Rockwell-automation 1771-QB Linear Pos. Manual de usuario descargar pdf (Pagina 222)

Appendix

I1

Product Specifications

Location

• 1771 Universal I/O chassis

• One slot

Sampling Period

• 2 milliseconds for both loops (i.e., both axis positions are read

simultaneously every 2 milliseconds)

Highest Velocity

• 327.67 inches per second

• 3276.7 millimeters per second

Switchable Analog Output Range

• 10 VDC to +10 VDC @ up to 10 mA

• 20 mA to +20 mA (up to 600 ohms)

• 50 mA to +50 mA (up to 240 ohms)

• 100 mA to +100 mA (up to 120 ohms)

Analog Output Resolution

• 12bit resolution

Transducer Interface

• 180 inches/4572 millimeters maximum stroke length

• Resolution: 0.002 inches (one circulation)

• RS422 Drivers/Receivers

• External interrogation: 3 microseconds pulse width

• Single gate pulse, 1.680 milliseconds max  117 MHz internal

counters

Transducer Compatibility

• Manufacturer: MTS Systems Corporation

Temposonics II

with digital personality module

Power requirements: +15 VDC @ 150 mA, 15 VDC @ 100 mA

Temposonics I Transducer with digital interface box

Power requirements: +

15 VDC, 5 VDC +5%

• Manufacturer: Balluff Inc.

BTL Linear Displacement Transducer

Power requirements: 24 VDC +

10% @150 mA

• Manufacturer: Santest Co. Ltd.

Magnetostrictive Displacement Transducer: Model GYRG

Power requirements: +

15 VDC +10% @ 48 mA

• Manufacturer: Lucas Schaevitz

Magnerule Plus: Model MRUXXX700

Power requirements: +

15 VDC +4 VDC @ 80 mA

Discrete Inputs

• Logic 0: 0 to 4 VDC

• Logic 1: 10 to 30 VDC

• Input Current:

8 mA @ 12 VDC

16 mA @ 24 VDC

Discrete Outputs

• Single ended source

• Logic 0: No voltage supplied to output (OFF state)

• Logic 1: Usersupplied voltage applied to output (ON state)

• Current:

Maximum source drive 100 mA (ON state)

Maximum source leakage 1.0 mA (OFF state)

Backplane Power Requirements

• 1.6 A maximum (1.1 A typical) @ +5 VDC

Transducer Interface External Power Requirements

• +5 VDC +

5% @ 300 mA maximum

Analog Interface External Power Requirements

• +15 VDC +

5% @ 540 mA maximum

• -15 VDC +

5% @ 360 mA maximum

Discrete Input External Power Requirements

• +15 VDC minimum

• +24 VDC maximum @ 50 mA maximum

Discrete Output External Power Requirements

• +30 VDC maximum @ 400 mA maximum

• Max. voltage drop from supply to output = 1.6 VDC @ 100 mA

(+11.6 VDC min. is required for compatibility with discrete inputs)

Thermal Dissipation

• 12.0 watts typical (89 BTU/hour)

• 18.0 watts maximum (120 BTU/hour)

Keying

• Between 16 and 18, 30 and 32

Wiring Arm

• 40 terminal 1771-WN

• 14 gauge stranded wire (max)

• 3/64ths inch insulation (max)

• Category 2

Electrical Isolation

• 1500V rms (transient) isolation is achieved by optoelectronic

coupling between I/O circuits and control logic

Environmental Conditions

• Operating temperature: 0

C to 60

C (32

F to 140

• Storage temperature: -40

C to 85

C (-40

F to 185

• Relative humidity: 5% to 95% noncondensing

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