18 1769-L20, 1769-L30 CompactLogix™ Controllers
Publication 1769-IN047C-EN-P - April 2003
Specifications
Description 1769-L20 controller 1769-L30 controller
Communication Ports (1) RS-232 (2) RS-232
User Memory 64K bytes 256K bytes
Maximum number of I/O modules
supported
8 I/O modules 16 I/O modules
Maximum number of I/O banks supported 2 banks 3 banks
Backplane Current 600 mA at +5V dc
0 mA at +24V dc
800 mA at +5V dc
0 mA at +24V dc
Operating Temperature 0° to +60°C (+32° to +140°F)
Storage Temperature -40° to +85°C (-40° to +185°F)
Relative Humidity 5% to 95% non-condensing
Power Supply Distance Rating 4 (The controller must be within four slot positions of the
power
supply.)
Vibration Operating: 10 to 500 Hz, 5G, 0.030 in. peak-to-peak
Shock Operating: 30G, 11 ms, panel mounted
(20G, 11 ms, DIN rail mounted)
Non-operating: 40G, panel mounted
(30G, DIN rail mounted)
Shipping Weight 325g (0.715 lbs) 360g (0.792 lbs)
Battery 1747-BA; containing Sanyo CR14250SE battery cell
Programming Cable 1747-CP3 or 1756-CP3
Agency Certification · C-UL certified (under CSA C22.2 No.142)
· UL 508 listed
· CE compliant for all applicable directives
Hazardous Environment Class Class I, Division 2, Hazardous Location, Groups A, B, C, D
(UL 1604, C-UL under CSA C22.2 No. 213)
Radiated and Conducted Emissions EN50081-2 Class A
Electrical /EMC: The unit has passed testing at the following levels:
ESD Immunity (IEC61000-4-2) 4 kV contact, 8 kV air, 4 kV indirect
Radiated Immunity (IEC61000-4-3) 10 V/m, 80 to 1000 MHz, 80% amplitude modulation, +900 MHz
keyed carrier
Fast Transient Burst (IEC61000-4-4) 2 kV, 5 kHz
Surge Immunity (IEC61000-4-5) 1 kV galvanic gun
Conducted Immunity (IEC61000-4-6)
10V, 0.15 to 80 MHz
(1)
(1) Conducted Immunity frequency range may be 150 kHz to 30 MHz if the Radiated Immunity frequency range is 30 MHz to
1000 MHz.