Amptec Research 630ES Operation & Maintenance Manual Download Page 1

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RESEARCH

AMPTEC

PHONE (512) 858-4045;

800-350-5105

website http://www.amptec.com

FAX (512) 858-4340; TOLL FREE IN USA

Revision D

AMPTEC 630ES

SAFETY IGNITER TESTER

OPERATION/MAINTENANCE MANUAL

Summary of Contents for 630ES

Page 1: ...RESEARCH AMPTEC PHONE 512 858 4045 800 350 5105 website http www amptec com FAX 512 858 4340 TOLL FREE IN USA Revision D AMPTEC 630ES SAFETY IGNITER TESTER OPERATION MAINTENANCE MANUAL...

Page 2: ...ry Charger Power Requirements A 5 Setup and Use SECTION B 630ES Explosive Safety Igniter Tester SPECIFICATIONS Table B 2 Specifications SECTION C REPLACEMENT OPTIONAL AND ACCESSORY ITEMS C 1 Available...

Page 3: ...y Scheme Figure E 1 Model 630ES Block Diagram Figure E 1B Analog to Digital Converter Timing Diagram Figure E 2 Analog Section of IC1 and IC2 Figure E 3 Constant Diagram Simplified Figure E 4 LED Disp...

Page 4: ...it useful in a variety of applications Please check the front of this manual for any addendums that may apply to new 630ESs and 630AN conversions SECTION A UNPACKING AND INSPECTION A standard feature...

Page 5: ...630ES can be opened If the Purge Valve was opened return the valve to the closed state tighten clockwise once the 630ES lid is open The 630ES has a way to remove it s lid completely for example when u...

Page 6: ...ng 220VAC 50 HZ AC line power for running the battery charger please inform AMPTEC s sales department at the time of your order and the appropriate adaptor will be included with the 630ES Failsafe Ohm...

Page 7: ...ge clamped at 1 6 volts 2 Power 4 D 5 0 AHr Heavy Duty 1 2V rechargeable nickel cadmium batteries Fuse 2 ampere fast blo 3 AG type AC DC Battery Charger Option 630DC provides 9VDC at 1 1 Ampere nomina...

Page 8: ...d set is terminated with the mating connector for 630ES Front panel connection port user specified AMPTEC RESEARCH s website http www amptec com should also provide the latest information on accessori...

Page 9: ...nd phone changes information C 1 Available Accessories and Options This manual does not list all possible accessories that AMPTEC RESEARCH is willing to provide as a support items for the 630BN Ignite...

Page 10: ...tip Option 630 304 Gold 4 Wire Kelvin Clip Test Lead Set Option KCS Kelvin Clips accept banana jacks in back works with Option 630 403 is a 4 wire Kelvin Handheld Probe Lead set terminated with two ha...

Page 11: ...or the 20 Ohm lowest resistance range is just below the display on the left see item 20 of the 630ES Front Panel Diagram When a given range is selected an indicator LED informs the user Also note that...

Page 12: ...ion AMPTEC 630ES Front Panel Diagram 1 Calibration Maintenance access screws also can be easily protected with a tamper proof calibration sticker or seal 2 Purge Valve provides air pressure equalizati...

Page 13: ...13 10 ohm test resistor for checking the mid scale functionality of the 20 ohm range 14 Input jack for connecting to the 630ES Ohmmeter common test lead plug in black banana jack This common jack is a...

Page 14: ...stepped down from the 9VDC 1 1A supplied by the charger The correct charging voltage is supplied by the adapter included with the instrument Additional AC DC Battery Chargers are available as Option 6...

Page 15: ...keyed test lead connector is optionally available for customized wiring connections kelvin clips cables terminated with spade lugs and special banana jacks All AMPTEC ohmmeters use a high impedance v...

Page 16: ...ng the test resistors in the Functional Test Section then the connect ion problem must be outside of the 630 series meter i e your wiring harness or the actual device under test connection If the 630...

Page 17: ...the fuse from the fuseholder With an adjustable DC power supply set the power supply output to be 4 50 VDC Be sure to observe power supply polarity Connect the power supply to the test points labeled...

Page 18: ...te the batteries need charging or fuse needs replacing If the 630ES exhibits problems that cannot be eliminated by reviewing Chapters B and D the following guidelines have been established to help sol...

Page 19: ...or move the replacement part until the solder has cooled Cold solder and bad solder joints can cause more problems Use the chassis ground connect to the common terminal of the functional test section...

Page 20: ...03 takes care of the digital part of the 4 digit 20 000 count dual slope conversion COUNTERS DISPLAY COMPARATOR BUFFER MULTIPLEXER ZERO CROSSING DETECTOR INTEG UUT CONTROL LOGIC INPUT SWITCH DC CONSTA...

Page 21: ...EGRATOR INTEGRATOR COMPARATOR COMPARATOR CAZ CAZ CSTRAY CSTRAY RINT RINT FIGURE E 2B PHASE ll INTEGRATE INPUT FIGURE E 2C PHASE lll AND DE INTEGRATE CINT CINT VIN VIN CREF CREF 3 3 1 1 2 2 6 6 5 5 4 4...

Page 22: ...ished in Phase I The time or number of counts required to do this is proportional to the input voltage E 4 1 Reference Voltage The precision reference voltage required to do the A D conversion is deve...

Page 23: ...connect the 5 volt supply directly across R218 D202 the range resistor and R L D203 however acts as a 1 6 volt zener diode limiting the voltage that can appear across these components Even if every co...

Page 24: ...Power Supply Scheme The 5 volt power supply is provided directly by the batteries for driving the LED displays and digital logic The 5VD is used for driving IC8 the low battery detection circuit The 1...

Page 25: ...um of E plus the output of in IC202 Consider now that the short is removed from the Ihi and I terminals and a 100 ohm resistor R is lo L connected in its place The current through RL increases the vol...

Page 26: ...hm range RL2 is for the 200 Ohm range RL3 is for the 2K Ohm range and RL4 is for the 200K Ohm range A B G F C E D D P SEGMENT PIN A 1 B 13 C 10 D 8 E 7 F 2 G 11 D P 6 Common 14 PIN 1 2 3 4 5 6 7 PIN 1...

Page 27: ...g the calibration procedure Some calibration adjustments are accessed by removing the calibration access screws cont next column in the top plate perimeter of the unit Use the two handles careful not...

Page 28: ...2 Ohm Range Full Scale Adjustment 1 Select the 2 ohm range Connect the 4 Wire Kelvin leads to the 1 00 ohm standard resistor 2 Adjust RV6 on main PCB for a display reading of 1 0000 Ohms 3 Check the 2...

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