Rockwell-automation 1760-xxxx Pico Controller User Manual Manual de usuario Pagina 197

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Publication 1760-UM001D-EN-P - September 2005
Specifications A-7
DC Models
Specification 1760-L12DWD
1760-L12DWD-ND
1760-L18DWD-EX
1760-L18DWD-EXND
1760-L12BBB
1760-L12BBB-ND
1760-L12BWB
1760-L12BWB-NC
1760-L12BWB-ND
1760-L18BWB-EX
1760-L18BWB-EXND
1760-L20BBB-EX
1760-L20BBB-EXND
1760-IB12XOB8
(1)
1760-IB1212XOW6I
Digital Inputs:
Number of Inputs 8 (1760-L12DWD-xx)
12 (1760-L18DWD-xx)
812
2 inputs (I7 and I8), 4 inputs (I7, I8, I11, I12) for 1760-L18xxx and 1760-L20xxx usable as analog inputs
Status Display LCD (if provided)
Electrical Isolation
To Power Supply No No No
Between Inputs No No No
To the Outputs Yes Yes Yes
Rated Voltage 12V dc 24V dc 24V dc
Off State Voltage 4.0V dc I1 to I8 < 5.0V dc < 5.0V dc (I1 to I12, R1 to R12)
On State Voltage 8V dc I1 to I8 15 to 28.8V dc (I1 to I6)
8 to 28.8V dc (I7, I8)
15 to 28.8V dc (I1 to I6, I9
to I12, R1 to R12)
8 to 28.8V dc (I7, I8)
Input Current 3.3 mA at 12V dc (I1 to I6)
I9 to I12
(1760-L18DWD-xx)
1.1 mA at 12V dc (I7, I8)
3.3 mA at 24V dc (I1 to I6)
2.2 mA at 24V dc (I7, I8)
3.3 mA at 24V dc (I1 to I6,
I9 to I12, R1 to R12)
2.2 mA at 24V dc (I7, I8)
Delay Time from 0 to 1
Debounce ON 20 ms 20 ms 20 ms
Debounce OFF Nominal 0.3 ms Nominal 0.25 ms Nominal 0.25 ms
Delay Time from 1 to 0
Debounce ON 20 ms 20 ms 20 ms
Debounce OFF Nominal 0.3 ms (I1 to I6
and I9 to I10 1760-L18xxx)
Nominal 0.35 ms (I7, I8
and I11 to I12
1760-L18xxx)
Nominal 0.4 ms (I1 to I6)
Nominal 0.2 ms (I7, I8)
Nominal 0.4 ms (I1 to I6)
Nominal 0.2 ms (I7, I8)
Cable Length (unshielded) 100m (328 ft) 100m (328 ft) 100m (328 ft)
Analog Inputs:
Number of Inputs 2 (4 inputs 1760-L18DWD-xx) 2 4
Electrical Isolation
To Power Supply No No No
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