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Capabilities and safeguards, Communications ports – Gasboy 1000 Series FMS Diagnostic Manual User Manual

Page 19

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GASBOY Series 1000

1-10

03/07/03

Capabilities and Safeguards

The standard Series 1000 System controls two hose outlets and can be expanded in two hose
increments to control a maximum of eight hoses. The unit can be expanded in the field. The
system can handle pulsing rates of dollar (penny per pulse); or quantity (1, 10, 100, 250, 500, or
1000 pulses per unit of product). The pulse rate selection switch is located in an area sealable by
Weights and Measures for retail applications.

The GASBOY Series 1000 System has multiple safeguards to minimize system disruption due to
power problems. Built-in AC and RS-422 transient protection reduces problems caused by power
surges. In case of system or power failure, an AC and DC power fail detect, deadman timer, and
pump control fail-safe circuits ensure an orderly shutdown so the system can return to normal
operation upon restoration of power. The system clock and memory are backed-up by batteries
to maintain the time and transaction data during power failures. Manual override switches permit
the fuel dispensing equipment to be operated in the conventional manner, totally bypassing the
system.

Communications Ports

A data terminal with an ASCII character set, or a computer with the proper interface, is required to
communicate with the Series 1000. The data terminal (or computer) is connected to the system
through one of two asynchronous communication ports located in the system pedestal.
Communication may be through direct wire, or by dial-up phone lines using the optional internal
300/1200 baud modem. The ports can be set for either RS-232 or RS-422. An optional auxiliary
port PCB (2 ports) allows communication with a receipt printer and/or tank monitoring system.
The receipt printer port can be RS-232 only.

Port 1 is normally used for direct connection of a data terminal located at the site. This port
allows access to the system's Direct Printout Mode and Command Modes. In Direct Printout
Mode, transactions print on the data terminal as they occur. When connected to this port,
the data terminal remains in Direct Printout Mode until the commands are issued to enter
Command Mode. To ensure the security of the information in the system, Command Mode
can only be accessed using the proper password. Once signed on, the operator can update
pump and tank information; validate/invalidate cards, vehicle records, and keys; and retrieve
recorded transactions in a variety of formats.

Port 2 is commonly used to connect to a remote data terminal or computer. Port 2 allows
access only to the Command Mode. When the optional internal modem is used, port 2
communication is routed through the modem instead of being wired at the terminal block in
the post.

The auxiliary ports are used to connect a receipt printer and/or tank monitoring system. If
you ordered your system with a receipt printer and/or tank monitoring system, this port is
already present. No additional wiring is required for the receipt printer. See the Series 1000
Installation Manual
for installation wiring for a tank monitoring system.