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4 - control lines, Purpose, Ground – Gasboy 9800Q Series User Manual

Page 29: Micro feed, 4 – control lines, Purpose -1 ground -1 micro feed -1

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MDE-4340A Series 9800Q Pumps and Dispensers Installation/Operation Manual · January 2006

Page 4-1

Control Lines

4 – Control Lines

Purpose

This section is provided to familiarize the installer with the control inputs and outputs that are
available for the Series 9800Q dispensing unit. It is recommended that the installer read these
descriptions to obtain a better working knowledge of the unit in order to guide him in planning
the site wiring. Refer to

“Wiring” on page 5-1

for specific wiring diagrams and installation

notes.

The Series 9800Q may be provided for use with 230 VAC power for international
applications. The operating voltage for control lines to these units is shown in parentheses as
(230 VAC Int'l).

If connecting the 9800Q to a Gasboy Fuel Management System, refer to:

• C01918 CFN Site Controller II Installation Manual
• C35963 CFN Series Islander II Installation Manual
• MDE-4298 CFN Series SC III Install Manual
• MDE-4319 TopKAT FMS Installation Manual
• MDE-4344 Series 1000 Fuel Management System

Ground

To ensure proper operation of the equipment and provide the necessary safety factors, a good
ground line must be provided. A ground wire (preferably green) must be connected between
the ground wire of the system and the main electrical service panel. One (1) earth ground
connection is required per unit. The ground rod is to be a solid, corrosion-resistant conductor
and must be installed at the main electrical panel in accordance with the National Electrical
Code. It should be properly tied into the ground bus strip of the panel. We recommend that the
neutral and ground bus strips be bonded together (unless prohibited by Local Codes).

Micro Feed

The Micro Feed is a 115 VAC (230 VAC Int'l) input required to power the microprocessor of
the register's electronics. This power must always remain on and must be on a separate breaker
from the control lines (Control/Pump Motor Feed or Control/SubM Feed - Side 1, Side 2).
This must also be on a separate breaker from the fluorescent lights to reduce electrical noise
and allow for separate control of the lights. In a site configuration using multiple dispensing
units, the power for the microprocessors of up to eight units can be supplied by one breaker.
This line also supplies power to the optional TopKAT. If this unit is equipped with a TopKAT
option, see the TopKAT Installation Manual for wiring requirements and information.