Rockwell-automation 1760-xxxx Pico GFX-70 Controllers User Manual Manual de usuario descargar pdf (Pagina 382)

Publication 1760-UM002B-EN-P - March 2005

A-10 Specifications

Table A.10 GFX I/O Modules Input Specifications

Specification 1760-IB12XOW4IF, 1760-IB12XOW4IOF

1760-IB12XOB4IF, 1760-IB12XOB4IOF

1760-IA12XOW4I

Number of digital inputs

12

(1)

12

Inputs usable as analog inputs (I7, I8, I11, I12)

4

(1)

0

Inputs usable as high-speed inputs (I1, I2, I3, I4) 4 0

Rated voltage 24V dc 120/240V ac

Off-state voltage I1 to I6 and I9 to I10: < 5V dc

I7, I8, I11, I12: < 8V dc

0 to 40V ac

On-state voltage I1 to I6 and I9 to I10: > 15V dc

I7, I8, I11, I12: > 8V dc

79 to 264V ac

On-state current I1 to I6, I9 to I10 at 24V dc: 3.3 mA

I7, I8, I11, I12 at 24V dc: 2.2 mA

115V ac: 0.2 mA

230V ac: 0.5 mA

Signal delay Debounce On: 20 ms

Debounce Off, typical:

I1 to I4s: 0.025 ms

I5, I6, I9, I10: 0.25 ms

I7, I8, I11, I12: 0.15 ms

0 to 1: 10 ms

1 to 0: 100 ms

Electrical Isolation To supply voltage: No

Between each other: No

To the outputs: Yes

To PC interface, memory module, the

Pico-Link network, expansion I/O: Yes

To supply voltage: No

Between each other: No

To the outputs: Yes

To PC interface, memory module, the

Pico-Link network, expansion I/O: Yes

Cable Length (unshielded) 100 m (328 ft) 60 m (197 ft)

Number of analog inputs (I7, I8, I11, I12) 4 0

Input type DC voltage –

Signal range 0 to 10V dc –

Resolution analog 0.01V –

Resolution digital 10-bit (0 to 1023 counts) –

Input impedance 11.2K Ω –

Accuracy Two GFX devices, from actual value: ±3%

Within a unit, from actual value, (I7, I8, I11,

I12): ±2%

–

Input current < 1 mA –

Conversion time, analog to digital Debounce On: 20 ms

Debounce OFF: each cycle time

–

Electrical Isolation To supply voltage: No

To the digital inputs: No

To the outputs: Yes

To the Pico-Link network: Yes

–s

Cable Length (unshielded) 30 m (98 ft) –

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