If the power-up or reset sequence fails, the SMV 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 P419 DIAGNOSTIC by number "1093" (refer to Section
5.1 for details on parameter P419.)
4.2
Basic Mode of Operation
The SMV Series Drive can operate under DeviceNet
remote keypad mode. Refer to SMV Operating Instructions (SV01), parameter P100. To enable
DeviceNet control, one of the SMV drive's programmable digital inputs (terminals 13A, 13B or 13C)
must be set to "Network Enable" and be activated. Refer to SMV Operating Instructions (SV01),
Parameters P121, 122 and 123.
4.2.1
Sample Setup and Wiring for DeviceNet
This example uses Explicit or I/O Polled messaging for Run Forward/Reverse and speed control.
NOTE: If P100>0, then Terminal 1 must be closed to Terminal 4 in order to start the drive through
the DeviceNet
or DeviceNet
Technology.
As a minimum, the following parameters should be set:
P121, P122, P123 - One of these parameters must be set to 09 (Network Enable)
P112
P305
P304
P400
P401
P430
P440
NOTE: If Parameter P400 (NETWORK ADDRESS) or P401 (BAUD RATE) have been changed, the
drive must be reset by recycling power or by issuing a RESET command using Parameter P418 via
the DeviceNet
interface. Parameters can be setup using the drive keypad, EPM Programmer,
TM
configuration tool (for example RSNetWorx
TM
ROTATION DIRECTION - Set this parameter to FORWARD & REVERSE (01) if operation
in both directions is required.
MOTOR NOMINAL SPEED AT RATED FREQUENCY (RPM)
MOTOR RATED FREQUENCY (Hz)
DEVICENET NODE ADDRESS (0 - 63)
DEVICENET BAUD RATE (125, 250, 500 kbps)
DEVICENET OUTPUT ASSEMBLY SELECTION - Set this parameter to select output as-
sembly for Polled connection. The following selections are available:
0 = "20 Basic Speed Ctrl"
1 = "21 Ext. Speed Ctrl RPM"
2 = "100 Ext. Speed Ctrl Hz + Digital + Analog I/O"
3 = "102 PID Setpoint + Digital + Analog I/O"
4 = "104 Torque Setpoint + Digital + Analog I/O"
The most versatile assemblies are #21 (selection 1) and #100 (selection 2). They
allow RUN FORWARD and RUN REVERSE control as well as speed control. Refer to
Section 5.2 for more assembly details.
DEVICENET INPUT ASSEMBLY SELECTION - Set this parameter for Polled, COS or
Cyclic I/O connection. Refer to Section 5.2 for more assembly details.
network before the new values take effect.
TM
control in any terminal configuration except
TM
Control
TM
) that uses the EDS file provided by AC
TM
7
CMVDVN01A
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