Verify operations – Rockwell Automation 20D-P2-DG03 DriveGuard Safe Torque Off Option for PowerFlex 700S Phase II and 700L Drives User Manual

Page 28

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Rockwell Automation Publication 20D-UM007G-EN-P - March 2012

Chapter 2 Installation and Wiring

Verify Operations

Test the safety function for proper operation after initial installation of the
DriveGuard Safe Torque Off option. Retest the safety function at the
intervals determined by the safety analysis described on

page 15

.

Verify that both safety channels are functioning according to Table 4 below.

Table 4 - Channel Operation and Verification

Safety Function Status

Drive In

Safe State

Drive In

Stopped State

Drive In

Stopped State

Drive Able

To Run

Safety Channel Operation

Safe Torque Off Option
Terminals 1 & 2

No Power

Applied

Power

Applied

No Power

Applied

Power

Applied

PowerFlex 700S/700L
Enable Input

No Power

Applied

No Power

Applied

Power

Applied

Power

Applied

Description For Verification

Safe Torque Off Option
Monitor Contact
Terminals 3 & 4

Closed

Open

Closed

Open

PowerFlex 700S/700L
Drive Inhibits
Param. 156, Bits 1 & 16

Bit 16 = 0

Bit 1 = 1

Bit 16 = 0

Bit 1 = 1

Bit 16 = 1

Bit 1 = 0

Bit 16 = 0

Bit 1 = 0

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