Computronic Controls Sentinel 300P - Manual (Page 20)

SNTL300P-PCSUITE installation & operation ci0042 p20/22 issue 5 2015-04-22
Configuration of SNTL300-P via RS485
In order for customers to transmit their own remote profiles to the SNTL300P, the following protocol must be
used:
Packet must be sent in MODBUS RTU format.
Use the ‘Set multiple holding registers’ command (0x10)
Slave address must equal that of the charger. (Default of 100)
Register start address = 64
Number of points = 17
Register SNTL300P Function Scaling
40064 Float voltage Voltage X 10
40065 Boost voltage Voltage X 10
40066 Boost initiate voltage Voltage X 10
40067 Boost period Minutes
40068 Low alarm voltage Voltage X 10
40069 High alarm voltage Voltage X 10
40070 Number of cells Cells X 1
40071-40080 Profile name 2 ASCII characters per register