Instruction Manual

Instruction Manual
D103460X012
D3 Valve with easy-Drive Actuator
November 2013
10
When a connection has been achieved, theactuatormaybeconfiguredtoaccepttheinputsignalovertheModbus
link (ignoring the physical inputs) and the Modbus settings may be changed to accommodate the network to which it
is attached. Other changes to functionality are possible, such as:
D Low level cutoff: 40037 (default is 5%)
D Position upon loss of signal: 40035 (default is 0%)
See Appendix A for a full map of Modbus registers and their functions.
Figure 8. Fisher easy-Drive Configuration Software
Connecting using the Fisher easyDrive configuration software
The Fisher easyDrive configuration software allows configuration and diagnosing of the Fisher easyDrive electric
actuator with a graphical interface. Connect a PC to the actuator using a USB or serial device to Modbus RTU converter
using the wiring instructions above. The USB or serial device will be visible i n t he drop menu under Serial Port Settings.
Baud rate and parity should be set to the Modbus settings of the actuator. Default actuator settings are 9600 baud and
Even parity.
Use the Fisher easyDrive configuration software (figure 8) to make the desired changes, or register values may be
changed to allow different functionality. Modbus register 40034 dictates whether the unit will respond to a physical