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Amptec Research 601ES Operation & Maintenance Manual

Safety digital multimeter
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CALIBRATED
601ES
AMPTEC
RESEARCH
601ES
MODEL#.
601ES-503
SER NO.
05APR2005
DATE
05APR2006
DUE
Tamper ProofSeal/Sticker
Calibrationvoidifremoved
POWER
ON
DISPLAY
BACKLIGHT
OFF
STRAY CURRENT
FUSE ( 5 AMPERE)
OPERATION/MAINTENANCE MANUAL
PHONE (512) 858-4045; FAX(512)858-4340; TOLL FREE IN USA 800-350-5105
website http://www.amptec.com
AMPTEC
RESEARCH
EXPLOSIVE SAFETY
DIGITAL MULTIMETER
I9999
LO BAT
A
. . . .
V
>>> OR
STRAY CURRENT
PRESS TO MEASURE
2 AMP
2.0V
2.0 OHM
AC/DC
AC/DC
20V
20 OHM
AC/DC
200V
200 OHM
AC/DC
600VRMS
2.0 KOHM
20 KOHM
FUNCTION / RANGE
AMPTEC 601ES DMM
Safety Digital Multimeter
AMPTEC
RESEARCH
PRESS TO MEASURE
press/hold
50mV - 5mA
V
HI
SIGNAL
SOURCE
V
LO
Revision D
Battery Compartment
4 each "AA" Alkaline
MILLAMPERES
milliammeter
0 - 10 mA DC
+ HIGH
2 Wire
I
V
4 Wire
LOW
CASE
GROUND

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Summary of Contents for Amptec Research 601ES

  • Page 1 4 Wire AC/DC 600VRMS 2.0 KOHM 20 KOHM STRAY CURRENT FUNCTION / RANGE FUSE ( 5 AMPERE) CASE GROUND AMPTEC 601ES DMM Safety Digital Multimeter OPERATION/MAINTENANCE MANUAL Revision D PHONE (512) 858-4045; FAX(512)858-4340; TOLL FREE IN USA 800-350-5105 website http://www.amptec.com...

  • Page 2: Table Of Contents

    TABLE OF CONTENTS SECTION A: Receiving and Initial Inspection Introduction to the AMPTEC 601ES Explosive Safety DMM Receiving, Unpacking and Initial Inspection Opening the 601ES Explosive Safety DMM Battery Replacement - Power Requirements Setup and Use SECTION B: 601ES Explosive Safety DMM Specifications Table B-1 &...
  • Page 3 SECTION F: Routine Maintenance General Required Test Equipment Calibration Procedure F-3.1 Zero Offset Adjustment F-3.2 Full Scale Adjustment F-3.3 2.0 Ohm Range Adjustments F-3.4 Verification of Each Ranges Accuracy F-3.5 AC/DC Voltage Adjustments F-3.6 AC/DC Current Adjustments F-3.7 50mV/5mA Signal Source Adjustments Battery Replacement Instructions...

  • Page 4: Section A: Receiving And Initial Inspection

    AMPTEC RESEARCH insure that test current problem (i.e Test leads etc.) levels coming from the 601ES don’t exceed the specified "failsafe current" even in a worst-case If the unit fails to operate or fails to component failure situation. The failsafe feature...
  • Page 5 At this point the The battery compartment is completely isolated 601ES DMM lid will normally be able to be from the unit's internal electronics. The user raised, and placed in an open lid state.

  • Page 6: Setup And Use

    Sect. A - Receiving and Initial Inspection Avoid exposing the 601ES Explosive Safety DMM to extremes of temperature which will The AMPTEC 601ES DMM comes factory set with affect accuracy and shorten battery pack an “Auto Turn-Off” time out of 30 minutes.

  • Page 7: Section B: 601Es Explosive Safety Dmm Specifications

    SECTION B - 601ES EXPLOSIVE SAFETY DMM IGNITER TESTER - SPECIFICATIONS * Warm-up Time 5 Minutes True RMS AC-DC Voltage Measurement - DC and 60 Hz 600 V DC or AC RMS range ..Accuracy ± 1.0% of range 200 V DC or AC RMS range .

  • Page 8: Section C: Replacement, Optional Andaccessory Items

    Kelvin lead set for all DMM measurement front panel jacks (red and AMPTEC 601ES DMM. Option 300 is a shielded white). 4-wire Kelvin is maintained up to the 48" lead set terminating in ½" opening gold plated point of the probe tip connection, eliminating copper Kelvin clips.
  • Page 9 Option “290" is recommended as a standard 2 wire test lead set for use with the AMPTEC 601ES Safety DMM. Option “290" is a 48" long cable set with dual banana plugs at one end. The other end is terminated with an alligator clip (red and black).

  • Page 10: Front Panel Features And Operation

    SELF - TEST AND USE D-1. General Operation 2. Purge Valve automatically provides air pressure equalization to open the 601ES DMM A diagram and description of the front panel instrument case after a transit involving an controls, connection instructions, and the theory altitude change if unit will not easily open.
  • Page 11 " when it is time to replace the batteries. It will inadvertent power loss (i.e. bumping of the typically come on when the AMPTEC 601ES power switch and accidentally turning the meter DMM internal batteries (4 ea. 1 5VDC alkalines "OFF"...
  • Page 12 2 Wire position . Two wire mode should be used for grounds of the AMPTEC 601ES DMM are con- all voltage, current and simple ohms mea- nected to the front panel chassis ground jack. surements. 2 wire electrical resistance measure-...
  • Page 13 (see item milliammeter. On the 2.0 or 20 ohm ranges the #16) to open up the 601ES DMM. The Purge AMPTEC 601ES DMM user should observe a Valve (item #2) should open if there has been an milliammeter needle reading of approx.
  • Page 14 A second O-ring is located inside through the jack. Depending upon the the rim of the AMPTEC 601ES DMM lid. When magnitude of the resistance offset, some of the the lid is latched shut, the o-ring in the lid is...

  • Page 15: Fatigued Adapters And Loose Connections

    High Impedance DVM circuit must receive a return it to the battery compartment and re- voltage signal/input to display the proper value. secure the compartment lid (screws). See For the 601ES Explosive Safety DMM this is not a Section A-4 for diagram. problem when Voltage high...

  • Page 16: Section E: General Operation And Design

    601ES section to gain a complete understanding of the Explosive Safety DMM should not even internal workings of this safety meter.

  • Page 17: Circuit Descriptions

    Use the unit's chassis ground connection - i.e. connect to an earth ground to avoid a static discharge to a static sensitive component. Handle all AMPTEC 601ES DMM internal components as if they are static sensitive if you are not sure.

  • Page 18: E-5.3 Power Supply

    Sect. E - General Operation and Design E-5.2 AMPTEC 601ES Resistance The AMPTEC 601ES resistance measurement function works using the principle of OHM'S LAW (V/I=R). It outputs a constant DC current through the unknown resistance then measures the voltage drop across the resistance.
  • Page 19 1000 ohms ± 0.005% Accuracy ground wiring mounted inside the bottom of the 10 Kohms ± 0.01% Accuracy 601ES case. Set the top panel on end resting on the DC Voltage Standard: unit’s bezel. 600 V ± 0.05% or better accuracy 100 V ±...
  • Page 20 AC Voltage Standard. DC Voltage input Select the 2 0 Ohm range. Connect Kelvin from a DCV standard provides the most stable leads to the AMPTEC 601ES Safety DMM. AMPTEC 601ES voltage reading for calibration F-3-3. 2.0 Ohm Range Adjustments con't purposes.
  • Page 21 . Adjust RV502 and repeat this step 5 dual button press operation until the AMPTEC 601ES reads .0050 A ( 5 milliamperes). Return both the I-Source PCB and the s to their standoff PCB mounts. Return the nylon washer/insulator to the DVM PCB corner standoff mount.

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