Introduction
All Maple Systems HMIs programmed with EBPro (EasyBuilder Pro), including every cMT X Series and cMT Series model, are compatible with GE Intelligent Platforms CMM. Configure your Controller and HMI/cMT with the following parameters to establish reliable communication.
Website: http://www.ge.com
HMI Settings
| Parameters | Recommended | Options | Notes |
|---|---|---|---|
| PLC type | GE CMM | ||
| PLC I/F | RS232 | RS232/RS485 | |
| Baud rate | 19200 | 9600, 19200, 38400, 57600, 115200 | |
| Data bits | 8 | 7, 8 | Must set to 8 for this protocol |
| Parity | Odd | Even, Odd, None | |
| Stop bits | 1 | 1, 2 | |
| PLC sta. no. | 0 | 0–0–255 | Does not apply to this protocol |
PLC Settings
Refer to the related PLC manual.
Device Address
| Bit/Word | Device type | Format | Range | Memo |
|---|---|---|---|---|
| B | I |
DDDDD | 1 ~ 10000 | Input relay |
| B | Q |
DDDDD | 1 ~ 10000 | Output relay |
| B | M |
DDDDD | 1 ~ 10000 | Auxiliary relay |
| B | G |
DDDD | 1 ~ 7680 | |
| B | T |
DDD | 1 ~ 256 | |
| B | SA |
DDD | 1 ~ 128 | |
| B | SB |
DDD | 1 ~ 128 | |
| B | SC |
DDD | 1 ~ 128 | |
| B | S |
DDD | 1 ~ 128 | |
| W | AI |
DDDDD | 1 ~ 10000 | Analog input register |
| W | AQ |
DDDDD | 1 ~ 10000 | Analog output register |
| W | R |
DDDDD | 1 ~ 32640 | Data register |
Wiring Diagrams
NOTE: The serial port pin assignments may vary between HMI models.
Diagram 1: RS-485 4W
| HMI | Direction | PLC |
|---|---|---|
| Pin assignments | RS485 4W 25P D-Sub Male |
|
| Rx- | ↔ (bidirectional) | 9 |
| RX+ | ↔ (bidirectional) | 21 |
| Tx- | ↔ (bidirectional) | 7 |
| Tx+ | ↔ (bidirectional) | 13 |
| GND | ↔ (bidirectional) | 25 |
| ↕︎ (tie) | 24 | |
| ↕︎ (tie) | 10 11 |
|
| ↕︎ (tie) | 22 23 |
Diagram 2: RS-232
| HMI | Direction | PLC |
|---|---|---|
| Pin assignments | RS232 25P D-Sub Male |
|
| Rx | ↔ (bidirectional) | 2 |
| Tx | ↔ (bidirectional) | 3 |
| GND | ↔ (bidirectional) | 7 |
| ↕︎ (tie) | 4 5 |