TABLE OF CONTENTS
SECTION A: Receiving and Initial Inspection
SECTION B: 601ES Explosive Safety DMM Specifications
SECTION C: Replacement, Optional andAccessory Items
SECTION D: Operation, Function and Use
SECTION E: General Operation and Design
A-1
Introduction to the AMPTEC 601ES Explosive Safety DMM
A-2
Receiving, Unpacking and Initial Inspection
A-3
Opening the 601ES Explosive Safety DMM
A-4
Battery Replacement - Power Requirements
A-5
Setup and Use
B-1
Table B-1 & Specifications
C-1
Available Accessories and Options
D-1
General
D-2
Front Panel Features and Operation
D-3
Complete 601ES Explosive Safety DMM Front Panel Diagram
D-4
4-Wire Resistance Measurement (601ES DMM versions only)
Figure D-4.
Igniter Tester Kelvin Block Diagram
D-5
Connections
D-6
Fatigued Adapters and Loose Connections -
Common Sources of Measurement Error
D-7
Battery Monitoring Circuitry
D-8
Failsafe Operation Overview
E-1
General
E-2
Troubleshooting
E-3
Localizing the Problem
E-4
Component Replacement
E-5
Circuit Descriptions
E-5.1
DVM IC 401 - MAX7129
E-5.2
Resistance
E-5.3
Power Supply
E-5.4
Relay Control
E-5.5
Microprocessor
E-5.6
Digital Volt Meter
2
