Pulser wiring requirements, Optional tank monitor requirements – Gasboy CFN Islander I User Manual
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PULSER WIRING REQUIREMENTS
 
When installed in a separate DC conduit, 18 AWG wires are 
required for installation. Although it is recommended that DC 
pulser wires be run in a conduit separate from AC wires, they 
can be combined in the same conduit with AC wires providing 
UL-Listed cable with the following specifications is used: 
 
Conductor: 18 AWG stranded wire. Number of conductors to 
be determined by pulser 
Shield: Foil-wrapped 100% coverage and/or tinned copper braid 
90% coverage 
Drain Wire: Stranded, tinned copper, 20 AWG or larger/or 
braided shield 
Voltage Rating: Maximum operating voltage of 600V 
Environmental: Gas- and oil-resistant; suitable for wet or dry 
locations. 
 
GASBOY can supply Belden 1063A (P/N C09655) which is a 
UL-Listed, 4-conductor cable that meets the requirements listed 
above. NOTE: Belden 1063A is UL-Listed but not CSA listed. 
OPTIONAL TANK MONITOR REQUIREMENTS
 
Islanders can be connected to Veeder-Root TLS tank monitoring 
systems. All previously described RS-232 and RS-485 wiring 
guidelines should be followed when wiring a tank monitoring 
system. Consult the manufacturer's instructions for further 
guidelines. 
 
The following diagram shows the connection of the Islander to a 
Veeder-Root tank monitoring system. Consult the Islander II 
Installation Manual, C35963 for details on RS-232 wiring. 
 
Connection to a Veeder-Root TLS
 
 
