Comet U0110, User Manual

Page 1: ...www cometsystem com User s Guide U0110 U0111 U0121 U0122 U0141 U0141T U0246 U0541 U2422 U3120 U3121 U3430 U3631 U4130 U4440 U5841 U6841 U7844 U8410 USB Datalogger...

Page 2: ...s r o All rights reserved The COMET SYSTEM s r o company is continuously developing and improving its product COMET SYSTEM s r o reserves the right to carry out technical changes in equipment or prod...

Page 3: ...0 The device setup from a program Configuration 30 APPLICATION NOTES 38 RECOMMENDATIONS FOR OPERATION AND MAINTENANCE 40 TECHNICAL PARAMETERS 44 Power supply 44 USB communication interface 45 Measurin...

Page 4: ...s in internal non volatile memory The values to be collected can be measured at the instant of recording or as average or min max values detected during the recording interval Recording can be perform...

Page 5: ...IE LGR Uxxxx 16 5 General view of a Uxxxx series datalogger U0141 model...

Page 6: ...rself and the environment against escaping gases and against being soiled with the battery electrolyte Failures and servicing Do not try to repair the device yourself If the device shows signs of unus...

Page 7: ...3120 U3631 U4130 U3430 and U4440 with USB connector down for others any This device may be operated as a portable one In this kind of operation avoid the device falling Try to maintain the proper work...

Page 8: ...Vision software into your computer is available for free on the address www cometsystem com Run COMET Vision software Connect the device to the computer on the datalogger side use a USB cable with US...

Page 9: ...harging process will be initiated only in the case that the battery voltage is low and the internal temperature ranges between 0 C and 40 C Use the recommended charger type only During the charging pe...

Page 10: ...the device s configuration Several actions can be assigned to it optical and acoustic signalling The memory occupancy is about 75 the device is in the non cyclic recording mode i e the recording will...

Page 11: ...been running for some time then after it is turning ON the value of Min Max is then set to the values before switching OFF It can be pre set in the device configuration whether and in what manner the...

Page 12: ...rsists for a long time and the standard charging process is not renewed contact your service department The battery will have to be replaced Indications of individual charging steps when the charging...

Page 13: ...r display unit row On the other hand the user has many possibilities to adjust the appearance and behaviour of individual screens Controlling them can take place only manually by the aid of push butto...

Page 14: ...e menu will close automatically Menu items Deactivation of the optical LED diode and or acoustic the intermittent tone alarm signalling The option Mute optical and or acoustic signalling are controlle...

Page 15: ...ectly in the measured area The battery in the device cannot be charged U0122 Two channel thermometer with external probe This model allows to measure the temperature of the internal sensor and one ext...

Page 16: ...the IP rating the unused probe connectors should be provided with a supplied closing cap The battery in the device cannot be charged The models U0111 U0121 U0141 have a high degree of IP67 protection...

Page 17: ...For correct measurement it is necessary that there are no rapid temperature changes around the device Avoid installing the device in places where the temperature is not stable due to air flow sunlight...

Page 18: ...18 IE LGR Uxxxx 16 Connection The procedure for connecting the wires to the terminals can be found in Annex 4...

Page 19: ...change depends on the probe design As a rule this device is few times faster than the internal sensor model The maximum length of the temperature probe should not exceed 15 m the maximum length of th...

Page 20: ...elative humidity and dew point temperature by internal sensor no additional probes or sensors can be connected It is characterized by a simple and compact design and a relatively long response to a te...

Page 21: ...n of CO2 in the air by internal sensors Barometric pressure can be measured as absolute or recalculated to sea level No additional probes or sensors can be connected It is characterized by a simple an...

Page 22: ...e between this temperature and the dew point temperature If the surface temperature of the material is measured by an external probe the risk of condensation of water vapor on the surface to be measur...

Page 23: ...e measured quantities compared to model with external probes The sensors are located under the grid on the front and side of the unit The device is suitable for measuring in places where there is no r...

Page 24: ...n of water vapours The device is placed directly in the measured area Accupack in the device can be charged As the internal battery creates a parasitic heat during the charging period the measurement...

Page 25: ...ignals coming from a dry contact The binary input changes are registered immediately irrespectively of the recording interval setting To safe record the input status the signal must be present for at...

Page 26: ...ed with current inputs without any problems Binary input serves to monitor voltage signals or signals coming from a dry contact The binary input changes are registered immediately irrespectively of th...

Page 27: ...apture connected disconnected voltage status The counter states are recorded according to the set Record interval Input signals are connected to a pluggable terminal block The device s ingress protect...

Page 28: ...of the unit The device is placed directly in the measured area Accupack in the device can be charged In battery mode this model has significantly shorter battery life than models without CO2 concentra...

Page 29: ...iews of registered data user defined online display export into a database etc The starting point for the program control is the menu situated in the left optionally right portion of the utility softw...

Page 30: ...rrent status and device information Click on the Configuration button The device configuration will be downloaded you will be able to view it If you change the setup of some item the SW will pass over...

Page 31: ...By means of the UTC Offset choice you can fix its relation to the UTC This information will be available for all time data provided by the device The device cannot automatically pass over between summ...

Page 32: ...example if you switch the device on at 5 05 and the recording interval has been set to 1 hour the first data will be recorded at 6 00 the following data at 7 00 and so on The data recording can take p...

Page 33: ...recording An example of user defined calibration for a sensor having a 4 to 20 mA current output The sensor is connected to the datalogger s current input the sensor s measurement range is 30 to 80 C...

Page 34: ...f a LED diode on the device Optical signalling LED or acoustically Activate internal acoustic signalling Alarm events ____________________________________ The device makes it possible to evaluate alar...

Page 35: ...g in the device remains active until operator intervenes irrespective of the measurement values i e until the time of manual cancel Latched Alarms Memory can be deleted either from SW Vision and or by...

Page 36: ..._________ These panel choices make it possible to set the so called system alarms which indicate some technical failure of the datalogger or of some of the probes connected to it The signalling mode m...

Page 37: ...guration Download and erase recorded data Go to service mode PowerUser Edit device configuration without security parameters change device time setting Download and erase recorded data User2 Download...

Page 38: ...harged Device switching on and off_________________________ If you switch on and off the device frequently then its keypad and both functions i e device switching on and off from the keypad must be en...

Page 39: ...source of electromagnetic interference situated near the device or the pertaining cables Attention must be paid also to possible damaged portions of the cable insulation Prevent accidental contacts b...

Page 40: ...positioning Adhere to principles and procedures mentioned in this manual Try to choose such a place to position the device where the negative influence caused by environment is as low as possible Whe...

Page 41: ...on scope depend on the particular application and the user s internal regulations In fixed installations following checks are recommended to be performed Metrological verification Regular checks fixed...

Page 42: ...to replace the battery A critically weak battery that no longer allows further operation of the device is indicated by the inscription bat Lo on the device display Replace the battery as soon as possi...

Page 43: ...ceive it with the clip Check the seal integrity in the encoder housing and reinstall the cover Service recommendations _________________________ Engineering support and service activities are provided...

Page 44: ...e device setting Devices with a CO2 concentration sensor have a higher battery consumption so they are fitted with a charging module and accupack Follow the battery status replace it if necessary rech...

Page 45: ...s indicated on the display of the device usually within 6 hours Charging conditions The charging process only runs when the internal temperature ranges between 0 C and 40 C USB communication interface...

Page 46: ...0 3850 ppm sensor Measuring current approx 0 5 mA with pulses of approx 60 ms length Input accuracy without probes 0 2 C in a range of 90 to 100 C 0 2 of the measurement value in a range of 100 to 260...

Page 47: ...ected to it is determined by the above input accuracy and the accuracy of the probe employed Connection Two wire connection with the possibility of compensating the error caused by the resistance of t...

Page 48: ...ve input accuracy and the accuracy of the probe employed Connection external probe Two wire connection with the possibility of compensation of the error caused by the cable resistance The probe is pro...

Page 49: ...d junction compensated in the temperature range of 30 to 70 C Type J thermocouple Fe Co Range 200 to 750 C Accuracy without probes 0 3 of the measurement value 1 5 C Display resolution 0 1 C Cold junc...

Page 50: ...bes 0 2 C in a range of 200 to 100 C 0 2 of the measurement value in a range of 100 to 260 C The accuracy of the device with a connected temperature probe is determined by the above input accuracy and...

Page 51: ...acy and the accuracy of the probe used Connection Pluggable terminal block maximum wire cross section 1 5 mm2 Recommended length of the Pt1000 probe cables is maximum 15 m a length of 30 m should not...

Page 52: ...pressure 1 hPa CO2 concentration in air 0 001 Recommended calibration interval 5 years U3120 _________________________________________ Measured values Internal temperature relative humidity Dew point...

Page 53: ...values Temperature and relative humidity measured by an external Digi E series probe The dew point temperature is calculated from the measured temperature and the relative humidity Range and accuracy...

Page 54: ...concentration in the air 50 0 03 MV ppm CO2 at 23 C and 1013 hPa Temperature dependency in range 20 45 C typ 1 MV 1000 ppm CO2 C MV measured value Dew point temperature 1 5 C at an ambient temperatur...

Page 55: ...ensor accuracy 1 8 RH at 23 C in the range of 0 to 90 RH hysteresis 1 RH non linearity 1 RH temperature error see diagrams in Annex 6 Dew point temperature 1 5 C at an ambient temperature of T 25 C an...

Page 56: ...provided in the chapter Models produced U3631 U4130 _________________________________________ Measured values Internal temperature relative humidity and barometric pressure Dew point temperature calcu...

Page 57: ...barometric pressure and the concentration of CO2 in the air Dew point temperature calculated from the internal temperature and relative humidity Ranges Temperature 20 to 60 C Relative humidity 0 to 1...

Page 58: ...lution Temperature incl dew point temperature 0 1 C Relative humidity 0 1 RH Barometric pressure 1 hPa CO2 concentration in air 1 ppm Recommended calibration interval 1 year U5841 ____________________...

Page 59: ...Measured values 3 x current input 0 20 mA 1 x binary input This input can be configured to voltage or a dry contact with open collector transistor acceptance This input can capture connected disconne...

Page 60: ...counting input This input like the binary one can be configured to voltage or dry contact as e g an open collector transistor These counting inputs can be used as additional two binary ones Input lev...

Page 61: ...________________ Measured values Concentration of CO2 in the air Ranges Concentration of CO2 in the air 0 ppm to 5000 ppm it is possible to deliver the device with the range of 0 to 10000 ppm as optio...

Page 62: ...ther models Operating pressure 700 to 1100 hPa models with CO2 sensor 600 to 1100 hPa other models Operating environment chemically non aggressive Storage temperature 20 to 45 C Storage humidity 5 to...

Page 63: ...IP30 U3430 U4440 IP20 IP20 U4130 IP54 IP30 U0141T U0246 U0541 U5841 U6841 U7844 U8410 IP20 To reach this ingress protection the device cover screws must be properly tightened the USB connector must be...

Page 64: ...64 IE LGR Uxxxx 16 Dimensions U0110 U0111 U0122...

Page 65: ...IE LGR Uxxxx 16 65 U0121 U0141...

Page 66: ...66 IE LGR Uxxxx 16 U0246 U0141T U0541 U5841 U6841 U7844 U2422...

Page 67: ...IE LGR Uxxxx 16 67 U3121 U3120 U4130...

Page 68: ...68 IE LGR Uxxxx 16 U3430 U4440 U3631...

Page 69: ...IE LGR Uxxxx 16 69 U8410...

Page 70: ...t available Error 11 No valid data of the counter batteries missing in the device Reset the counter content by means of the SW repeat the measurement Error 13 Error 14 Error 15 CO2 concentration senso...

Page 71: ...junction temperature measurement error Check if the internal temperature measurement channel is turned on for measurement Error 50 Error 52 Error 55 Device configuration failure corrupted configurati...

Page 72: ...the supplied SP013 or a screwdriver corresponding to the size insert a screwdriver into the pluggable terminal block s angular opening situated above the circular opening Open the connector by turning...

Page 73: ...ted channels by the device type named as Calculated Note All channels of the device U7844 are occupied so no calculated channel is available Models Channel 1 Channel 2 Channel 3 Channel 4 Channel 5 Ch...

Page 74: ...74 IE LGR Uxxxx 16 Annex 6 Typical tolerance of the RH measurement 7 RH 3 RH 5 RH 1 8 RH RH 20 10 0 10 20 30 40 50 60 70 80 100 90 80 70 60 50 40 30 20 10 0 T C...