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PLC - CompactLogix 5370 Controllersby Allen Bradley

1768-L45

CompactLogix L45 3MB Memory Controller

Discontinued by the manufacturer — contact us for availability, spares or a recommended replacement.

Specifications

Communication
RS232
Height
131.6mm, 5.18"
Isolation
3 V (continuous), functional insulation type, Type tested at 5V AC @ 6s; RS-232 to system
Memory
3 MB
1768 current draw
5.6A @ 5V DC
1769 current draw
2.0A @ 5V DC
Available user memory
3 MB
Backplane current draw
2.0A @ 24V DC
Communication bus
RS-232
Communication medium copper
1
Communication medium fibre optic
0
Communication medium wireless
0
Communication ports
RS-232, Fully isolated, 38.4 Kbps max
Communications protocol
Other
Conducted RF immunity
10V rms with 1 kHz sine-wave 80% AM from 150 kHz...80 MHz
Depth
121.1 mm
DIN-rail mounting
1
EFT/B immunity
±4kV @ 5kHz on communication ports
Emissions
CISPR 11 (IEC 61000-6-4)
Enclosure type rating
None (open-style)
ESD immunity
6 kV contact discharges, 8 kV air discharges
Expandable
1
Failsafe model
0
Isolation voltage
30V (continuous), functional insulation type, Type tested at 500V AC @ 60s, RS-232 to system
LED indicator inputs
0
LED indicator outputs
0
Module expansion capacity
Two 1768 modules, Sixteen 1769 modules
Module location
DIN rail or panel mount
Number of 1768 communication modules, max
2
Number of 1768 modules, max
4
Number of 1768 motion modules, max
4
Number of 1769 I/O modules, max
30
Number of I/O banks, max
3
Operating temperature
0 °C
Panel-mounting screw torque
1.16 Nm (10 in-lb) - use M4 or #8 screws
Power consumption
48 W
Power dissipation
8.3 W
Power supply
1768-PA3, 1768-PB3
Power supply distance rating
4 modules
Programming languages
Relay ladder, Structured text, Function block, Sequential function Chart
Protection for local controls
0
Radiated RF immunity
10 V/m with 1 kHz sine-wave 80% AM from 80...2000 MHz, 10 V/m with 200 Hz 50% Pulse 100% AM @ 900 MHz, 10 V/m with 200 Hz 50% Pulse 100% AM @ 1890 MHz, 3 V/m with 1 kHz sine-wave 80% AM from 2000...2700 MHz
Relative humidity
5...95% noncondensing
Serial cable
1756-CP3 or 1747-CP3, right angle connector to controller, straight to serial port, 3 m
Shock
Operating: 30 G
Slot width
1
Standard applications available
1
Storage temperature
-40 °C
Suitable for front mounting
1
Surge transient immunity
±2 kV line-earth (CM) on communication ports
Surrounding air temperature, max
60 °C
Total 1768 and 1769 current draw
7.6A @ 5V DC
Vibration
5 G @ 10...500 Hz
Voltage type
DC
Weight, approx
0.34 kg
Width
56.4 mm
Wire category
2 - on communication ports
With base plate
0
With display
0
With PC connection
1
Bulletin
1768
Series
D
Lifecycle Status
Discontinued

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Datasheet

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