CompactLogix Packaged Controllers
45
Publication 1769-IN082A-EN-P - July 2008
Specifications
Packaged Controller Specifications
Attribute
Value for
1769-L23E-QB1B
Value for
1769-L23E-QBFC1B
Value for
1769-L23-QBFC1B
Serial communication ports
CH0 - RS-232
RS-232
DF1, DH-485, ASCII
Fully isolated
38.4 Kbps max
CH0 - RS-232
RS-232
DF1, DH-485, ASCII
Fully isolated
38.4 Kbps max
CH1 - RS-232
RS-232
DF1, DH-485
Non-isolated
38.4 Kbps max
User memory
512 KB
Number of expansion I/O
modules, max
2 (also limited by current draw of expansion module)
(2)
Backplane current at 5V DC
1 A (1000 mA)
450 mA
800 mA
Backplane current at 24V DC
700 mA
500 mA
600 mA
Power dissipation
7.01 W
13.58 W
10.73 W
North American temp code
T3C
Battery
1769-BA
Weight, approx.
0.91 kg (2 lb)
1.22 kg (2.7 lb)
1.22 kg (2.7 lb)
Panel-mounting screw
torque
1.1...1.8 Nm (10...16 in
z
lb) - use M4 or #8 screws
Wire size, Ethernet
connection
RJ45 connector according to IEC 60603-7, 2 or 4
pair Category 5e minimum cable according to TIA
568-B.1 or Category 5 cable according to ISO/IEC
24702
n/a
Wire size, DC power
connections
0.25... 2.5 mm
2
(22...14 AWG) solid or stranded copper wire rated at
75 °C (167 °F ) or greater, 1.2 mm (3/64 in.) insulation max
Wire size, discrete I/O
connections
0.5... 0.8 mm2 (20...18 AWG) solid or stranded copper wire rated at 75 °C
(167 °F ) or greater, 1.2 mm (3/64 in.) insulation max