HP 6631B Uživatelský manuál stáhnout pdf (Strana 29)

Installation - 3

29

FLT Output

INH Input

B) FLT Example with Multiple Units

FLT Output

INH Input

Switch

(Normally

Open)

INH Common

INH Input

A) INH Example with One Unit

+ - +

FLT

INH

. . . .

FLT

INH

NOTE: Connectors

are removable

1 2 3 4

1 2 3 4

1 2 3 4

. . . .

+ - +

Figure 3-4. FLT/INH Examples

B) Digital Interface Circuits

A) Relay Circuits

FLT INH

. . . .

NOTE: Connectors

are removable

+ - +

Digital Input

Port 2

Relay Driver

Ports 0, 1, 2

(contains internal

clamp diodes for

inductive flyback)

Digital Output

Ports 0, 1, 2

TTL, AS, CMOS, HC

+16.5V Max.

Coil Current

0.25A Max.

1 2 3 4

Figure 3-5. Digital I/O Examples

1 2 ... 24 25 26 27 28 29 30 31 32 33 34 ... 74 75

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