EL7342 - LEDs and connection

WARNING

Risk of injury through electric shock and damage to the device!

Bring the Bus Terminals system into a safe, de-energized state before starting mounting, disassembly or wiring of the Bus Terminals.

EL7342 - LEDs and connection 1:
EL7342 LEDs and connection (left-hand section of the housing)

Note

Fuse protection of the supply voltage

The electrical protection of the load voltage must be selected in such a way that the maximum flowing current is limited to 3 times the rated current (max. 1 second)!

EL7342 - Connection (left-hand section of the housing)

Terminal point

Name

Description

1

Enc. A, A

Encoder A-input A

2

Enc. B, A

Encoder B-input B

3

Power Encoder +24 V

+ 24 V, encoder supply (from positive power contact)

4

Input 1

Digital input 1 (+24 VDC) or
Digital latch input for motor A.

5

Enc. A, B

Encoder A-input B

6

Enc. B, B

Encoder B-input B

7

Power Encoder 0 V

0 V,  encoder supply (from negative power contact)

8

Input 2

Digital input 2 (+24 VDC) or
Digital latch input for motor B.

EL7342 - LEDs and connection 2:
EL7342 - Connection (right -hand section of the housing)

EL7342 - Connection (right-hand section of the housing)

Terminal point

Name

Description

1'

A1

Motor A, motor winding A1

2'

B1

Motor B, motor winding B1

3'

Power Motor +48 V

Motor supply feed (maximum +48 VDC)

4'

Power Motor +48 V

Motor supply feed (maximum +48 VDC)

5'

A2

Motor A, motor winding A2

6'

B2

Motor B, motor winding B2

7'

Power Motor 0 V

Motor supply feed (0 V)

8'

Power Motor 0 V

Motor supply feed (0 V)

EL7342 - LEDs and connection 3:
EL7342 - LEDs

EL7342 - LEDs (left prism)

LED

Color

Meaning

Run

green

This LED indicates the terminal's operating state.

off

State of the EtherCAT State Machine: INIT = terminal initialization

flashing

State of the EtherCAT State Machine: PREOP = function of mailbox communication and variant standard settings

single flash

State of the EtherCAT State Machine: SAFEOP = verification of the sync manager channels and the distributed clocks.
Outputs remain in safe state.

on

State of the EtherCAT State Machine: OP = normal operating state; mailbox-and process data communication is possible

flickering

State of the EtherCAT State Machine: BOOTSTRAP = function for terminal firmware updates

Enc. A A

green

on

Signal at encoder A - input A.

Enc. A B

green

on

Signal at encoder A - input B.

Enc. B A

green

on

Signal at encoder B - input A.

Enc. B B

green

on

Signal at encoder B - input B.

Input 1

green

on

Signal at digital input 1.

Input 2

green

on

Signal at digital input 2.

EL7342 - LEDs (right prism)

LED

Color

Meaning

Motor Power

green

off

Supply voltage (48 VDC) not present or
motor control is blocked (index is not set).

on

Supply voltage (48 VDC) present.

Enable A

green

off

The motor control (motor A) is blocked or EL7342 is not ready for operation.

on

The motor control (motor A) is activated or EL7342 is ready for operation.

Enable B

green

off

The motor control (motor B) is blocked or EL7342 is not ready for operation.

on

The motor control (motor B) is activated or EL7342 is ready for operation.

Warning A/B

yellow

off

no defect

on

Configuration error, e.g.:
Motor power supply not connected
80 °C temperature exceeded
...

Error A

red

off

no defect

on

Configuration error of output stage A, e.g.:
100°C temperature exceeded
Short circuit
Open load / broken wire
...

Error B

red

off

no defect

on

Configuration error of output stage B, e.g.:
100°C temperature exceeded
Short circuit
Open load / broken wire
...