CyberResearch® Digital I/O

UCERB 24

Preface About this User’s Guide..........................................................................................

1

What you will learn from this user’s guide..........................................................................

1

Conventions in this user’s guide..........................................................................................

1

Chapter 1

 

Introducing the UCERB 24......................................................................................

2

Overview: UCERB 24 features................................................................................

2

USB-ERB24 block diagram.....................................................................................

3

Software features .....................................................................................................

3

Connecting a USB-ERB24 to your computer is easy ..............................................

4

Chapter 2

 

Installing the USB ERB24.......................................................................................

5

What comes with your USB-ERB24 shipment?......................................................

5

Hardware..................................................................................................................

5

Software ...................................................................................................................

5

Unpacking the UCERB 24.......................................................................................

6

Installing the UCERB 24 .........................................................................................

6

Configuring the hardware switches ........................................................................

6

Connecting the external power supply ....................................................................

7

Connecting the UCERB 24 to your system ............................................................

8

Installing the software..............................................................................................

9

Chapter 3

 

Functional Details ..................................................................................................

14

Internal components...............................................................................................

14

USB in connector...................................................................................................

14

USB out connector.................................................................................................

14

External power connectors.....................................................................................

14

USB LED...............................................................................................................

15

PWR LED ..............................................................................................................

15

Invert/non-invert switch (S1).................................................................................

15

Pull-up/pull-down switch (S2)...............................................................................

16

Screw terminals......................................................................................................

16

Daisy chaining additional relays to the UCERB 24...............................................

16

Power limitations using multiple UCERB 24 Devices..........................................

17

Voltage drop...........................................................................................................

17

Relay configuration................................................................................................

17

Relay contact protection circuit for inductive loads ..............................................

18

Chapter 4

 

Specifications.........................................................................................................

19

Output specifications .............................................................................................

19

Power .....................................................................................................................

20

External power input..............................................................................................

20

External power output............................................................................................

20

USB specifications.................................................................................................

21

Relay contact pull-up/down option........................................................................

21

Mechanical.............................................................................................................

21

Environmental........................................................................................................

21

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