ITEM
|
SPEC
|
REMARKS
|
|
Model:
MMS3000-GP4 & GP8
4 & 8 Current Loop Input Channels with General Purpose
Converstion Software
|
|
CURRENT
RANGE
|
Nominal
current range
|
4 to
20mA
|
4mA
corresponds to 0 units (units selectable in software), 20mA
corresponds to full-scale indication.
|
Maximum
current range
|
3.2 to
24mA
|
Offset
and span are user-adjustable.
|
CURRENT
RESOLUTION
|
|
2µA
(1 part in 2,000 @ 4mA, 1 part in 10,000 @ 20mA)
|
|
CURRENT
ACCURACY
|
|
¡¾ 0.1%
of reading ¡¾ 5µA
|
Offset
and span calibrated to nominal values. Instrument temperature 73
¡¾ 18¡ÆF (23 ¡¾ 10¡ÆC).
|
ENGINEERING
UNITS
|
Units
|
Metric
and Imperial units for temperature, displacement, force,
pressure, voltage, current, plus percentage.
|
User
can create custom Engineering Units.
|
Scaling
|
pico,
nano, micro, milli, kilo, mega, giga, tera
|
Units
and scaling are user-configurable.
|
MINIMUM
SAMPLING INTERVAL
|
|
Number
of channels selected
(User-selectable)
|
Minimum
sampling time
(Seconds)
|
GP4
|
GP8
|
|
1
|
1
|
0.2
|
2
|
2
|
0.3
|
3
|
3
|
0.5
|
4
|
4
|
0.6
|
|
5
|
0.7
|
|
6
|
0.8
|
|
7
|
0.9
|
|
8
|
1.0
|
|
Minimum
time to scan all selected channels, not each channel.
Sampling interval is programmable from 0.2 seconds to 60 hours.
Model GP4 has 4 channels only.
|
DATA
LOGGING
|
Data
Storage Format
|
Up to 50
named folders
|
User-specified
name entered from keypad.
|
|
Multiple
files per folders
|
Each
file has unique time and date stamp.
|
|
Up to
59,999 data points per file
|
MAS
plots limited to 15,000 samples per channel.
|
Data
Storage
|
512
kilobytes – approximately 400,000 individual samples
|
Non-volatile
memory (with battery backup).
|
Folder
Name
|
Up to 16
alphanumeric characters
|
Number
of samples depends on number of folders and files.
|
DISPLAY
|
|
LCD with
graphic capabilities
|
|
Resolution
|
240 x
128 pixels
|
|
Viewing
Area
|
4.3"
x 2.3" (110mm x 60mm)
|
|
Backlight
|
Electro-luminescent
|
|
PROFLASH
|
|
Allows
internal firmware to be upgraded via built-in serial port
|
Download
firmware upgrades via the Internet
|
COMMUNICATIONS
|
|
RS232 -
15kV ESD Protected.
|
Cable
with DB9 connector included
|
Baud
Rate
|
9600,
19200, 57600 bits per second
|
Automatic
Baud Rate Selection
|
INPUT
TERMINATION
|
|
Screw
Terminals, 5mm pitch, 2.5mm wire size
|
4
pairs for model GP4, 8 pairs for model GP8.
|
LOOP
BURDEN
|
|
Maximum
6 Volts at 20mA loop current
|
|
ISOLATION
|
|
Optically
Isolated
|
Between
each current loop input and between each current input and
instrument outputs e.g. RS232 port. The instrument is not
intended for connection to "live" surfaces (voltage
exceeding 50 VDC or 32 VAC).
|
BATTERY
|
Type
|
Custom
Nickel-Cadmium pack
|
|
Voltage
|
7.2
Volts nominal
|
|
Capacity
|
1500 mAh
nominal
|
|
Operating
Time
|
13 hrs
with backlight off, 7 hrs backlight on - nominal
|
|
CHARGER
AND CONDITIONER
|
|
Built-in
dual rate charger – Automatic and Manual control
|
AC
Adapter included (13.5 ¡¾ 1.5 VDC, 1A output)
|
Fast
Charge Rate
|
0.7A
nominal
|
2.5
hours for complete charge nominal
|
Discharge
Rate
|
0.5A
nominal
|
Combats
NiCad battery memory effect
|
MECHANICAL
|
Size
|
9.7"W
x 6.1"L x 3.0"H (247mm x 154mm x 75mm)
|
Including
protective boot
|
Weight
|
4.4lb
(2kg)
|
Including
protective boot and strap
|
ENVIRONMENTAL
|
Temperature/Humidity
|
|
|
Operating
|
32¡ÆF to
122¡ÆF (0¡ÆC to 50¡ÆC) / 70% RH
|
Non-condensing
|
|
32¡ÆF to
86¡ÆF (0¡ÆC to 30¡ÆC) / 80% RH
|
Non-condensing
|
Storage
|
14¡ÆF to
140¡ÆF (-10¡ÆC to 60¡ÆC ) / 95% RH
|
|
EMC
|
EN50081-1
|
Radiated
and conducted emissions
|
|
EN50082-1
|
ESD
Immunity and RF field immunity (EMI).
|
The
manufacturer reserves the right to modify specifications without
prior notice.
|