SolaX Power X1-Hybrid-G4 - BMS;DRM;CAN;COM;LCD Port Connection

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• BMS/DRM/CAN/COM/LCD port connection
1. Pin definition for BMS
Pin 1 2 3 4 5 6 7 8
Pin
Definition
BAT_
TEMP
GND GND
BMS_
CANH
BMS_
CANL
X
BMS-
485A
BMS_
485B
* The communication port on the lithium battery must be consistent with the definition of
pins 4, 5, 7, and 8 above.
2. Pin definition for DRM
Pin 1 2 3 4 5 6 7 8
Pin Definition DRM1/5 DRM2/6 DRM3/7 DRM4/8 +3.3V DRM0 GND GND
* For AS4777 DRM, only PIN6 (DRM0) and PIN1 (DRM1/5) are functional now.
3. Pin definition for CAN
Pin 1 2 3 4 5 6 7 8
Pin Definition 485A 485B VCC CANH CANL GND SYN1 SYN2
4. COM
/
LCD
4.1 Pin definition for COM
/
LCD
Pin 1 2 3 4 5 6 7 8
Pin
Definition
Drycontact_
A (in)
Drycontact_
B (in)
+13V 485A 485B GND
Drycontact_
A (out)
Drycontact_
B (out)
* You can communicate the inverter and external devices through the COM interface.
Professional users can use pins 4 and 5 to realize data acquisition and external control
functions. The communication protocol is Modbus RTU.
* When the ShutDown function is enabled, connecting pins 1 and 2 can shut down the
inverter. (Settings <Password 2014>
→
Advance Settings
→
ShutDown
→
Enable)
4.2 Situation of external equipment controlled by the inverter
USB to RS485
converter
Data Read
Adapter Box