Measurement-computing CB-7080 Manuel d'utilisateur télécharger pdf (Page 7)

CB-7080 & CB-7080D Counter/Timer User's Guide Functional block diagram

1-3

Digital output

Capacity

2 channels, open-collector to 30 V, 30 mA max load

Power Dissipation

300 mW

Power

Power Requirements

+10V to 30V (non-regulated)

Power consumption

CB-7080

2.0 W

CB-7080D

2.2 W

Functional block diagram

Embedded

Controller

Programmable Digital Filter

EEPROM

RS-485

D+

D-

DC

DC

V+

V-

5V

0V

D/O

O.C.

Alarm

Output

5-digit LED (CB-7080D)

5V

Counter_0

Counter_1

5V

Gate0+

Isolated/Non-isolated input selection

Isolated/Non-isolated gate selection

Gate0-

5V

Gate1+

Gate1-

In0+

In0-

In1+

In1-

Gate0(TTL)

Gate1(TTL)

In0(TTL)

In1(TTL)

Programmable threshold voltage

Non-isolated inputs

Isolated inputs

5V

Figure 1-2. CB-7080D Block Diagram

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