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Summary of Contents for Comet Commeter C0321
- Page 1 COMMETER C0321 Dual channel thermometer for thermocouples J,K,S Instruction manual...
- Page 2 Manual for use of dual channel thermometer for thermocouples J, K, S COMMETER C0321 Instrument is designed for measurement of temperature from two thermocouples of types J, K, S with the possibility to display the temperature difference between channels. Measured values are displayed on a dual line LCD display.
- Page 3 small current. If accumulator is totally discharged, its full charging in instrument takes approximately 100 hours. Instrument with accumulator is not recommended for permanent operation without ac/dc adapter plugged. Accumulator works only as a standby source in case of power mains failure. Switching ON and OFF the instrument Connect one or two temperature probes to the connectors before switching ON the instrument.
- Page 4 Press HOLD key in the default mode (displaying of actual measured value) to store actual measured values to internal memory (indicated by short beep). Anytime it is possible to display stored values from MENU (see below). Each pressing of the HOLD key in the default mode causes values stored in HOLD memory are replaced with actual ones.
- Page 5 Battery voltage of partially loaded battery is displayed. This value illustrates battery condition. Temperature of thermocouple cold junction is indicated. Temperature is being sensed at the location of probe connector. This temperature is used for automatic compensation of thermocouple cold junction temperature. Type of actual selected thermocouple is indicated - symbols J or nicr (K thermocouple) or S.
- Page 6 To set alarms press MENU key, select ALAR from menu items and confirm by pressing ENTER key. Reading ALLO indicates adjusted lower alarm limit. Set the desired value by means of the arrow keys. Press and hold the arrow key UP to make value increase fast.
- Page 7 Battery replacement Low battery voltage is indicated on the display with blinking reading "BAT". It is necessary to replace it with new one as soon as possible. Battery is located under small cover on the instrument lower side. It is absolutely necessary to replace battery with instrument switched OFF, otherwise AUDI (from menu selections) and data in memory HOLD, MIN and MAX will be lost.
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