Communication - Pytes Pi LV1 User Manual

Step 3. Wait for the indicator light to go off.
Step 4. Turn off breaker on right side panel of BCU to power off Pi LV1.
5.3.3 Multi Stacks Connection
Pi LV1 supports up to 3 stacks parallel connected.
A 1uHub should be introduced in system to manage multi stack communication.
Inverter
Note:
DIP on 1uHub is protocol address to communicate with PCS.
DIP on each Pi LV1 BCU is CAN communication address.

6 Communication

There are RS-232C, RS485 and CAN communication ports on the Product. The battery status
can be obtained and the battery internal parameters can be modified via Pytes monitoring
software.
CAN
CAN communication Terminal (RJ45 port) follow CAN protocol, to output batteries information.
RS485
RS485 Communication Terminal: (RJ45 port) follow RS485 protocol, to output batteries
information.
RS232
RS232 Communication Terminal: (RJ45 port) follow RS232 protocol, to upgrade the software
and communicate with your PC.
Power button RS232 R8485
CAN Link Port
DIP Switch
Custom-made
Cable
Group 1
Breaker
---End of installation---
Standard cable
DC Input
Standard cable
Standard cable
Group 2
21
Interfaces Grand
Indicator light
Standard cable
Group 3
Positive Busbar
Negative Busbar