Allen-Bradley Series B Bedienungsanleitung

FLEX I/O is a trademark of Allen-Bradley Co. Inc.

Publication 1794-5.11 – November 1996

FLEX I/O

Remote I/O Adapter

(Cat. No. 1794-ASB Series B)

4, 5 67

Component Identification

1Remote

I/O Adapter module

2Indicators

Communication reset pushbutton (PRL)

Access door to switches S1 and S2

Switches S1 and S2 (behind access door)

Remote I/O cable connector

7+24V dc connections

24V common connections

Flexbus connector

Installation Instructions

FLEX I/O Remote I/O Adapter2

Publication 1794-5.11 – November 1996

European

Union Directive Compliance

If this product has the CE mark it is approved for installation within the

European Union and EEA regions. It has been designed and tested to meet

the following directives.

EMC Directive

This product is tested to meet Council Directive 89/336/EEC

Electromagnetic Compatibility (EMC) and the following standards, in

whole or in part, documented in a technical construction file:

•EN 50081-2EMC – Generic Emission Standard, Part 2 – Industrial

Environment

•EN 50082-2EMC – Generic Immunity Standard, Part 2 – Industrial

Environment

This product is intended for use in an industrial environment.

Low V

oltage Directive

This product is tested to meet Council Directive 73/23/EEC Low Voltage,

by applying the safety requirements of EN 61131–2 Programmable

Controllers, Part 2 – Equipment Requirements and Tests.

For specific information required by EN 61131-2, see the appropriate

sections in this publication, as well as the following Allen-Bradley

publications:

•Industrial Automation Wiring and Grounding Guidelines For Noise

Immunity, publication 1770-4.1

•Guidelines for Handling Lithium Batteries, publication AG-5.4

•Automation Systems Catalog, publication B111

FLEX I/O Remote I/O Adapter 3

Publication 1794-5.11 – November 1996

Mounting

on the DIN Rail

1. Position the remote I/O adapter module A on a 35 x 7.5mm DIN rail

B(A-B pt. no. 199-DR1; 46277-3; EN 50022) at a slight angle.

2. Hook the lip on the rear of the adapter (A) onto the top of the DIN rail

(B), and rotate the adapter module onto the rail.

3. Press the adapter module down onto the DIN rail until flush. Locking

tab (C) will snap into position and lock the adapter module to the DIN

rail.

4. If the adapter module does not lock in place, use a screwdriver or

similar device to move the locking tab down while pressing the

adapter module flush onto the DIN rail and release the locking tab to

lock the adapter module in place. If necessary, push up on the locking

tab to lock.

5. Connect the adapter wiring as shown under “Wiring” later in this

document.

NOTE: For Panel/Wall mounting, refer to publication 1794-5.13, “Panel

Mounting Kit, Cat. No. 1794-NM1.”

FLEX I/O Remote I/O Adapter4

Publication 1794-5.11 – November 1996

Wiring

1SH 2

20131

24V

COM

Allen-Bradley

VDC

POWER SUPPLY

RIO ADAPTER

1794–ASB2

ADAPTER

ACTIVE FAULT LOCAL

FAULT

1. Connect the remote I/O cable to the removable remote I/O connector.

Connect To

Blue

Wire – RIO

Shield Wire – RIO

Clear Wire – RIO

2. Connect +24V dc input to the left side of the lower connector,

terminal E.

3. Connect 24V common to the left side of the upper connector,

terminal D.

4. Connections Gand Fare used to pass 24V dc power (G) and 24V

common (F) to the next module in the series (if required).

FLEX I/O Remote I/O Adapter 5

Publication 1794-5.11 – November 1996

Set

the Adapter Switches

The adapter switches are located under a flip-open cover on the front of

the adapter. Set the switches as shown below.

87654321

S1 S2 Flip-open

cover

FLEX I/O Remote I/O Adapter6

Publication 1794-5.11 – November 1996

87654321

S1 S2

First

I/O

Group

I/O Rack

Number

Hold Last State

Processor Restart Lockout

Communication Rate

Reply Delay

Last Adapter

Hold Inputs

Reserved

First I/O Group

I/O Rack Number

S1–8 S1–7 Module group

S1–6 thru S1–1

ON ON 0

(1st)

Refer to the table on

page

OFF ON

2 (2nd)

Refer to the table on

page 7

ON OFF

4 (3rd)

OFF OFF

6 (4th)

S2–8 S2–7 Hold Inputs S2–6

Last Adapter

S2–5

Reply Delay

Reserved ON Hold

Inputs

Not last

ON Off

OFF

Reset Inputs

OFF Last OFF On

Communication

Rate

Processor Restart

Lockout

Hold Last State

S2–4 S2–3 Bits/s S2–2 Processor: S2–1

Processor will:

ON ON 57.6k ON Restart ON Reset

Outputs

OFF ON 115.2k OFF

Locked Out

OFF

Hold last state

ON OFF 230.4k

OFF OFF 230.4k

FLEX I/O Remote I/O Adapter 7

Publication 1794-5.11 – November 1996

Rack Number S1 Switch Position

1747-SN PLC–2 &

1771-SN PLC–5 PLC–5/250 PLC–3 6 5 4 3 2 1

Rack 0 Rack 1

Not Valid

Rack 0 Rack 0

ON ON ON ON ON ON

Rack 1 Rack 2 Rack 1 Rack 1 Rack 1

OFF ON ON ON ON ON

Rack 2 Rack 3 Rack 2 Rack 2 Rack 2

ON OFF ON ON ON ON

Rack 3 Rack 4 Rack 3 Rack 3 Rack 3

OFF OFF ON ON ON ON

Rack 5 Rack 4 Rack 4 Rack 4

ON ON OFF ON ON ON

Rack 6 Rack 5 Rack 5 Rack 5

OFF ON OFF ON ON ON

Rack 7 Rack 6 Rack 6 Rack 6

ON OFF OFF ON ON ON

Rack 7 Rack 7 Rack 7

OFF OFF OFF ON ON ON

Rack 10 Rack 10 Rack 10

ON ON ON OFF ON ON

Rack 1

1 OFF ON ON OFF ON ON

Rack 12 Rack 12 Rack 12

ON OFF ON OFF ON ON

Rack 13 Rack 13 Rack 13

OFF OFF ON OFF ON ON

Rack 14 Rack 14 Rack 14

ON ON OFF OFF ON ON

Rack 15 Rack 15 Rack 15

OFF ON OFF OFF ON ON

Rack 16 Rack 16 Rack 16

ON OFF OFF OFF ON ON

Rack 17 Rack 17 Rack 17

OFF OFF OFF OFF ON ON

Rack 20 Rack 20 Rack 20

ON ON ON ON OFF ON

Rack 21 Rack 21 Rack 21

OFF ON ON ON OFF ON

Rack 22 Rack 22 Rack 22

ON OFF ON ON OFF ON

Rack 23 Rack 23 Rack 23

OFF OFF ON ON OFF ON

Rack 24 Rack 24 Rack 24

ON ON OFF ON OFF ON

Rack 25 Rack 25 Rack 25

OFF ON OFF ON OFF ON

Rack 26 Rack 26 Rack 26

ON OFF OFF ON OFF ON

Rack 27 Rack 27 Rack 27

OFF OFF OFF ON OFF ON

Rack 30 Rack 30

ON ON ON OFF OFF ON

Rack 31 Rack 31

OFF ON ON OFF OFF ON

Rack 32 Rack 32

ON OFF ON OFF OFF ON

Rack 33 Rack 33

OFF OFF ON OFF OFF ON

Rack 34 Rack 34

ON ON OFF OFF OFF ON

Rack 35 Rack 35

OFF ON OFF OFF OFF ON

Rack 36 Rack 36

ON OFF OFF OFF OFF ON

Rack 37 Rack 37

OFF OFF OFF OFF OFF ON

Rack 40

ON ON ON ON ON OFF

Rack 41

OFF ON ON ON ON OFF

Rack 42

ON OFF ON ON ON OFF

Rack 43

OFF OFF ON ON ON OFF

Rack 44

ON ON OFF ON ON OFF

Rack 45

OFF ON OFF ON ON OFF

Rack 46

ON OFF OFF ON ON OFF

Rack 47

OFF OFF OFF ON ON OFF

Rack 50

ON ON ON OFF ON OFF

Rack 51

OFF ON ON OFF ON OFF

Rack 52

ON OFF ON OFF ON OFF

Rack 53

OFF OFF ON OFF ON OFF

Rack 54

ON ON OFF OFF ON OFF

FLEX I/O Remote I/O Adapter8

Publication 1794-5.11 – November 1996

S1 Switch Position

Rack Number

123456

PLC–3PLC–5/250PLC–5

PLC–2 &

1771-SN

1747-SN

Rack 55

OFF ON OFF OFF ON OFF

Rack 56

ON OFF OFF OFF ON OFF

Rack 57

OFF OFF OFF OFF ON OFF

Rack 60

ON ON ON ON OFF OFF

Rack 61

OFF ON ON ON OFF OFF

Rack 62

ON OFF ON ON OFF OFF

Rack 63

OFF OFF ON ON OFF OFF

Rack 64

ON ON OFF ON OFF OFF

Rack 65

OFF ON OFF ON OFF OFF

Rack 66

ON OFF OFF ON OFF OFF

Rack 67

OFF OFF OFF ON OFF OFF

Rack 70

ON ON ON OFF OFF OFF

Rack 71

OFF ON ON OFF OFF OFF

Rack 72

ON OFF ON OFF OFF OFF

Rack 73

OFF OFF ON OFF OFF OFF

Rack 74

ON ON OFF OFF OFF OFF

Rack 75

OFF ON OFF OFF OFF OFF

Rack 76

ON OFF OFF OFF OFF OFF

Not Valid OFF OFF OFF OFF OFF OFF

Rack address 77 is an illegal configuration.

PLC-5/1

1 processors can scan rack 03.

PLC-5/15 and PLC-5/20 processors can scan racks 01–03.

PLC-5/25 and PLC-5/30 processors can scan racks 01–07.

PLC-5/40 and PLC-5/40L processors can scan racks 01–17.

PLC-5/60 and PLC-5/60L processors can scan racks 01–27.

PLC-5/80 processors can scan racks 01–27.

PLC-5/250 processors can scan racks 00–37.

FLEX I/O Remote I/O Adapter 9

Publication 1794-5.11 – November 1996

1794-ASB

Specifications

I/O

Capacity

8 modules

Power Supply

Note:

In order to comply with CE Low V

oltage

Directives, you must use a Safety Extra Low

oltage (SEL

V) or a Protected Extra Low

oltage (PELV) power supply to power this

adapter.

Input V

oltage Rating

24V dc nominal

Input Voltage Range

19.2V to 31.2V dc (includes 5% ac ripple)

Communication Rate

57.6k bps

15.2k bps

230.4k bps

Indicators

Adapter Active – green

Adapter fault – red

Local fault – red

Flexbus Output Current

640mA maximum

Isolation Voltage

100% tested at 850V dc for 1s between user

power and flexbus

Power Consumption

450mA maximum from external 24V supply

Power Dissipation

4.6W maximum @ 31.2V dc

Thermal Dissipation

15.7 BTU/hr @ 31.2V dc

Environmental Conditions

Operational T

emperature

Storage T

emperature

Relative Humidity

Shock Operating

Non-operating

Vibration

0 to 55

C (32 to 131

oF)

–40 to 85

C (–40 to 185

oF)

5 to 95% noncondensing

30 g peak acceleration, 1

1(+

1)ms pulse width

50 g peak acceleration, 1

1(+

1)ms pulse width

ested 5 g @ 10–500Hz per IEC 68-2-6

Remote I/O Cable

Belden 9463 or equivalent as specified in

publication ICCG-2.2

Power Conductors

Wire Size

Beliebte E/A-System Handbücher anderer Marken

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