Introduction
System Requirements
2
System Requirements
The TLS-450PLUS with the DEF Recirculation feature requires the following system components:
• TLS-450PLUS console with version 7P or higher software, USM module and an I/O module
• Mag Plus probe for alternative fluids
• Pressure gauge on DEF pump discharge
Product Marking Information
RELATED DOCUMENTS
Documents Required to Install Equipment
This intrinsically safe apparatus is only for use as part of a Veeder-Root Automatic Tank Gauging System (ATG
Console with probes and sensors). To install intrinsically safe apparatus, use the specific control drawing that
appears on the nameplate of the applicable associated apparatus (ATG Console):
The control drawings contain information related to the correct installation of the overall intrinsically Safe System.
This includes information such as maximum number of apparatus, specific apparatus allowed in the system,
maximum cable lengths, references to codes, proper grounding and so on. Control drawings can be found on the
accompanying Compact Disk (TECH DOCS CD) or on the internet at veeder.com under SUPPORT; VR
TECHNICAL DOCUMENTS; DRAWINGS.
Equipment
UL/cUL Control Drawing
Document No.
Associated Apparatus
TLS-450PLUS/8600x1
331940-008
TLS4/8601
331940-018
TLS-XB/8603
331940-019
