Watchmon1 hardware guide and pin assignment

BMS central processor for watching CMU cell monitoring units and provides supervision functions.  The supervisor is able to notify remote system(s) of the battery state and when required trigger evasive action to prevent damage to battery pack.

Features with Expansion Boards

• Built-in 8v to 65v DC-DC supply
• Can-Bus communication port
• Isolated Shunt port - Coulomb current sensor
• Isolated CellMon port
• WiFi connectivity
• 8 Input ( 2 Analogue, 1 Pulse counter)
• 10 Output (2 x PWM, 4 Contactor, 4 Relay)
• NeoPixel LED control
• Audio amplifier speaker (alerts and warnings)
• Data logging of key metrics for 10 years
• Clock with backup battery
• Various extension boards from the expansion port
• Dimensions 107 mm Length x 55 mm  Width

Pin Outputs – Top Terminals

Pin Outputs – Bottom Terminals

Pin Outputs – Side Terminals

Callout References

References

• Guide on Watchmon Expansion board
• Assembly of the WatchMon / ExpansionBoard with the CamdenBoss pcb din rail holder