Communication Parameters For Dc1 Variable Frequency Drives - Eaton PowerXL DA1 Communications Manual

2 Modbus RTU
2.4 Communication parameters

2.4.2 Communication parameters for DC1 variable frequency drives

PNU ID Access right
RUN
P-12 140 –
P-36 164 –
16
Table 2: Communication parameters for DC1
Designation
ro/rw
rw Local Process Data
Source
rw variable frequency
drive slave address
rw Baud Rate
rw Time Out
Modbus RTU for variable frequency drive DA1, DC1, DE1 09/16 MN040018EN www.eaton.com
Value Description
range
0, 1, ..., 11, Local Configuration of Command and Reference Sources
13
Possible values:
• 0: Terminal Control. The drive responds directly to
signals applied to the control terminals.
•
1: Uni-directional Keypad Control. The drive can be
controlled in the forward direction only using an internal/
external or remote Keypad
• 2: Bi-directional Keypad Control. The drive can be
controlled in the forward and reverse directions using an
internal/external or remote Keypad. Pressing the keypad
START button toggles between forward and reverse.
• 3: Modbus Control.Control via Modbus RTU
communication.
• 4: Modbus Control. Ramp times via Modbus
• 5: PI controller with external actual value
• 6: PI controller with external actual value and totalized
value of AI1
• 7: CANOpen (internal ramp times)
• 8: CANOpen (CANOpen ramp times)
• 9: SmartWire Device Control and speed ref.
• 10: SmartWire Device Control and terminal speed ref.
• 11: Terminal Control and SmartWire Device speed ref.
• 12: not permissible
• 13: SmartWire Device Control and speed ref. Digital
input sets enable
1 - 63 Unique drive address in a communication network.
2, 3, 4, 5, 6 RS485 Baudrate
• 2: 9.6 kbit/s
• 3: 19.2 kbit/s
• 4: 38.4 kbit/s
• 5: 57.6 kbit/s
• 6: 115.2 kbit/s
0, 1, ..., 8 Modbus RTU0 COM Timeout
Time between a communication loss and the resulting
action.
Setting 0 disables the action after communications trip.
t: indicates the drive will trip if time exceeded.
r: indicates the drive will ramp to stop if time exceeded.
Possible values:
• 0: no action
• 1: t 30 ms
• 2: t 100 ms
• 3: t 1000 ms
• 4: t 3000 ms
• 5: r 30 ms
• 6: r 100 ms
• 7: r 1000 ms
• 8: r 3000 ms
DS
0
1
2
3000
ms