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Summary of Contents for Comet Commeter C0121
- Page 1 Instruction manual Commeter C0121 Dual channel digital thermometer for RTD Ni1000/6180ppm probes...
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Page 2: Table Of Contents
Table of contents GENERAL DESCRIPTION ......................3 TECHNICAL PARAMETERS ......................4 Parameters of measurement ....................4 General ..........................4 Operation conditions ......................5 Dimensions ..........................6 OPERATION OF THE DEVICE ....................... 7 Switching ON and OFF the device ..................7 Displaying of actual measured values .................. -
Page 3: General Description
General description Instrument is designed for measurement of temperature from two RTD Ni1000/6180ppm probes. Measured values are displayed on a dual line LCD display. Temperature is measured by RTD sensor Ni1000/6180ppm. Also temperature difference among channels is possible to measure and display. -
Page 4: Technical Parameters
Technical parameters Parameters of measurement Temperature: -50 to +250 °C (with the limitation according to the used probe) Measuring range: 0.1 °C Resolution: ± 0.4 °C from -50 to +100 °C Accuracy: ± 0.5 % from reading from +100 to +250 °C _____________________________________________________________________________________________________________________ Applies for the device including the probe supplied by the manufacturer ±... -
Page 5: Operation Conditions
Measuring interval and display reading refresh approximately: 0.7 s in FAST mode 0.7 to 5 s in dynamic mode Electromagnetic compatibility: Device conforms in accordance with EN 61326-1 these norms: Radiation: EN 55022 class B Immunity: EN 61000-4-2 (levels 4/8 kV, class A) EN 61000-4-3 (intensity of electromagnetic field 3 V/m, class B) EN 61000-4-4... -
Page 6: Dimensions
Dimensions IE-COM-C0121-08... -
Page 7: Operation Of The Device
Operation of the device Switching ON and OFF the device Connect the external probes to the connectors before switching ON the instrument. Switch ON the instrument by pressing ON/OFF key. After switching ON the instrument all symbols on the LCD are displayed. If the ON/OFF key is being held pressed, all LCD symbols are displayed till the key is released. -
Page 8: Functions And Settings Available From Menu
Switched ON instrument permanently updates minimum and maximum memory of temperature. Press MIN key (resp. MAX key) in the default mode to display minimum (resp. maximum) reading. These minimum and maximum readings are indicated by MIN (MAX) symbols on the LCD. Pressing MIN (MAX) or MENU key again to return to default mode. -
Page 9: Alarm Indication And Setting
Battery voltage of partially loaded battery is displayed. This value illustrates battery condition. Display refresh mode is indicated. In the FAST mode refreshment is fastest with regular interval approximately 0.7 s. In the dynamic refresh mode (DYN.) each 15 s refresh interval of display is doubled to maximum 5 s if measured values are stable. - Page 10 Reading ALHI indicates adjusted upper limit. Set the desired value in the same way as in above lower limit. If needed it is possible to get back to lower limit setting of the same alarm by pressing DISPLAY key. Press ENTER key to confirm new upper limit. Then you are offered to set alarm of other input value (here temperature of channel 2).
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Page 11: Battery Replacement
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 setting of d.REF. -
Page 12: Technical Support And Service
Technical support and service Technical support and service is provided by distributor. Contact is included in warranty certificate. IE-COM-C0121-08...
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