HAND HELD MEGOHMMETER MODEL R1M-B
Contents
1. battery Then reinstall the four screws Since this is a very compact low cost unit it is suggested that it be discarded in the event of serious malfunction However if so desired troubleshoot using the drawings in the Appendix and the theory of operation described above To drop the printed circuit board for access to the components use a hex socket wrench to hold the lower spacers and then remove the top screws 10 TEGAM WAY GENEVA OHIO 44041 440 466 6100 FAX 440 466 6110 sales tegam com 5 2 TEGAM 5 4 Calibration 1 For voltage calibration use an Electronic Development Corp Model 4601 or other AC voltage standard with accuracy better than 0 1 set to 60 Hz output frequency Connect the voltage standard to the R1M B input terminals Set the standard to 300 0 V out Push the TEST button on the R1M B and adjust R9 until it reads 300 2 For resistance calibration connect the test leads to a PPM Inc Model R3 1 110M or other high resistance standard Set the resistance standard to 200 MQ and adjust R27 until the reads 198 0 This is to ensure that 200 MQ does not read over range 1 3 After checks made reassemble the megohmmeter Recheck the operation to ensure that nothing was changed during assembly 5 5 Preparation for Shipment The original shipping carton is not reusable The Model R1M B requires no special covering preservation or special cra2. ESO eee 2530 Figure 3 High Voltage Supply Schematic 10 TEGAM WAY GENEVA OHIO 44041 440 466 6100 FAX 440 466 6110 sales tegam com 5 8 MAINTENANCE TEGAM 06537 8 navaa ON ON WOS4 325 G WIN ATHW3SSV MAYDA LINDMO ae 2 sug 10005 2944 niv HSINIA a M 0019 99 0 VA3N39 MADE S32Nv33 014 AVA OT L S3HONI NI 34v SNOISNIWIG Q2 Wv93L 0 12 00 Figure 4 Parts Layout sales tegam com 5 9 10 TEGAM WAY GENEVA OHIO 44041 440 466 6100 FAX 440 466 6110 SERVICE INFORMATION 5 5 SECTION 6 SERVICE INFORMATION Preparation for Calibration or Repair Service Once you have verified that the cause for R1M B malfunction cannot be solved in the field and the need for repair and calibration service arises contact TEGAM customer service to obtain an RMA Returned Material Authorization number You can contact TEGAM customer service via the TEGAM website www tegam com or by calling 440 466 6100 Locations OR 800 666 1010 United States Only The RMA number is unique to your instrument and will help us identify you instrument and to address the particular service request by you which is assigned to that RMA number Of even importance a detailed writ
3. the LCD Care should be taken to prevent damage to associated cables The R1M B should be stored in a relatively dust free environment Temperature 40 to 71 C Relative humidity O to 10096 non condensing Altitude 4570 m See Section 5 5 below for shipping requirements 10 TEGAM WAY GENEVA OHIO 44041 440 466 6100 FAX 440 466 6110 sales tegam com 1 3 TEGAM PREPARATION FOR USE AND INSTALLATION SECTION 2 PREPARATION FOR USE AND INSTALLATION 2 1 Unpacking and Inspection Upon receipt the R1M B and accessories should be carefully unpacked and removed from the shipping container Separate the units from the packing material and inspect both the instrument and the accessories for any external damage e If any dents broken or loose parts are seen do not use the equipment Notify the shipping company immediately and follow their instructions as to how to proceed e Check that all items are present If any items are missing notify the shipper if this is a new instrument If not new contact the previous user to locate the missing item s 2 2 Preparation for Use Remove the instrument and accessories from the pouch If the battery has been removed replace it using the instruction listed in Section 5 3 below If desired screw the red and black alligator clips onto the probe ends of the test leads CAUTION USE EXTREME CARE WHEN ATTACHING THESE CLIPS HANDLE ONLY ONE CLIP AT A TIME AND HANDLE IT TH
4. AINTENANCE TEGAM 2102 2 7 31va 08537 navaa RI a ON ON WOS4 3715 8 1112412 1ndNI OILLVW3HOS e T Say HSINIA 2 520 104290 2 y 0019 997 Toby vA3N39 S32NvS31D1 AVM WvD3l OT 5 T31vNDdMOONI WHOL S3HONI NI 349 SNDISN3WIG Input Circuit Schematic Figure 1 10 TEGAM WAY GENEVA OHIO 44041 440 466 6100 FAX 440 466 6110 sales tegam com 5 6 Q 22 lt Z lt gt 0019 997 0 vA3N39 AVM W931 OT d3ivaOdsOONI WY9AL 08537 navaa 17833NI9N3 031312395 5 1 SSIINN nv sug 104015203 Ny sup pupaq 2204 2 lv 540 pupaq avid nw S3ONVASTOL S3HONI NI 32V SNDISN3WIG 9 009 5 da 83 1v8 RA SIT fo T1 ital Board Schematic 19 Di 2 igure F 10 TEGAM WAY GENEVA OHIO 44041 440 466 6100 FAX 440 466 6110 sales tegam com 5 7 Q 22 lt Z lt gt JU mes 2 3wa mos 531 navaa 8 WIB 91 HOIH OLLVW3HOS e sev ny M suq uoo Ny meee MIN l 99 Ott TrOry vA3N39 532 943101 AVM WvD3l OT INI N Y SNDISN3NW QO31v3OdNDONI Wv53L Sa
5. C683KAA SR305E105MAA SR305E474MAA 476 016 SR155E103MAA 103GQR500Z 2222 021 37229 1N4148 1N4007 1N754A LTL 307E 232 MJE1320 RN55D7501F RN55D1002F RN55D4990F RN55D4993F RN55D3321F RN55D2611F RN55D8062F RN55D2492F 3006P 1 502 RN55D4992F RN55D7502F RN55D2000F 1 4 2 5 5 RSF3B150K 5 RN55D4991F RN55D1913F RN55D1005F TS 12MDN A 12525 23 0190 1 23 0190 4 PO 8534 AD736JN LM324AN CD4066BE CD4541BE CD4030BE MAX130CPL 35 N 050 192 TL494CN 9723K 107 All resistors W 1 metal film unless otherwise noted Table 1 Parts List Board Assembly 10 TEGAM WAY GENEVA OHIO 44041 440 466 6100 FAX 440 466 6110 sales tegam com 5 4 TEGAM Manufacturer Cage Code ANALOG DEVICES 6H956 AVX 16299 BOURNS 20978 CDT ADVANCED ELECTROCIRCUITS SEE TEGAM DALE 24546 FEMA OP7Z6 ILLINOIS CAPACITOR 74840 KEYSTONE ELECTRONICS 91833 LITEON OAPZO MAXIM 1ES66 MCMASTER CARR OKVE6 MOHAWK ELECTRIC MFG CO 74075 MOTOROLA 0G546 MULTI CONTACT OWCIO NATIONAL SEMICONDUCTOR 06557 PHILIPS 7 PPM SEE TEGAM RAYOVAC 59768 RCA HARRIS 000926 RCD COMPONENTS 56637 STANTEL NICHICON S4498 TAKAMISAWA KOA 59124 TEGAM 49374 TEXAS INSTRUMENTS 8T904 THOMSON 0H0J3 Table 2 Vendor Cage Code Directory 10 TEGAM WAY GENEVA OHIO 44041 440 466 6100 FAX 440 466 6110 salesetegam com 5 5 M
6. N 5 MAINTENANCE 5 eS 5 1 Cleaning 5 1 Battery Replacement 2 1 5 1 Calibration EET 5 3 Preparation for Shipment 5 3 Overhaul Instructions 5 3 Table 1 Parts List Board Assembly 5 4 Table 2 Vendor Cage Code Directory 5 5 Figure 1 Input Circuit Schematic 5 6 Figure 2 Digital Board Schematic 5 7 Figure 3 High Voltage Supply Schematic 5 8 Figure 4 Parts 5 9 6 SERVICE INFORMATION Preparation for Repair or Calibration Service 6 1 Expedite Repair and Calibration Form 6 2 Warranty 6 3 10 TEGAM GENEVA OHIO 44041 440 466 6100 FAX 440 466 6110 sales tegam com TEGAM INSTRUMENT DESCRIPTION SECTION 1 INSTRUMENT DESCRIPTION INTRODUCTION 1 1 Purpose The Model RiM B Megohmmeter is a compact portable instrument used to measure high resistance values up to 200 A voltage range is provided in addition to permit measurements of circuits which have voltage applied Ranges are 1 to 200 MQ for resistance and 3 to 600 VAC RMS for voltage It will also detect and display the presence of DC voltage but c
7. ROUGH THE RUBBER BOOT 10 TEGAM WAY GENEVA OHIO 44041 440 466 6100 FAX 440 466 6110 sales tegam com 2 1 TEGAM PREPARATION FOR USE AND INSTALLATION Connections to DUT Plug the banana plug ends of the test leads into the red and black banana jacks on the R1M B Connect the red alligator clip to one end of the resistor under test Connect the black alligator clip to the other end of the resistor under test When the megohmmeter is first turned on by operating the TEST button the instrument automatically functions as a digital AC voltmeter reading any voltage present on the test leads and displaying that voltage on the LCD display At the same time the VOLTS LED is on If voltage is present the instrument will not take resistance readings However if voltage is not present the LED will dim or turn off after the initial flash and the meter will switch to the megohmmeter mode the internal 500 VDC supply is connected to the test leads and the display reads MO The button must be held in for several seconds to allow time for the 500 V and resistance readings to stabilize As long as the TEST button is depressed the instrument will continue to take readings When the button is released the power will automatically turn off to maximize battery life and to minimize the risk to the operator of being shocked by the 500 V across the test probes during resistance measurements Note that the current is limited to les
8. TEGAM HAND HELD MEGOHMMETER MODEL R1M B Operation and Maintenance Manual PN R1M B 900 01 Publication Date July 2012 REV TEGAM hereby grants to the U S Government a limited non exclusive non transferrable license to reproduce scan and electronically store the manuals purchased by the US Government This license shall remain in effect for as long as the equipment cited in the manuals remains under government control and usage after which time this license is automatically terminated NOTE This User s Manual was as current as possible when this product was manufactured However products are constantly being updated and improved To ensure you have the latest documentation refer to www tegam com 10 TEGAM WAY GENEVA OHIO 44041 440 466 6100 FAX 440 466 6110 sales tegam com TEGAM TABLE OF CONTENTS TABLE OF CONTENTS 1 INSTRUMENT DESCRIPTION E 1 1 Performance Characteristics 1 1 Description of Equipment 2 4 24 1 1 1 List of Items Furnished 2 4 1 3 Storage and Shipping Requirements 1 3 2 PREPARATION FOR USE AND INSTALLATION Unpacking and Inspection 2 1 Preparation for 5 2 1 3 OPERATING INSTRUCTIONS General Theory of 3 1 4 PRINCIPLES OF OPERATIO
9. aluation 0 Calibration Only 0 Repair Only Repair amp Calibration O 2540 Detailed Symptoms Include information such as measurement range instrument settings type of components being tested is the problem intermittent When is the problem most frequent has anything changed with the application since the last time the instrument was used etc 10 TEGAM WAY GENEVA OHIO 44041 440 466 6100 FAX 440 466 6110 sales tegam com 6 2 TEGAM SERVICE INFORMATION Warranty TEGAM Inc warrants this product to be free from defects in material and workmanship for a period of one year from the date of shipment During this warranty period if a product proves to be defective TEGAM Inc at its option will either repair the defective product without charge for parts and labor or exchange any product that proves to be defective TEGAM Inc warrants the calibration of this product for a period of one year from date of shipment During this period TEGAM Inc will recalibrate any product which does not conform to the published accuracy specifications In order to exercise this warranty TEGAM Inc must be notified of the defective product before the expiration of the warranty period The customer shall be responsible for packaging and shipping the product to the designated TEGAM service center with shipping charges prepaid TEGAM Inc shall pay for the return of the product to the cust
10. an t be used to measure DC voltage accurately Test voltage is 500 VDC The R1M B is packaged in a high impact housing designed to withstand the wear and tear of industrial applications 1 2 Performance Characteristics This is a digital reading instrument Ranges Resistance Range 1 to 199 9 MQ Voltage Range 3 to 600 VAC RMS Accuracy Resistance measurement accuracy 3 of rdg 1 count Voltage measurement accuracy 5 of rdg 1 count Test Signal Accuracy 500 VDC 10 1 3 Description of Equipment Physical A high impact plastic case is provided to contain and protect the instrument A pouch is provided to contain and protect the instrument and test leads with their clips The input terminals are insulated banana jacks for operator safety Two 40 leads with probes and removable insulated alligator clips are provided 10 TEGAM WAY GENEVA OHIO 44041 440 466 6100 FAX 440 466 6110 sales tegam com 1 1 TEGAM INSTRUMENT DESCRIPTION Dimensions 178 mm 7 x 91 mm 3 6 x 30 mm 1 2 Weight is 0 6 Ib including the battery Electrical Power for the unit is supplied by a standard 9 V alkaline battery With voltage present the LED will stay bright as long as the TEST pushbutton is depressed and the R1M B will display voltage and NOT resistance Environmental This unit will operate over a temperature range from 0 to 50 C 75 RH non condensing up to 3050 m altitude Withstand functional
11. apply significant pressure to the LCD window as it could separate from the front panel DO NOT use alcohol solvents or harsh chemicals to clean the LCD window 5 3 Battery Replacement The battery should be replaced once a year or whenever the low battery indicator on the display comes on during operation At that time the instrument may be recalibrated 10 TEGAM WAY GENEVA OHIO 44041 440 466 6100 FAX 440 466 6110 salesetegam com 5 1 TEGAM CAUTION USE CAUTION WHEN REPLACING THE BATTERIES WHILE THE UNIT IS DISASSEMBLED AND WHEN MAKING THE ADJUSTMENTS LISTED MAKE SURE THAT THE TEST SWITCH IS NOT OPERATED ACCIDENTALLY MORE THAN 500 VDC AND 600 VAC MAY BE PRESENT IN THE OHMMETER THESE VOLTAGES COULD BE FATAL Remove the battery replacing it with a standard 9 V alkaline battery Be very careful that the new battery is installed with the same polarity as the original battery check that the larger battery contact mates with the small contact on the battery connector Install the battery with the connector near the outside corner of the case after tucking the wires under the PC board Disassembly To disassemble the R1M B for battery replacement or for recalibration remove the four screws on the bottom of the case and carefully separate the two halves of the enclosure Re assembly Reassemble the case inserting the lower part of the bottom section into the upper section first to help position the
12. aw more current prolonged operation with lower resistance values will reduce battery life and should be avoided 10 TEGAM WAY GENEVA OHIO 44041 440 466 6100 FAX 440 466 6110 sales tegam com 3 1 PRINCIPLES OF OPERATION 5 5 SECTION 4 PRINCIPLES OF OPERATION The 9 V battery powers the R1M B only while the TEST pushbutton is depressed When power is applied the counter timer U4 automatically resets so that its output Q is LO This is inverted by a section of U5 putting a HI signal on pins 5 and 12 of U3 This closes the two E switches in U3 putting the circuit in the voltmeter mode In the voltmeter mode an input voltage connected between TP1 and TP2 will force a current through R22 150 k R23 and Qi for positive half cycles and D5 and D6 for negative half cycles and R1 and R2 With 600 V applied current is approximately 3 7 mA This develops a voltage of 1 86 V across R2 as the input signal to 01 an RMS to DC converter which will output the same level of DC signal on pin 6 This signal is attenuated 11 1 by R14 and R30 to 170 mV and connected to pin 4 of U3 a CMOS quad analog switch In the voltmeter mode this switch is closed feeding this signal to pin 3 which is connected to the signal input pin 31 of U6 the A D converter At the same time a 300 mV reference voltage attenuated by R9 is connected to pin 11 of U3 and feeds through U3 via pin 10 to the reference input pin 36 of U6 S
13. dles Packaging must provide sufficient resilient material in accordance with standard packaging practices to prevent excessive shock to the display during shipment The battery should be removed prior to shipment and packaged separately 5 6 Overhaul Instructions The R1M B is an all solid state unit and requires no periodic overhaul other than routine cleaning inspection of cables per section 5 and calibration per section 5 4 10 TEGAM WAY GENEVA OHIO 44041 440 466 6100 FAX 440 466 6110 sales tegam com 5 3 PC Board Battery 9 V Alkaline 0 1 MFD 50 VDC 10 MFD 35 V 100 PF 50V 0 068 MFD 50V 1 MFD 50V 0 47 MFD 50 V 47 MFD 16 V 0 01 MFD 50V 0 01 MFD 500 V 22 MFD 40V Signal Diode Hi Voltage Rectifier Zener 6 8 V L E D Battery Clip Hi Voltage NPN 7 5k 10k 499 9 499 k 3 32 k 2 61 k 80 6 k Hi Voltage XFMR Red Banana Jack BIk Banana Jack Test Cable Set RMS To DC Converter OP AMP Quad Analog Switch Timer QUAD EXC OR 3 1 Digit A D Convt LCD Display Pulse Width Mod Ctrl Feet CDT Rayovac Philips Motorola Motorola Motorola Liteon Keystone Motorola Dale Dale Dale Dale Dale Dale Dale Dale Bourns Dale Dale Dale Dale RCD Dale Dale Dale Takamisawa Mohawk Elec Multicontac Multicontac PPM A D National RCA RCA RCA Maxim FEMA TI McMaster TEGAM MAINTENANCE 12539 2A A1604 1 EC04WD0104MCB 106TTA035M 8121 M0500101KC SR205
14. e input signal from TP2 to Common is the current through the test resistance caused by the 500 V supply With 200 MQ this is 2 5 mA This current develops a voltage of 20 mV across R1 and R2 approximately 8 k This signal passes through the closed switch pin 1 to pin 2 of U3 to the reference input of the A D comparator U6 At the same time a fraction of the 500 V supply approximately 40 mV from the wiper of R27 passes through the closed switch pin 8 to pin 9 of U3 to the signal input of U6 U6 functions as a ratio meter and increasing input current caused by a decrease in the test resistor increases the denominator causing a smaller reading Thus the instrument functions to display the value of test resistance U2B functions as a instrumentation amplifier to convert the signal from U6 which is held at 3 V below Vcc to a 0 3 V reference The trimpot R9 divides this reference slightly to provide the A D converter s reference in the voltmeter mode U2C functions as a comparator to compare the 0 3 V reference to a signal which is a fraction of Vcc the battery voltage When the battery voltage falls below 7 5 V the output of this comparator on pin 8 goes HI acting as a Low battery signal This signal is connected to pin 8 of U5 an 10 TEGAM WAY GENEVA OHIO 44041 440 466 6100 FAX 440 466 6110 sales tegam com 4 2 TEGAM PRINCIPLES OF OPERATION Exclusive OR gate whose output on pin 10 turns on the LO BAT indication
15. ince U6 functions as a ratio meter the display reads 170 mV divided by the reference or 600 with R9 adjusted to output 280 mV the decimal point is not turned on for voltage measurements With external voltage across the test leads the output of U1 on pin 6 connected to the input of the comparator U2A keeps its output on pin 1 HI This is connected to pin 6 the Master Reset of U4 keeping it in its reset state Thus its output Q on pin 8 stays LO keeping the meter in the voltage mode With no input voltage present there is no output from U1 to the input of the comparator Since the input is biased 10 TEGAM WAY GENEVA OHIO 44041 440 466 6100 FAX 440 466 6110 sales tegam com 4 1 TEGAM PRINCIPLES OF OPERATION slightly positive the output will stay LO With no HI signal on its Master Reset pin U4 functions as a counter timer A 50 kHz signal from U6 is applied to pin 3 the clock input After 65 536 cycles or approximately one second U4 s output goes HI putting the circuit in the ohmmeter mode This HI signal is coupled through diode D1 to pin 2 of U2A putting a large bias on the comparator U2A to prevent it from changing state due to an output from 01 caused by the ohmmeter signal With U4 s output on pin 8 HI pins 6 and 13 of U3 go HI and pins 5 and 12 go LO This closes the two R switches in U3 and opens the two E switches putting the meter in the resistance mode In the resistance mode th
16. of this instrument are traceable to the National Institute of Standards and Technology through equipment which is calibrated at planned intervals by comparison to certified standards maintained the laboratories of TEGAM Inc Contact Information TEGAM INC 10 TEGAM WAY GENEVA OHIO 44041 CAGE Code 49374 WEB http www tegam com 10 TEGAM WAY GENEVA OHIO 44041 440 466 6100 FAX 440 466 6110 sales tegam com 6 4
17. omer if the shipment is to a location within the country in which the TEGAM service center is located The customer shall be responsible for paying all shipping duties taxes and additional costs if the product is transported to any other locations Repaired products are warranted for the remaining balance of the original warranty or 90 days whichever period is longer 10 TEGAM WAY GENEVA OHIO 44041 440 466 6100 FAX 440 466 6110 sales tegam com 6 3 TEGAM SERVICE INFORMATION Warranty Limitations The TEGAM Inc warranty does not apply to defects resulting from unauthorized modification or misuse of the product or any part This warranty does not apply to fuses batteries or damage to the instrument caused by battery leakage The foregoing warranty of TEGAM is in lieu of all other warranties expressed or implied TEGAM specifically disclaims any implied warranties of merchantability or fitness for a particular purpose In no event will TEGAM be liable for special or consequential damages Purchaser s sole and exclusive remedy in the event any item fails to comply with the foregoing express warranty of TEGAM shall be to return the item to TEGAM shipping charges prepaid and at the option of TEGAM obtain a replacement item or a refund of the purchase price Statement of Calibration This instrument has been inspected and tested in accordance with specifications published by TEGAM Inc The accuracy and calibration
18. on the display U7 U2D functions as a comparator to turn on the VOLTS LED I1 when in the voltage mode U4 output is HI U8 is a pulse width modulation control circuit which drives the primary of T1 The secondary and a voltage doubler rectifier supplies the 500 V for resistance measurements When in the voltmeter mode this circuit is disabled by a signal from U5 pin 3 The transistor Q1 is turned on by this same signal 10 TEGAM WAY GENEVA OHIO 44041 440 466 6100 FAX 440 466 6110 sales tegam com 4 3 TEGAM SECTION 5 MAINTENANCE No regular maintenance is required other than battery replacement Battery life is a function of the number of operations and the resistance values measured lower values of resistance draw more current resulting in shorter life For normal anticipated operation battery life should exceed one year 5 1 Inspection These units should be inspected semi annually Cables should be periodically inspected to make sure they are in good condition Check that the pushbutton operates smoothly 5 2 Cleaning The instrument should be cleaned periodically as is necessary using mild soap and a damp cloth both followed by second damp rinsing cloth Clean the LCD window using a soft cloth moistened with water or Windex type window cleaner DO NOT use common paper towel products as some brands may contain fibers which could scratch the display window DO NOT
19. s than 5 mA but this is still enough to produce a shock 10 TEGAM WAY GENEVA OHIO 44041 440 466 6100 FAX 440 466 6110 sales tegam com 2 2 TEGAM OPERATING INSTRUCTIONS SECTION 3 OPERATING INSTRUCTIONS The R1M B is designed for bench top or field operation 3 1 General Theory Of Operation A 2 terminal measurement method is used to determine the resistance of the item under test The R1M B calculates the resistance of the item under test utilizing Ohm s law and displays it on a 3 digit display Press the TEST pushbutton If the test leads are connected to a live circuit the VOLTS LED will come on and the digital display will read that voltage Although the display is calibrated to read 3 V if there is no voltage present the R1M B will automatically switch to the megohmmeter mode The LED will dim or turn off after flashing momentarily and the display will indicate the resistance across the terminals With a new battery the LED will get dimmer if it shuts off completely this is a sign of a weak battery NOTE Hold the button in for five seconds to ensure getting an accurate reading If the resistance exceeds 200 0 MQ the three least significant digits of the display will blank This shows that the resistance is over range and beyond the capability of this instrument Note that 1 MQ is the lowest value of resistance that may be measured accurately with the R1M B Since lower resistance values will dr
20. shock of 40 G for 11 ms Vibration 20 G maximum at 5 to 55 Hz Front Panel Controls and Displays A TEST pushbutton is the only control required since the internal circuit makes all the decisions regarding function and range A LED is provided to indicate that voltage is present on the DUT and the R1M B is in the voltage measurement mode DISPLAY is a 3 digit LCD displaying readings from 1 999 to 199 9 The LCD with digits inch high displays the voltage and resistance readings A LO BAT legend comes on to indicate a low battery voltage If the resistance is over 200 MQ the least three significant digits of the display will blank indicating an over range condition TEST VOLTAGE Jack is recessed to prevent any accidental encounter WARNING VOLTAGES AS HIGH AS 600 V MAY BE PRESENT ON THE TEST LEADS OR INSIDE THE CASE OF THIS INSTRUMENT DO NOT TOUCH ANY COMPONENTS WITH BARE HANDS OR WITH UNINSULATED PROBES 10 TEGAM WAY GENEVA OHIO 44041 440 466 6100 FAX 440 466 6110 sales tegam com 1 2 TEGAM INSTRUMENT DESCRIPTION 1 4 List of Items Furnished 1 each Model R1M B 2 Two test cables over 40 inch long with probes and detachable alligator clips 1 each R1M B Instruction Manual 1 each Carrying Pouch 1 5 Storage and Shipping Requirements Standard precautions which apply to electronic test instruments should be followed A hard mechanical shock such as from dropping the R1M B could damage
21. ten description of the problem should be attached to the instrument Many times repair turnaround is unnecessarily delayed due to a lack of repair instructions or of a detailed description of the problem This description should include information such as measurement range and other instrument settings type of components being tested are the symptoms intermittent conditions that may cause the symptoms has anything changed since the last time the instrument was used etc Any detailed information provided to our technicians will assist them in identifying and correcting the problem in the quickest possible manner Use a copy of the Repair and Calibration Service form provided on the next page Once this information is prepared and sent with the instrument to our service department we will do our part in making sure that you receive the best possible customer service and turnaround time possible 10 TEGAM WAY GENEVA OHIO 44041 440 466 6100 FAX 440 466 6110 sales tegam com 6 1 TEGAM SERVICE INFORMATION Expedite Repair amp Calibration Form Use this form to provide additional repair information and service instructions The Completion of this form and including it with your instrument will expedite the processing and repair process RMA Instrument Model Serial Number Company Technical Phone Contact Number Additional Contact Info Repair Instructions 0 Ev
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