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Introduction

All Maple Systems HMIs programmed with EBPro (EasyBuilder Pro), including every cMT X Series and cMT Series model, are compatible with Crouzet M3 (FBD). Configure your Controller and HMI/cMT with the following parameters to establish reliable communication.

HMI Setting

ParametersRecommendedOptionsNotes
PLC typeCROUZET M3 (FBD)
PLC I/FRS232
Baud rate115200
Data bits7
ParityEven
Stop bits1
PLC sta. no.1

*Support communications between HMI and PLC in pass-through mode

*Set LW-9903 to 2 to enhance the speed of download/upload PLC program in pass-through mode

*When using pass-through, the driver will stop communication between HMI and PLC.

Device Address

Bit/WordDevice typeFormatRangeMemo
BIDD1 ~ 99Input
BSLI_BitDDh10 ~ 24fSerial link input
BSLO_BitDDh250 ~ 48fSerial link output (read only)
BStateD1State in PLC (read only)
WAIDD1 ~ 99Analogy input (default: 1 ~ 4)
WSL_INDD1 ~ 24Serial link input
WSL_OUTDD25 ~ 48Serial link output (read only)
WTimeD1 ~ 6Time & Day*
WOrderD1Command** (write only)
WID_TableDD1 ~ 22

* address 1: second, address 2: minute, address 3: hour, address 4: day, address 5: month, address 6: year. The value range for “Year” is 0~99, entering “0” represents year 2000, entering “99” represents year 2099.

** run mode write 2, stop mode write 1.

Wiring Diagram

NOTE: The serial port pin assignments may vary between HMI models.

Diagram 1: RS-232 (CROUZET M3: 9P D-Sub)

HMIDirectionPLC
Pin assignmentsRS232
9P D-Sub
(Extension cable)
Rx↔ (bidirectional)2 TX
Tx↔ (bidirectional)3 RX
GND↔ (bidirectional)5 GND
RTS↔ (bidirectional)4 DTR

Suitable for HMI models with RTS communication pins.

Diagram 2: RS-232 (CROUZET M3: 9P D-Sub)

HMIDirectionPLC
Pin assignmentsRS232
9P D-Sub
(Extension cable)
Rx↔ (bidirectional)2 TX
Tx↔ (bidirectional)3 RX
GND↔ (bidirectional)5 GND
TX+ (RS485)↔ (bidirectional)4 DTR

Suitable for 4.3-inch HMI.

Diagram 3: RS-232 (CROUZET M3: 9P D-Sub)

HMIDirectionPLC
Pin assignmentsRS232
9P D-Sub
(Extension cable)
Rx↔ (bidirectional)2 TX
Tx↔ (bidirectional)3 RX
GND↔ (bidirectional)5 GND
0V External Power Supply← (from PLC)
+5V External Power supply↔ (bidirectional)4 DTR

Suitable for External Power Supply.

Crouzet Millenium 3 PLC with serial extension cable attached for RS-232 connection to HMI.

NOTE: Please use 3m serial link cable (Accessories from Millenium 3) and extension cable (as shown) to communicate with HMI series.

HMI, user's cable, Crouzet part 88970102 serial cable, and Millenium 3 PLC shown as components required for Diagram 3 RS-232 wiring.