...6 Cable Installation Instructions 7 Monitor Housing 7 Wiring Instructions 7 Proper Wire Connections 7 Monitor Wiring Connections 8 TB1 POWER Connections 8 TB2 TOP and BOTTOM SENSOR Connections 8 TB4 A...

Page 4: ...t retain sensors Top Only or Top and Bottom configuration Connects to Float Thermistor or Optic style rack Non I S Relay Output 1 12 VDC 1 AMP MAX 2 Permissive Closed 3 Non Permissive Open The monitor...

Page 5: ...ACK THERM B LED Red indicated no signal to Optic Rack Monitor ORG or no signal to Thermistor Rack Monitor ORG B channel AUX LED Green LED indicates the Auxiliary input is permissive Monitor Connection...

Page 6: ...storage box or any flat surface within easy view of the bottom loading connections Leave the top cover on the monitor housing and hold it in the position you wish to mount it Using a black marker tran...

Page 7: ...cket Assembly you only need to install one cable gland for the socket wiring Fig 3 Monitor Housing Cable Routing Diagram Wiring Instructions Proper Wire Connections Please read this section of the man...

Page 8: ...wire end into the terminal block 5 While holding the wire in place rotate the terminal screw clockwise to tighten the wire retainer 6 Once fully tightened give the wire a slight tug to insure that a p...

Page 9: ...verfill Monitor FT208 CheckMate 10466 REV N 9 conductor cable for up to 8 compartment systems FloTech FT404 cable is color coded to ease installation and troubleshooting A color coded wiring schematic...

Page 10: ...or Socket FT302 Series API Float Socket FT303 Series Optic Contact Pattern with Thermistor J slot FT304 Series Canadian Euro Thermistor Socket FT305 J560 Type Thermistor Socket FT306 J560 Type Optic S...

Page 11: ...across the AUX terminals factory installed or by connecting the AUX terminals to a dry relay contact Examples of this would be a Hobbs switch or a Vapor Recovery interlock switch When the AUX connecti...

Page 12: ...remaining inputs that do NOT have sensors attached are labeled as INACTIVE inputs This insures that a PERMIT signal will be issued only if ALL of the following conditions are met All active overfill s...

Page 13: ...ottom 1 to Top and Bottom 8 This sequence will repeat every time the pushbutton is pressed 8 Once the LED pattern representing the number of connected sensors is correct move SW1 to RUN position The m...

Page 14: ...med as inactive see a sensor signal The AUX input is not jumpered or made through an external set of contacts Retain Sensor Override Should a driver wish to load over retained product such as splash b...

Page 15: ...g and trailer nose plug connections Fuse housings my have corrosion that causes the voltage to read low If the input voltage to TB1 is correct then replace the monitor NOTE Do NOT use a battery charge...

Page 16: ...em is with the sensor or wiring Example LED TOP 3 go out and LED TOP 2 lights return the wires to the original positions 6 Open all the sensor caps and check each wiring connection Look for pinched wi...

Page 17: ...o the Socket output Check for a good light on all compartments 2 If not permissive then check all wiring connections poor crimp connections or worn J slots on socket faceplate NOTE The ground hog bolt...

Page 18: ...FloTech Programmable CheckMate Retain Overfill Monitor 18 10466 REV N FT208 CheckMate WIRING FOR FT208 390 SERIES...

Page 19: ...FloTech Programmable CheckMate Retain Overfill Monitor FT208 CheckMate 10466 REV N 19 WIRING SCHEMATIC FOR FT208 390 SERIES...

Page 20: ...20 10466 REV N FT208 CheckMate Technical Support Hotline 877 582 3569 Contact the FloTech Technical Support Hotline for help Troubleshooting overfill systems Verifying defective components To request...

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