Download title Quattro - Astro Packaging, Inc.

ITW Challenger c. 2003
QUATTRO ASU Manual #20-44
Page 4-1
Revised 12/03
Chapter 4
TEMPERATURE CONTROLLER SET-UP
Temperature Control Functions in General
The Quattro temperature controller provides accurate temperature control for the tank, hoses and applicators. Setpoints are programmed at the user-friendly, all-icon keypad. The controller will display
an error message any time an open or shorted sensor condition occurs.
Defining Temperature Control Terms
Adhesive Temperature Control Range
The temperature limits within which the ASU, hoses and applicators may be programmed and maintained.
Alarm Signal
The controller provides an alarm signal if any zone has a critical situation. This signal is available on
a dry contact located at connector X7 on the Control printed circuit board.
CPU Module
The central processing unit (CPU) of the microprocessor temperature control.
Temperature Controller
The built-in control system that controls, monitors and displays all system temperature values of the
Quattro adhesive application system.
Control PCB
The printed circuit board (PCB) of the ASU. It provides control signals to, and monitoring signals
from, the tank, hoses and applicators. It features lighted LEDs to indicate that heater power is ON.
The ASU’s fuses, circuit breakers & power configuration plug are located on this board.
Keypad Locking
The controller’s keypad may be locked (or unlocked) to restrict (or allow) further programming.
Mechanical High-Temperature Protection
A mechanical, redundant thermostat located on the tank that will turn off the system above safe temperatures
RTD Sensors
The system uses 120-ohm Nickel resistance temperature detector (RTD) sensors for all temperature
controls.
Ready Signal
The controller provides a ready signal if all temperature zones are within a programmable tolerance
and the system is ready for production. This signal is available on a dry contact at connector X8 on
the Control printed circuit board. The ready signal also controls pump operation.