Interface, 4 communication interfaces, 2 analog output – Lenze E94P PositionServo with MVOB User Manual

Page 37: 1 ethernet interface (standard), 2 rs485 interface (option)

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Interface

4.3.2

Analog Output

AO (P3.23)
The analog output is a single-ended signal (with reference to Analog Common (ACOM) which can represent
the following motor data:

• Not Assigned

• Phase R Current

• Iq Current

• RMS Phase Current

• Phase S Current

• Id Current

• Peak Phase Current

• Phase T Current

• Motor Velocity

Motor phase U, V and W correspond to R, S and T respectively.

MotionView Setup program can be used to select the signal source for the analog output as well as its
scaling.

If the output function is set to “Not Assigned” then the output can be controlled directly from user’s program.
Refer to the PositionServo Programming Manual for details.

STOP!
Upon application of power to the PositionServo, the Analog Output supplies -10VDC
until bootup is complete. Once bootup is complete, the Analog Output will supply the
commanded voltage.

4.4

Communication Interfaces

4.4.1

Ethernet Interface (standard)

Programming and diagnostics of the drive are performed over the standard Ethernet communication port.
The drive’s IP address is addressable from the drive’s front panel display. The interface supports both 100
BASE-TX as well as 10 BASE-T. This configuration allows the user to monitor and program multiple drives
from MotionView. Refer to section 5.4.1 for PC configuration information.

4.4.2

RS485 Interface (option)

PositionServo drives can be equipped with an RS485 communication interface option module (E94ZARS41)
that is optically isolated from the rest of the drive’s circuitry. The option module can be used for
communications to the drive as a Modbus RTU slave or over UPPP protocol. The PositionServo drive
supports 7 different baud rates from 2400 to 115200. As a Modbus RTU slave, drives are addressable at
up to 247 addresses (repeaters are required above 31 devices on the network). The factory setting for the
baud rate is 38,400 with a node address of “1”. The drive’s address and baud rate can be set from the front
panel of the drive or in MotionView.

RS485 Interface Pin Assignments

Pin

Name

Function

1

2

3

TXA

TXB

ICOM

1

2

3

1

ICOM

Isolated Common

2

TXB

Transmit B(+)

3

TXA

Transmit A(-)

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