Serial Port Connections - Maple Systems RMI5001 Installation Manual

RMI5001 Installation Guide
SW1 SW2
OFF OFF
ON OFF
OFF ON
ON ON
Note: Power must be cycled on the HMI after the DIP switches are changed to
activate the selected mode.
Hide System Setting Toolbar: Hides the arrow in the bottom-right
corner of the screen that accesses the System Toolbar.
Boot Loader mode: This mode forces the HMI to not execute the
project. This mode is used when replacing or reinstalling the operating
system. Contact Maple Systems for more information.
Restore Factory Settings: Erase project data and restore factory
settings such as IP settings and passwords.

Serial Port Connections

The diagram below indicates the proper pin connections for the serial
ports of the RMI5001.
Pin#
1
2
3
4
5
6
7
8
9
Note: COM2 [RS-485 2W] and COM3 [RS-485 2W] support the Siemens MPI
187.5K multi-point interface. However, only one COM port can be used with the
Siemens MPI interface at a time.
1010-1019 Rev 04
DIP switch positions
DIP switches shown in the off position.
Mode
Normal Operation
Hide System Setting Toolbar
Boot Loader mode
Restore Factory Settings
Figure 4: Serial Port Pinouts
DE9P
COM1 COM2
[RS-232] [RS-485 2 wire]
RXD
TXD
TX/RX+
TX/RX-
COM2
[RS-485 4 wire]
Signal Ground
RX+
RX-
TX+
TX-
COM3
[RS-485 2W]
TX/RX+
TX/RX-
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