D-1. General Operation
D-2. Front Panel Features and Operation
A diagram and description of the front panel
controls, connection instructions, and the theory
behind resistance measurement is discussed in
this section. This section of the manual contains
complete operating instructions for the
AMPTEC 601ES Explosive Safety DMM.
1. Calibration / Maintenance access screws
,
also can be easily protected with a tamper proof
calibration sticker or seal. After removal of the
screws use handles (item# 3) and carefully lift
up. Use caution with the umbilical cabling.
SECTION D - OPERATION, FUNCTIONAL
SELF - TEST AND USE
2. Purge Valve
3.
Handles
only
ON
OFF
automatically provides air
pressure equalization to open the 601ES DMM
instrument case after a transit involving an
altitude change if unit will not easily open.
Attached
, item # 3, are
for
lifting the front plate once the access screws
have been removed for calibration. These
handles are
for carrying the 601ES
DMM around when the lid is removed. They
are strictly for calibration access.
he
main “Power" switch
to turn the meter
“
" or "
". This feature helps prevent
not intended
must be held
down for 2 seconds
4 Power On/Off switch
.
- T
unit's
Front Panel Diagram
D-3. 601ES EXPLOSIVE SAFETY DMM
2 Wire
4 Wire
MILLAMPERES
+ HIGH
RESEARCH
AMPTEC
601ES
EXPLOSIVE SAFETY
DIGITAL MULTIMETER
STRAY CURRENT
PRESS TO MEASURE
milliammeter
0 - 10 mA DC
PRESS TO MEASURE
CASE
GROUND
2.0 KOHM
20 OHM
200 OHM
2.0 OHM
20 KOHM
LOW
V
I9999
>>> OR
LO BAT
V
A
. . . .
1
1
1
8
9
1
14
11
17
12
POWER
ON
OFF
STRAYCURRENT
FUSE ( 5 AMPERE)
1
4
5
3
2
15
16
16
13
13
6A
6A
7
1
1
3
1
10
V
LO
V
HI
50mV - 5mA
SIGNAL
SOURCE
DISPLAY
BACKLIGHT
1
RESEARCH
AMPTEC
CALIBRATED
MODEL#.
SER NO.
DATE
DUE
TamperProofSeal/Sticker
Calibrationvoidifremoved
601ES
601ES-503
05APR2005
05APR2006
I
FUNCTION / RANGE
2 AMP
AC/DC
600VRMS
200V
AC/DC
20V
AC/DC
2.0V
AC/DC
press/hold
Battery Compartment
4 each "AA"Alkaline
18
19
6
6
6
6
6
1
10
