Introduction
All Maple Systems HMIs programmed with EBPro (EasyBuilder Pro), including every cMT X Series and cMT Series model, are compatible with Justfi Controller. Configure your Controller and HMI/cMT with the following parameters to establish reliable communication.
Supported Series: Justfi weighing instruments, Industrial Batching Controller supports XK31CB4, XK31CB6
Website: http://www.justfi.com
HMI Setting
| Parameters | Recommended | Options | Notes |
|---|---|---|---|
| PLC type | Justfi controller | ||
| PLC I/F | RS232 | ||
| Baud rate | 9600 | 9600, 19200 | |
| Data bits | 7 | 7 or 8 | |
| Parity | Even | Even, Odd, None | |
| Stop bits | 1 | 1 or 2 | |
| PLC sta. no. | 1 |
Device Address
| Bit/Word | Device type | Format | Range | Memo |
|---|---|---|---|---|
| W | Func | DD | 0 ~ 99 | Read / Write |
| DW | Func_DW | DD | 0 ~ 99 | Read / Write |
| W | RW | H | 0 | Weight (read only) |
| W | RF | H | 0 | Read result (read only) |
| W | RT | H | 0 | Read total (read only) |
| W | RG | H | 0 | Read prescription group |
| W | RC | H | 0 | Circle |
| W | RB | H | 0 | Read status (read only) |
| W | MZ | H | 0 | Zero (write only) |
| W | MT | H | 0 | Tare (write only) |
| W | CT | H | 0 | Clear tare (write only) |
| W | DT | H | 0 | Clear total (write only) |
| W | BB | H | 0 | Start (write only) |
| W | HB | H | 0 | Stop (write only) |
| W | BD | H | 0 | Discharge (write only) |
| W | RP1t … RP6F | H | 0 | Read/Write recipe |
Wiring Diagram
NOTE: The serial port pin assignments may vary between HMI models.
RS-232
| HMI | Direction | PLC |
|---|---|---|
| Pin assignments | CB4 RS232 | |
| Rx | ↔ (bidirectional) | TD |
| Tx | ↔ (bidirectional) | RD |
| GND | ↔ (bidirectional) | GND |