FORM QTC2-eg1 (515)
QUANTECH
7
All controls are contained in a NEMA 3R powder painted steel cabinet with a gasketed
door and include:
Liquid Crystal Display (LCD) with Light Emitting Diode (LED) backlighting for outdoor
viewing:
• Two display lines.
• Twenty characters per line.
Color coded 12-button non-tactile keypad with sections for:
• DISPLAY/PRINT of typical information:
• Chilled liquid temperatures
• Ambient temperature
• System pressures (each circuit)
• Operating hours and starts (each compressor)
• Print calls up to the LCD
• Operating data for the systems
• History of fault shutdown data for up to the last six fault shutdown conditions
An RS-232 port, in conjunction with this press-to-print button, is provided to permit the
capability of hard copy print-outs via a separate printer (by others).
• ENTRY section to enter setpoints or modify system values.
• SETPOINTS updating.
• Chilled liquid temperature setpoint and range.
• Remote reset temperature range.
• Set daily schedule/holiday for start/stop.
• Manual override for servicing.
• Low and high ambient cutouts.
• Number of compressors.
• Low liquid temperature cutout.
• Low suction pressure cutout.
• High discharge pressure cutout.
MicroComputer Control Center
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