16
5 Electrical connections
In order to function, the FCPM must have the following attached to the unit.
See section 2.2 for reference to connection locations.
Connection No. Description
Comments
1
Output negative
Common ground
1
Battery negative
Common ground
2
Output positive
Output is live once battery connected
3
Battery positive
Ensure battery has isolating connector
8
HMI UART/CAN
At least one HMI interface must be in place
9
HMI Analogue/Digital At least one HMI interface must be in place
10
Regulator interface
H2 SPM1
Hydrogen in 1
Hydrogen connection SPM1
H2 SPM2
Hydrogen in 2
Hydrogen connection SPM2
Current ports that are not used or are optional for operation are:
Connection No. Description
Comments
4
FCPM Out
Do not use – If connected unit is slave
5
FCPM In
Do not use – unit is master if not connected
6
Battery diagnostics out Do not use
7
Battery diagnostics in Do not use
8
HMI UART/CAN
At least one HMI interface must be in place
9
HMI Analogue/Digital At least one HMI interface must be in place
For details of the pin outs for all connectors see appendix section 12.1
10. Regulator Interface
8. HMI (UART/CAN)
11. SD Card
9. HMI (Digital/
Analogue)
FCPM Rear view
SPM 2
Central Module
SPM 1
11
10
9
8
6. Battery Diagnostic
Module (BDM) 2
7. Battery Diagnostic
Module (BDM) 1
4. FCPM In
3. Battery
Positive
5. FCPM Out
2. Positive
Output
1. Ground
FCPM Front view
SPM 2
Central Module
SPM 1
6
3
1
2
7
4
5
