
Silver Series OIT 13 Watlow Addendum
For part numbers like… with… For PLC type choose… For PLC I/F choose…
PMxxxxx-2xxxxxx
EZKx-2xxx-xxxx
RMAx-x2xx-xxxx
Modbus RTU Modbus RTU Master RS-232 or RS-485 2W*
EZKx-3xxx-xxxx
Modbus TCP Modbus TCP/IP Master Ethernet
Other Watlow Controllers Modbus RTU Modbus RTU Master RS-232 or RS-485 2W*
*Both 232 and 485 are available; choose the one to which you have connected the OIT.
Master…
• For COM, choose the
communications port to
which you have
connected the
controller. Typically
this is COM 1.
• For Baud rate, choose
the rate that is set in the
controller.
(004)
• For Data bits, choose 8 Bits.
• For Parity, choose None.
• For Stop bits, choose 1 Bit.
• For multiple controllers on the same port, for Turn around delay (ms), enter 15 and for Send
ACK delay (ms) enter 15.
• Click OK.
TCP/IP Master…
• For IP address, enter
the IP address of the
controller.
• Click OK.
13) Click OK to close the
Device Properties
dialog.
14) To set up communications with controllers connected to other COM ports or to configure
additional controllers communicating via Ethernet:
• Click New...
• Repeat from step 7 above.
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