Installation, 4 control terminals – Lenze SMD 0-37kW-22kW Full I/O User Manual

Page 13

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Lenze 13466183 EDBSC03 v7

13

Installation

Terminal

Data for control connections

(printed in bold = Lenze setting)

CAN_GND

CAN earth ground

For reliable communication make sure terminal

CAN_GND is connected to CAN network

GND/common. If only two wires are used (CAN_H

and CAN_L) in the network, connect CAN_GND to

chassis/earth ground.

CAN_L

CAN low

If controller is located at either end of the network,

a terminating resistor (120Ω typical) should be

connected across CAN_L and CAN_H

CAN_H

CAN high

28

Digital input Start/Stop

LOW = Stop (

OFF

)

HIGH = Run Enable

R

i

= 3.3 k

7

Reference potential

8

Analog input

0 … 10 V

(changeable under C34)

input resistance: >50 k

(with current signal: 250

)

9

Internal DC supply for setpoint potentiometer

+10 V, max. 10 mA

20

Internal DC supply for digital inputs

+12 V, max. 20 mA

E1

Digital input configurable with CE1

Activate fixed setpoint 1 (JOG1)

HIGH = JOG1 active

R

i

= 3.3 k

E2

Digital input configurable with CE2

Direction of rotation

LOW = CW rotation

HIGH = CCW rotation

E3

Digital input/output configurable with CE3

Activate DC injection brake (DCB)

HIGH = DCB active

7

Reference potential

62

Analog output configurable with c08 & c11

K14

Relay output (normally-open contact)

Configurable with C08

Fault (TRIP)

AC 250 V / 3 A

DC 24 V / 2 A … 240 V / 0.22 A

K12

LOW = 0 … +3 V, HIGH = +12 … +30 V

Protection against contact

All terminals have basic isolation (single insulating distance)

Protection against contact can only be ensured by additional measures (i.e. double insulation)

3.2.4 Control Terminals

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