Specifications – Rockwell Automation 1771-OWN Selectable Contact Installation Instructions User Manual
Page 13
Specifications
Selectable Contact Output Module
13
Publication 1771-IN037B-EN-P - July 2002
Outputs per module
32 (4 groups of 8)
Module Location
1771ĆA1B thru ĆA4B or later I/O Chassis, 1771ĆAM, ĆAM1 I/O
Chassis
Voltage Rating
24 Ć 138V ac rms; 24 Ć 125V dc
Current Rating
1
Max. per channel
Max. per module
Max. per group
1A continuous (derate linearly 0.033A/
o
C above 45
o
C)
12A (derate linearly 0.4A/
o
C above 45
o
C)
4A (derate linearly 0.133A/
o
C above 45
o
C)
Maximum Surge Current
1A (max) per output (at ratedpower)
2
Output Contact Power Rating
30W per output (resistive) at 45
o
C, 15W at 60
o
C
Minimum Contact Load
10mA
Operate/Release Time
5ms (+1ms) typical
Bounce Time
1ms (max)
Switching Frequency
10Hz (max)
Power Dissipation
All relays off: 15mW; All relays on: 13.7W (max.)
Thermal Dissipation
All relays off: 0.05 BTU/hr; All relays on: 46.7 BTU/hr (max.)
Backplane Current
2.5A maximum; 1.8A nominal
Isolation Voltage
Testedto withstand1000V for 60s.
Interconnect Cable Length
1000 ft. (304.8 meters)
Conductors
Wire Size
Category
14-22 AWG (2.5-0.5mm
2
) (max) stranded copper rated at 60
o
C or
greater
3/64 inch (1.2mm) insulation (max)
2
3
Environmental Conditions
Operating
Temperature
IEC 60068-2-1 (Test Ad, Operating Cold)
IEC 60068-2-2 (Test Bd, Operating Dry Heat)
IEC 60068-2-14 (Test Nb, Operating Thermal Shock)
32 to 140°F (0
o
to 60
o
C)
Storage Temperature
IEC 60068-2-1 (Test Ab, Unpackaged, Nonoperating Cold)
IEC 60068-2-2 (Test Bb, Unpackaged, Nonoperating Dry Heat)
IEC 60068-2-14 (Test Na, Unpackaged, Nonoperating Thermal
Shock)
-40 to 185°F (-40 to 85
o
C)
Relative Humidity
IEC 60068-2-30 (Test Db, Unpackaged, Nonoperating Damp Heat)
5 to 95%, noncondensing
Shock
Operating
Nonoperating
IEC 60068-2-27 (Test Ea, UnpackagedShock)
30g
50g
Vibration
IEC 60068-2-6 (Test Fc, Operating)
2g @ 10-500Hz
ESD Immunity
IEC 61000-4-2
4kV contact discharges
Radiated RF Immunity
IEC 61000-4-3
10V/m with 1kHz sine-wave 80% AM from 30MHz to 1000MHz
10V/m with 200Hz 50% pulse 100% AM at 900MHz
EFT/B Immunity
IEC 61000-4-4
+1kV @ 5kHz on signal ports
Surge Transient Immunity
IEC 61000-4-5
+1kV line-line (DM) and+2kV line-earth (CM) on signal ports
Specifications continued on next page.