Speco Technologies 4TH, 16TH user manual Appendix F Alarm I/O Pin Definition, DVR-8TH Alarm I/O

Models: 16TH 4TH 8TH

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Appendix F: Alarm I/O Pin Definition

User’s Manual

Appendix F: Alarm I/O Pin Definition

The tables below list the pin definitions of alarm I/O located on the rear panel of the

DVR-4TH/ 8TH/ 16TH series unit.

DVR-4TH Alarm I/O

Pin

Definition

 

Pin

 

Definition

 

Pin

Definition

1

RS485 D+

 

8

 

Normal Close B

 

15

Reserved

2

RS485 D-

 

9

 

Common Node B

 

16

Reserved

3

Ground

 

10

 

Normal Open B

 

17

Reserved

4

Normal Close A

 

11

 

Alarm In 1

 

18

Reserved

5

Common Node A

 

12

 

Alarm In 2

 

19

Reserved

6

Normal Open A

 

13

 

Alarm In 3

 

20

Reserved

7

Ground

 

14

 

Alarm In 4

 

 

 

DVR-8TH Alarm I/O

Pin

Definition

 

Pin

 

Definition

 

Pin

Definition

1

RS485 D+

 

8

 

Normal Close B

 

15

Alarm In 5

2

RS485 D-

 

9

 

Common Node B

 

16

Alarm In 6

3

Ground

 

10

 

Normal Open B

 

17

Alarm In 7

4

Normal Close A

 

11

 

Alarm In 1

 

18

Alarm In 8

5

Common Node A

 

12

 

Alarm In 2

 

19

Reserved

6

Normal Open A

 

13

 

Alarm In 3

 

20

Reserved

7

Ground

 

14

 

Alarm In 4

 

 

 

DVR-4TH/8TH/16TH Series

161

SPECO TECHNOLOGIES 07/10

 

Page 162
Image 162
Speco Technologies user manual Appendix F Alarm I/O Pin Definition, DVR-4TH/ 8TH/ 16TH series unit DVR-4TH Alarm I/O