Drive input connected to a switch/relay contact, Drive input connected to an opto-isolator, Digital input specifications – Rockwell Automation 1398-DDM-xxx ULTRA 100 Series Drives Installation Manual User Manual

Page 70

Advertising
background image

Publication 1398-5.2 – PDF 1997

6-6

Interfaces

Table 6.5:

Digital Input Specifications

Parameter

Description

Mini-
mum

Maxi-
mum

ON state Voltage Voltage applied to the input to guarantee an ON state

10.8 VDC

28 VDC

ON state Current Current flow into the input to guarantee an ON state

3.0 mA

10.0 mA

OFF state Volt-
age

Voltage applied to the input to guarantee an OFF state

-1 VDC

2 VDC

OFF state Cur-
rent

External leakage current into the input to guarantee an
OFF state

-0.5 mA

0.5 mA

Figure 6.2

Drive Input Connected to a Switch/Relay Contact

Figure 6.3

Drive Input Connected to an Opto-Isolator

Figure 6.4

Drive Input Connected to an Active High Sourcing Transistor

1K

3K

Drive

J1

I/O Pwr

26

5

I/O COM

12-24VDC

13

6

1K

3K

I/O Pwr

26

5

Drive

J1

I/O COM

12-24VDC

13

6

26

5

INPUT

J1

I/O COM

I/O Pwr

3K

1K

(Drive)

12-24VDC

13

6

Advertising