Hard enable circuitry, Hard enable circuitry -21 – Rockwell Automation 20D PowerFlex 700S Drive Ph I Control, Frames 1...11 User Manual

Page 35

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Installation/Wiring

1-21

Hard Enable Circuitry

A dedicated hardware enable input is provided for applications that require
the drive to be disabled without software interpretation.

Table 1.J TB1 - Row T (Top) Terminals

Terminal

Signal

Description

Relat

ed

Pa

ra

m

et

er

T11

Power Supply 24V DC Return (-)

Power and common for pre charge
and enable inputs.

(1)

Inputs may

sink or source.

(2)

Rating: 100 mA maximum.

T10

Power Supply 24V DC (+)

T9

Logic Common

T8

Digital Input #1

Default = Precharge

For common DC bus drives. Must
be high, for drive to complete the
pre charge cycle.
Load: 20 mA at 24V DC.

824, 826,
827, 828,
829, 838

T7

Enable Input

Must be high for drive to run.
Load: 20 mA at 24V DC.

824, 825

T6

Digital Output #1

24V DC open collector (sinking
logic) output.
Rating: 25 mA maximum.

824, 843,
844

T5

Digital Output #2

24V DC open collector (sinking
logic) output.
Rating: 25 mA maximum.

824, 845,
846

T4

Digital Output Return

Return for Digital outputs 1 and 2.

T3

Thermistor Input

Used only in FOC2 mode with
approved motor for temperature
adaptation.
Refer to Appendix A, Specifications
for approved motors.

485

T2

Thermistor Input Return

T1

Thermistor Shield

(1)

The drive’s 24V DC power supply supports only on-board digital inputs. Do not use it to power circuits outside of the drive.

(2)

Refer to wiring examples of sinking and sourcing outputs.

11

10

9

8

7

6

5

4

3

T1

2

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