Rockwell-automation 1771-IND series C INSTL INSTR AC/DC INPUT MODULE Manuel d'utilisateur télécharger pdf (Page 11)

Digital ac/dc (24V) Input Module 11

Publication 1771-IN052B-EN-P - April 2006

Specifications

ac/dc (24V) Input Module Catalog Number 1771-IND/C

Attribute Value

Module Location 1771-A1B, 1771-A2B, 1771-A3B, 1771-A3B1, 1771-A4B or later I/O chassis

1771-AM1, 1771-AM2 I/O chassis

Input Voltage, Nom Input voltage: 24V ac, 50…60 Hz; 24V dc

Input Current, Nom 9.1 mA @ 24V ac, 60 Hz;

8.1 mA @ 24V ac, 50 Hz;

3.2 mA @ 24V dc

On-state Voltage Range 16…30V ac;

12…30V dc

On-state Current, Min 6 mA @ 60 Hz;

1.5 mA @ 12V dc

Off-state Voltage, Max 5V ac @ 50…60 Hz

Off-state Current, Max 0.39 mA @ 5V ac, 60 Hz;

0.39 mA @ 5V dc

Input Impedance 0.68 mF in parallel with 6.6 K (3.9 kΩ at 60 Hz); in series with 100 Ω

Peak Inrush Current V

/100 Ω, where V

= customer supply peak voltage

Input Signal Delay Off to On

On to Off

5 ms (+3 ms) or 20 ms (+5 ms) @ 24V ac 60 Hz selectable

3 ms (+0.1 ms) or 10 ms (+1 ms) @ 24V dc selectable

25 ms (+5 ms) @ 24V ac or dc

Power Dissipation 8.3 W max, 1.3 W min

Thermal Dissipation 28.4 BTU/hr max, 4.4 BTU/hr min

Backplane Current 250 mA @ 5V dc +5%

Isolation (Continuous Voltage

Rating)

30V, basic

Tested at 500V ac rms for 60 s input to system

No isolation between individual channels

Enclosure Type Rating None (open-style)

Conductors Wire Size

Category

(1)

Use this Conductor Category information for planning conductor routing. Refer to Industrial Automation Wiring and

Grounding Guidelines, Allen-Bradley publication 1770-4.1.

2.5 mm

(14 AWG) stranded or solid copper wire max

1.2 mm (3/64 in.) insulation max

1 - on signal ports

Keying Band Location Between 10 and 12

Between 14 and 16

Field Wiring Arm Catalog number 1771-WH

Wiring Arm Screw Torque 1.0 Nm (9 lb-in.)

1 2 ... 6 7 8 9 10 11 12

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Rockwell-automation 1771-IND series C INSTL INSTR AC/DC INPUT MODULE Manuel d'utilisateur Page 11

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