Monarch Thermometer MONARCH 308 User's Manual
Contents
1. Chon Obha Alan Woolfson VP Engineering Authorized Signature 4 August 2000 Importer Amherst NH MODEL 308 MINI DUAL CHANNEL THERMOMETER Table of Contents Section Page 1 0 VE OMUCEION oe ceceeeseesees ees eeseeeseeeseeeneeecneeseeennnenneenneesneeeneenneeaneents 1 HOY ol Lod er 1 11 rn 1 3 0 Symbol Definitions and Feature Location 2 41 4 2 4 3 Selecting the Temperature Scale cccccceeeeeeeeeeeeeeeteeeeeeeeeneeeeees 4 4 Data Hold Operation ccccccceceeceeeeeeeeeeneeeteeeeeeeaeeeeeaeeeseeeeeeieeeteneeeees 4 5 Relative Operation 4 6 MAX MIN AVG Operation 4 7 Auto Power Off 4 8 Low Battery Condition 00 ccccccceceeceeeeneeeeeeeeeeeaeeeeeaeeeseeeeseeeeeseeeeees 49 Caliah Oicsiecscccetvc causes cen iieioceesavugsisvoronseasousstioweideabupetbeemredeneioneas Appendix Thermocouple Probe Specifications 4 MODEL 308 MINI DUAL CHANNEL THERMOMETER 1 0 Introduction This instrument is a dual channel digital thermometer for use with any Type K thermocouple as a temperature sensor Temperature indication complies with the NIST and IEC584 temperature voltage tables for Type K thermocouples 2 0 Specifications Measurement Range 200 C 1370 C 328 F 2498 F Accuracy At ambient of 23 5 C Temperature Coefficient For ambient temperatures from 0 C 18 C and 28 C 50 C for each C ambient2. below 18 C or ROR R AF OEA foading a OF above 28 C add the following 5 reading tolerance into the accuracy spec 200 F 200 F 0 3 reading 2 F 0 01 of reading 0 03 C 200 F 400 F 0 5 reading 2 F 0 01 of reading 0 06 F 400 F 2498 F 0 3 reading 2 F 200 C 200 C 0 3 reading 1 C 200 C 400 C 0 5 reading 1 C 400 C 1370 C 0 3 reading 1 C A Note The basic accuracy specification does not include the error of the probe Please refer to the probe accuracy specification for additional details Resolution 200 C 200 C _ 0 1 C 800 C 1370 C 200 F 200 F 0 1 F outside this range Number of Sensor Inputs Two Type K Thermocouples Input Protection at Thermocouple Input 60V DC or 24Vrms AC Display Dual 4 Digit Temperature Displays plus Indicators see Section 3 0 Sample Rate 0 6 times per second Power Requirement 9 Volt Battery NEDA 1604 or JIS 006P or IEC6F22 Battery Life Approx 150 hours with alkaline battery Low battery indication Operating Conditions e Operating Temperature Humidity 0 C 50 C 32 F 122 F 0 80 RH e Storage Temperature Humidity 10 C 60 C 14 F 140 F 0 80 RH e Altitude up to 2000 meters 6500 feet Dimensions 164x54x34 mm 6 5 2 1 1 3 in Weight Approx 180g 6 3 oz Accessories Type K Wire Thermocouple Probe Battery Instruction Manual 1 C TE Notes Notes MODEL 308 MINI DUA
3. in the Auto Power Off mode and will automatically shut off 30 minutes after the last key operation To disable this feature press and hold the HOLD button and then power on the meter Two successive beeps indicate that Auto Power Off is disabled Low Battery Condition When the battery voltage is at or below the minimum for proper operation the symbol will show on the display indicating that the battery must be replaced Calibration Calibration is conducted by adjusting the following potentiometers to within the tolerances shown Ambient Temperature 23 3 C Input Adjust VR Tolerance 0 C VR3 0 1 C 190 C VR2 0 1 C 1000 C VR1 1 C 1900 F VR4 1 F A simple single point calibration may be performed by adjusting VR3 to 0 C with thermally stabilized ice water Appendix Thermocouple Probe Specifications Model_ Range Tolerances__ Description TP K01 50 C to 200 C 2 2 C or 0 75 Teflon insulation Maximum Wire probe 58 F to 392 F 3 6 F or 0 75 insulation temperature 260 C TP K01 Probe for general condition measurements pe especially for complex and hard to reach C places icone
4. L CHANNEL THERMOMETER 3 0 Symbol Definitions and Feature Locations Data Hold indication Relative indication Minmum indication Maximum indication Low battery indication Unit indication MAX MIN A ex 1 eC Negative polarity re cr indication Main display ad od Auto power off T2 F k indication 8 aaa Second display F new z i T E o 7308 ask aro uar Opare Ott ore imre 1 T1 Type K temperature probe input 2 T2 Type K temperature probe input 3 LCD display 4 ON OFF button 5 MAX MIN control button 6 HOLD button 7 Relative readout button 8 C F control button 9 Offset calibration screw 10 Battery cabinet cover MODEL 308 MINI DUAL CHANNEL THERMOMETER 4 0 Operating Instructions 41 4 2 4 3 4 4 4 5 4 6 Preparation for Measurement Plug the first thermocouple into the socket marked T1 taking care to observe the polarity of the thermocouple pins If dual sensors are being used plug the second thermocouple into the socket marked T2 Power Press the Q button to turn the thermometer ON or OFF Selecting the Temperature Scale When first turned on the instrument defaults to reading in Fahrenheit F The instrument toggles between Fahrenheit F and Celsius C each time the C F button is pressed Data Hold Function The present reading is held on the display by pressing the HOLD button Pressing the HOLD button again relea
5. MONARCH INSTRUMENT Instruction Manual C Monarch 308 Mini Dual Channel Thermometer 15 Columbia Drive Amherst NH 03031 2334 USA Phone 603 883 3390 Fax 603 886 3300 E mail support monarchinstrument com 1071 8031 310 Website www monarchinstrument com Monarch Instrument 2002 all rights reserved Safeguards and Precautions Read and follow all instructions in this manual carefully and retain this manual for future reference Do not use this instrument in any manner inconsistent with these operating instructions or under any conditions that exceed the environmental specifications stated Making measurements of high or low temperatures can be dangerous Keep the hand holding the temperature probe well away from the object being measured This instrument is not user serviceable For technical assistance contact the sales organization from which you purchased the product or Monarch Instrument directly LIMITED WARRANTY SELLER warrants hardware products to be free from any defect in materials or workmanship for a period of one 1 year from date of shipment to BUYER SELLER s entire liability and BUYER s sole and exclusive remedy resulting from any defect in workmanship or material in the hardware product covered by this limited warranty shall be limited to and fully discharged by the SELLER s option of replacement or repair of such item without charge The limited warranty provided in this c
6. YER at law or in equity as the result of such breach or default regardless of whether based on contract tort strict liability or other theory of liability IN NO EVENT SHALL SELLER BE LIABLE FOR ANY SPECIAL INDIRECT INCIDENTAL CONSEQUENTIAL OR PUNITIVE LOSSES OR DAMAGES INCLUDING BUT NOT LIMITED TO LOSSES OR DAMAGES FOR ANY LOST PROFITS OR LOST DATA AS THE RESULT OF ANY BREACH OR DEFAULT BY SELLER WITH RESPECT TO THE HARDWARE OR SOFTWARE EVEN IF SELLER HAS BEEN ADVISED OR MADE AWARE OF THE POSSIBILITY OF ANY SUCH LOSSES OR DAMAGES AND REGARDLESS OF WHETHER THE CLAIM IS BASED ON CONTRACT TORT STRICT LIABILITY OR OTHER THEORY OF LIABILITY This limited warranty does not extend or apply to consumables including but not limited to lamps and batteries if applicable or equipment instruments or accessories which are warranted separately by the original manufacturer of these items DECLARATION OF CONFORMITY Monarch Instrument Division of Monarch International Inc 15 Columbia Drive Amherst NH 03031 USA declares that the product Name Thermometer Mini Dual Channel Type K Model Monarch 308 to which this declaration relates is in conformity with the following standards EMC EN55022 1998 CISPR 22 Class B EN50082 1 1997 EN 61000 4 and therefore conforms in accordance with 89 336 EEC EMC Directive The testing of this product was performed by GesTek EMC Lab in July and August of 2000 Ref No 0007017E
7. lause is in lieu of all other warranties expressed or implied arising by law or otherwise ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FORAPARTICULAR PURPOSE ARE EXCLUDED This limited warranty shall not be modified except by an arrangement signed by both parties specifically referencing this clause SELLER warrants that any software supplied will operate in accordance with the documentation or manual supplied therewith in all material respects when used in strict compliance with such documentation or manual Notwithstanding the foregoing BUYER acknowledges that since software is complex and therefore may have defects BUYER s sole and exclusive remedy for any such defects or breach of this warranty shall be to require SELLER within a reasonable period of time to provide all reasonable programming services to correct programming errors in the software Except as provided above SELLER MAKES AND BUYER RECEIVES FROM SELLER NO EXPRESS OR IMPLIED WARRANTIES OF ANY KIND WITH RESPECT TO ALL OR ANY PORTION OF SOFTWARE AND BUYER HEREBY AGREES AND ACKNOWLEDGES THAT IT ACCEPTS THE SOFTWARE IN AS IS CONDITION SELLER HEREBY EXPRESSLY EXCLUDES ANY IMPLIED WARRANTIES OF MERCHANTABILITY OR FITNESS FORA PARTICULAR PURPOSE WITH RESPECT TO THE SOFTWARE BUYER agrees that any specific right or remedy granted to BUYER hereunder with respect to any breach or default by SELLER shall be in lieu of all other rights and remedies otherwise available to BU
8. ses the hold function and returns the instrument to continuous reading In the HOLD mode the AREL MAX MIN and C F buttons are disabled as indicated by two consecutive beeps when pressed Relative Operation Pressing the AREL button zeroes the display and internally stores the present reading as a reference for subsequent measurements The main display now shows the difference between the stored value and the new reading Press the AREL button again to exit the Relative mode MAXI MIN Operation Press the MAX MIN button to enter the MAX MIN mode In this mode the maximum and minimum values are simultaneously retained in memory and updated with every new data sample The instrument first enters the MAX mode and the MAX symbol and value are both displayed Pressing MAX MIN again advances the display to the MIN symbol and value The next press of the MAX MIN button will cause both the MAX and MIN symbols to flash This indicates that the maximum and minimum values have been updated in memory and the displayed reading is the present temperature Each successive press of the MAX MIN button circulates the display mode among these options To exit the MAX MIN mode press and hold the MAX MIN button for two seconds In the MAX MIN mode the AREL and C F buttons are disabled as indicated by two consecutive beeps when pressed 4 7 4 8 4 9 MODEL 308 MINI DUAL CHANNEL THERMOMETER Auto Power Off By default the instrument powers on
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