802 introduction safety information specifications operating
Contents
1. Press REL key again to exit the relative mode In the relative mode the value can not gt 3000 0 counts shown on the LCD is always the difference between the stored reference and the present reading Sec Minu Selecting the Time scale Press this key to display the elapsed time on the third display in either hours and minutes or minutes and sec onds When the thermometer is turned on it is set to seconds To change the time scale press Sec Minus key Maximum elapsed time reading is 100 hours If 100 hours is exceeded the elapsed time resets to zero SET Mode Relative value set Time set and Hi Lo Limits value set 9 1 Press the SET key to enter relative values SET mode Press ENTER key to skip setting relative The relative value is entered via overlay numbers press overlay ENTER key to store the relative value and advance to elapsed time set mode 9 2 Elapsed time set mode Press ENTER key to skip in second and third display Time hours minutes seconds value is entered via overlay numbers press overlay ENTER key to store time value Elapsed time starts from set time value 9 3 Hi Limit value set mode I is displayed Press ENTER key to skip Hi Limit value set mode is displayed in main display Hi Limit value is entered via overlay numbers then press ENTER key to store the Hi Limit value is displayed in main2. display Lo Limit value is entered via overlay numbers then press overlay ENTER key to store the Lo Limit value and exit SET mode 9 4 When the thermometer is turned on it uses the rela tive value and Hi Lo Limits values that were entered when thermometer was last in use 10 T1 T2 T1 T2 Second display Input Selection The input selection indicates which input is selected for second display T1 thermocouple T2 thermocouple or the difference between the two thermocouples T1 T2 When the thermometer is turned on it is set to T2 input To select a different type of thermocouple use the K J key 11 K J Second display Input thermocouple type select The K J key for T2 input selects K type or J type thermocouple as input when the second display has T2 shown When the thermometer is turned on it is set to the type selected when the thermometer was last turned off 12 Hi Lo LIMITS Mode only Main display Press Hi Lo LIMITS key to enter the Hi Lo Limits comparative mode tl is displayed When the input temperature value exceeds the Hi or Lo Limits value the beeper emits a continuous or pulsed tone Press Hi Lo LIMITS key again to exit the Hi Lo Limits mode 13 WIRELESS MODE 802W 802UW 802WE 802UWE Press the G key for more than two seconds to start wireless function Press the G key again for another two seconds to stop wireless function The wireless mode
3. will shut down if there is no wireless signal for two minutes To SET CH ID to 00 00 press the Hi Lo LIMITS key and ly power key for more than 6 seconds with the meter powered down The meter will set channel and ID to 00 00 status The second display will show 00 which means that the channel and ID has been set to 00 To check the channel and ID of the meter When the meter is off press C F key and cy for 5 seconds LCD s main display will show channel number the second display will show ID number OPERATOR MAINTENANCE WARNING To avoid possible electrical shock disconnect the thermocouple connectors from the thermometer before removing the cover Battery Replacement 1 3 4 5 Don t keep in place with high Temp or high humidity Power is supplied by 4pcs 1 5V SIZE AAA UM 4 R03 The P appears on the LCD display when replace ment is needed To replace battery remove screw from back of meter and lift off the battery cover Remove the battery from battery contacts and replace When not use for long time remove battery Cleaning Periodically wipe the case with a damp cloth and deter gent do not use abrasives or solvents Software operation manual is on the software disk V3 021208
4. OPERATING INSTRUCTIONS DUAL INPUT K J THERMOMETER 802 802U USB amp DC Power 802WE wireless SO2UWE USB amp DC Power amp Wireless 802W Wireless FC SO2UW USB amp DC Power amp Wireless CE LA DUAL INPUT K J THERMOMETER MAXMINAVGREL HOI BBBEB aRBRBs B88 s A 1 2 3 1em Ho hh 0 CrF Main Display Second Display Third Display o gt Ea 8 ENTER Hi Lo LIMITS J SECOND DISPLAY 802W 802UW 802WE 802UWE INTRODUCTION This instrument is a 5 digit compact sized portable digital thermometer designed to use external K type and J type thermocouples as temperature sensor Temperature indication follows Reference Temperature Voltage Tables N LS T Monograph 175 Revised to ITS 90 for K type and J type thermocouples Two K type thermocouple are supplied with the thermometer SAFETY INFORMATION It is recommended that you read the safety and opera tion instructions before using the thermometer WARNING To avoid electrical shock do not use this instrument when working voltages at the measurement surface over 24V AC or DC To avoid damage or burns do not make temperature measurement in microwave ovens CAUTION Repeated sharp flexing can break the thermocouple leads To prolong lead
5. display Battery 1 5V x 4 PCS SIZE AAA UM 4 R03 Battery Life 190 hours typical with carbon zinc battery Reading Rate 1 time per second Auto power off 30 minutes press power key to resume operation Dimensions 160mm H x 83mm W x 38mm D Weight Approx 270g including batteries Supplied Wire 4 feet type K thermocouple bead wire Teflon tape insulated Maximum insulation tempera ture 260 C 500 F Wire accuracy 2 2 C or 0 75 of reading whichever is greater from 0 C to 800 C Wire Communication Protocol 19200 baud rate 802U 802UW 802UWE Back Side 802U 802UW 802UWE 2 1 USB Port 2 DC power JACK 12V gt Be See ENVIRONMENTAL Ambient Operating Ranges 0 C to 50 C 32 F to 122 F lt 80 R H Storage Temperature 20 C to 60 C 4 F to 140 F lt 70 R H Q Wireless Features Frequency range 910 920MHz 802W 802UW 868 1 868 5MHz 802WE 802UWE Low current consumption less than 1mA The transmitting distance can reach 25M without magnetic interference OPERATING INSTRUCTIONS 1 CY Power Switch The KOH key turns the thermometer on or off In the SET mode cannot be powered off Exit SET mode to power off APO function mode Press ly power key for more than 6 seconds to disable the auto power function The display will show APO OFF 2 C F Selecting the Temperature Scale Readings are displayed in either degrees Celsius C or degrees Fahrenhei
6. ed in order to com ply with emission limits Changes or modifications not expressly approved by the party responsible for compliance could void the user s authority to operate the equipment WIRELESS NOTE Wireless receiver must keep a distance at least 40cm from the meter and meter to meter distance must be at least 30cm SPECIFICATIONS ELECTRICAL Temperature Scale Celsius or Fahrenheit user selectable Measurement Range J TYPE 200 C to 1050 C 328 F to 1922 F K TYPE 200 C to 1370 C 328 F to 2498 F Resolution 0 1 C or 0 2 F Accuracy Accuracy is specified for operating tempera tures over the range of 18 C to 28 C 64 F to 82 F for 1 year not including thermocouple error 0 05 rdg 0 3 C 50 C to 1370 C 0 05 rdg 0 7 C 50 C to 200 C 0 05 rdg 0 6 F 58 F to 2498 F 0 05 rdg 1 4 F 58 F to 328 F Temperature Coefficient 0 1 times the applicable accuracy specification per C from 0 C to 18 C and 28 C to 50 C 32 F to 64 F and 82 F tol22 F Input Protection 24V dc or 24V ac rms maximum input voltage on any combination of input pins Maximum Differential Common Mode Voltage Maximum Voltage between T1 and T2 during meas urement volt Input Connector Accepts standard miniature thermocou ple connectors flat blades spaced 7 9mm center to cen ter GENERAL Display 5 digit liquid crystal display LCD Overload or OL is
7. in display Press MAX MIN key to enter the MAX MIN Re cording mode displays the Maximum reading with time Minimum reading with time and Average reading stored in record mode In the this mode the automatic power off feature is disabled and I key C F key REL key SET key Hi Lo LIMITS key and main display T1 T2 T1 T2 key K J key are disabled The beeper emits a tone when a new minimum or maximum value is recorded Press MAX MIN key to cycle through the MAX MIN and AVG readings If an overload is recorded the averaging function is stopped In this mode press the HOLD key to stop the recording of readings all val ues are held press again to restart recording To prevent accidental loss of MAX MIN and AVG data this mode can only be cancelled by pressing and holding the MAX MIN key for 2 seconds All re corded readings are erased REL Relative Mode only Main display Press the REL key to enter the relative mode zero the display and store the displayed Reading as a refer ence value REL is shown on the display Press REL key again to exit the relative mode The relative refer ence value can also be entered by the user See SET mode later in this manual When the desired relative value has been entered press REL key to enter the relative mode and than press SET key use the entered relative value as a reference value
8. life avoid sharp bends in the leads especially near the connector FEDERAL COMMUNICATIONS COMMISSION This device complies with Part 15 of the FCC Rules Operation is subject to the following two conditions 1 this device may not cause harmful interference and 2 this device must accept any interference received in cluding interference that may cause undesired operation NOTE This equipment has been tested and found to comply with the limits for a Class B digital device pursuant to Part 15 of the FCC Rules These limits are designed to provide reasonable protection This equipment gener ates uses and can radiated radio frequency energy and if not installed and used in accordance with the instruc tions may cause harmful interference to radio commu nications However there is no guarantee that interfer ence will not occur in a particular installation If this equipment does cause harmful interference to radio or television reception which can be determined by turn ing the equipment off and on the user is encouraged to try to correct the interference by one or more of the fol lowing measures Reorient or relocate the receiving antenna Increase the separation between the equipment and receiver Connect the equipment into an outlet on a circuit dif ferent from that to which the receiver is connected Consult the dealer or an experienced radio TV techni cian for help Shielded interface cables must be us
9. t F When the thermometer is turned on it is set to the temperature scale that was in use when the thermometer was last turned off To change the temperature scale press the C F key 3 sone Mode only Main display Press this key to enter the Data Hold mode the HOLD annunciator is displayed When HOLD mode is selected the thermometer holds the present readings and stops all further measurements Press the 525 key again to cancel HOLD mode and resume measure ments In the MAX MIN recording mode press eee key to stop the recording Press eGo key again to re sume recording Previously recorded readings are not erased Backlight function mode Press the oe key for more than two seconds to turn on the backlight Press the key again for more than two seconds to turn off the backlight The backlight will switch off automatically after 30 seconds 4 T1 T2 T1 T2 Main Display Input Selection The input selection indicates which input is selected for main display T1 thermocouple T2 thermocouple or the difference between the two thermocouples T1 T2 when the thermometer is turned on it is set to T1 K J Main display Input Thermocouple Type Select The K J key selects the T1 thermocouple type when the main display is showing T1 When the ther mometer is turned on it is set to the type selected when the thermometer was last turned off MAX MIN With Time Record Mode only Ma
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