
96
920i
Installation Manual
10.13 Specifications
Power
Line Voltages
115 or 230 VAC
Frequency
50 or 60 Hz
Power Consumption
115 VAC (8 x 350
W
load cells)
191 mA (22 W)
230 VAC (32 x 350
W
load cells)
North American
174 mA (40 W)
European
163 mA (38 W)
Fusing
115 VAC
2 x 2A TR5 subminiature fuses
Wickmann Time-Lag 19374 Series
UL Listed, CSA Certified and Approved
230 VAC
2 x 2A TR5 subminiature fuses
Wickmann Time-Lag 19374 Series
UL Recognized, Semko and VDE
Approved
A/D Specifications
Excitation Voltage
10 ± 0.5 VDC,
16 x 350
W
or 32 x 700
W
load cells per
A/D card
Sense Amplifier
Differential amplifier with
4- and 6-wire sensing
Analog Signal Input Range –10 mV/V to +70 mV/V
Analog Signal Sensitivity
0.3
m
V/grad minimum @ 7.5 Hz
1.0
m
V/grad typical @ 120 Hz
4.0
m
V/grad typical @ 960 Hz
A/D Sample Rate
7.5–960 Hz, software selectable
Input Impedance
>35 M
W
typical
Internal Resolution
8 000 000 counts
Wt Display Resolution 9,999,999
Input Sensitivity
10 nV per internal count
System Linearity
±0.01% of full scale
Zero Stability
±150 nV/°C, maximum
Span Stability
± 3.5 ppm/°C, maximum
Input Voltage Differential ±800 mV referenced to earth ground
Input Overload
Load cell signal lines ±10 V
continuous, ESD protected
RFI/EMI Protection
Communications, signal, excitation,
and sense lines protected
Digital Specifications
Microcomputer
Motorola ColdFire
®
MCF5307 main
processor @ 90 MHz
Digital I/O
4 I/O channels on CPU board; optional
24-channel I/O expansion cards available
Digital Filter
Software selectable: 1–256, enhanced
Rattletrap
®
hybrid digital filtering-
Serial Communications
Serial Ports
4 ports on CPU board support up to 115200
bps; optional dual-channel serial expansion
cards available
Port 1
Full duplex RS-232
Port 2
RS-232 with CTS/RTS; PS/2 keyboard
interface via DB-9 connector
Port 3
Full duplex RS-232, 20 mA output
Port 4
Full duplex RS-232, 2-wire RS-485, 20 mA
output
Operator Interface
Display
320x240 pixel VGA LCD display module with
adjustable contrast, 75Hz scan rate
26000 cd/m
2
brightness
Keyboard
27-key membrane panel, PS/2 port for
external keyboard connection
Environmental
Operating Temperature
Legal
–10 to +40°C (14 to 104°F)
Industrial
–10 to +50°C (14 to 122°F)
Storage Temperature
–10 to +70°C (14 to 158°F)
Humidity
0–95% relative humidity
Enclosure
Enclosure Dimensions
Desktop enclosure
10.5 in x 4.5 in x 8.5 in
267 mm x 114 mm x 216 mm
Universal enclosure
10.5 in x 11.5 in x 4.5 in
(with tilt stand)
267 mm x 292 mm x 114 mm
Panel mount enclosure
11.5 in x 9.1 in x 5 in
292 mm x 231 mm x 127 mm
Wall mount enclosure
14 in x 16 in x 6.75 in
356 mm x 406 mm x 171 mm
Weight
Desktop enclosure
7.8 lb (3.5 Kg)
Universal enclosure
9.5 lb (4.3 Kg)
Panel mount enclosure
8.5 lb (3.9 Kg)
Wall mount enclosure
23 lb (10.4 Kg)
Rating/Material
NEMA 4X/IP66, stainless steel
Certifications and Approvals
NTEP
CoC Number
01-088
Accuracy Class
III/IIIL
n
max
: 10 000
•
N
A
T
IO
NA
L CONFE
R
E
N
C
E
•
O
N
W
E
I G
H
T S
A N D M
E
A
S
U
R
E
S
Содержание iRev 920i
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