M1M FIRMWARE UPDATE
3/8
1
Material and tools needed
•
Latest FW version of M1M available at this
•
User manual of M1M 15 Multimeter available at this
•
User manual of M1M 20 Power meter available at this
•
User manual of M1M 30 Power meter available at this
•
M1M FW update tool available at this
2
Initial settings on M1M device
•
Steps described below shall be completed per each M1M before starting
updating FW.
•
In case of product communicating via Modbus RTU, please follow the
dedicated section "M1M Modbus RTU”
•
In case of product communicating via Modbus TCP/IP, please follow the
dedicated section "M1M Ethernet"
2.1
M1M Modbus RTU
(M4M 15 Modbus, M1M 20 Modbus, M1M 20 I/O, M1M 30 Modbus, M1M
30 I/O)
A.
Check that Modbus RTU cable connected to the ABB power meter is cor-
rectly connected
TIP
: in case the device is not communicating, re-cable the device by
switching terminals
B.
Steps to set Modbus RTU communication parameters are described in
section “Communication (COMM)” of M1M 15, M1M 20 and M1M 30 user
manuals.
On the device, go to "MENU"
→
"CONF"
→
"COMM"
In the "ADDR" section, select an address from 1 to 247.
In the "BAUD" section, select the desired baud rate from the list (9600,
19200, 38400, 57600, 115200).
In the "BYTE" section, select the desired parity from the list (8E1, 8O1,
8N1, 8N2)
C.
Follow the instructions in case M1M is a slave device in master/slave
RS485 network or M1M is directly connected via serial port to PC:
TIP
: In order to directly connect M4M to PC, a RS-485/USB con-
verter is needed.
Verify that Modbus RTU communication settings of M4M are equal to
Modbus RTU settings of the master device.
If the master device is an ABB cloud access point, default settings are re-
ported below:
