Lenze SCD Series User Manual
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If the power-up or reset sequence fails, the SCD drive will enter DeviceNet failure mode. In that case,
the drive will not be accessible to the network, but can still be operated in terminal mode. This failure
state is indicated in parameter C10 DIAGNOSTIC by number "093" (refer to Section B.6 and B.7 for
details on parameter C10).
B.3
BASIC MODE OF OPERATION
The SCD Series Drive can operate under DeviceNet
TM
control in any terminal configuration shown in
Section 11.0 of this manual. The DeviceNet Master can take control any time by setting the Network
Control bit (attribute 5 in Control Supervisor Object - see supported Objects and attributes on following
pages).
B.3.1
SAMPLE SETUP AND WIRING FOR DEVICENET
TM
CONTROL
This example uses Explicit or I/O Polled messaging for Run Forward/Reverse and speed control.
NOTE: Terminal 1 must be closed to terminal 4 in order to start the drive through the DeviceNet
TM
interface.
PARAMETER SET-UP:
Parameters can be setup using the drive keypad, EPM Programmer, or DeviceNet
TM
configuration tool
(for example RSNetWorx
TM
) that uses EDS file provided by AC Technology.
The following parameters should be set as a minimum:
P17
ROTATION DIRECTION - Set this parameter to FORWARD & REVERSE (02) if operation
in both directions is required.
P85
MOTOR NOMINAL SPEED AT RATED FREQUENCY (RPM)
P86
MOTOR RATED CURRENT (0.1 A)
P87
MOTOR RATED VOLTAGE (V)
P88
MOTOR RATED FREQUENCY (Hz)
P89
DRIVE RATED CURRENT (0.1 A)
P90
DRIVE RATED VOLTAGE (V)
C00
DEVICENET NODE ADDRESS (0 - 63)
C01
DEVICENET BAUD RATE (125, 250, 500 kbps)
C03
DEVICENET OUTPUT ASSEMBLY SELECTION - Set this parameter to select output
assembly for Polled connection. The following selections are available:
1 = "1 Basic Contactor"
2 = "2 Basic Overload"
3 = "3 Basic Motor Starter"
4 = "4 Ext. Contactor"
5 = "5 Ext. Motor Starter"
6 = "20 Basic Speed Ctrl"
7 = "21 Ext. Speed Ctrl RPM"
8 = "100 Ext.Speed Ctrl Hz"
9 = "103 Preset Speed Ctrl"