UAWEI WD2DUBBPf100 UBBPf1 HUAWEI WD2DUBBPF0CM UBBPf0 HUAWEI WD22UBBPem 024CFA1 UBBPem HUAWEI UBBPFW1 HUAWEI QCU1UBRI 030529 UBRI HUAWEI WD2DUBBPE200 03057153 UBBPe2 HUAWEI WD2DUBBPE300 3057154 UBBPe3 HUAWEI WD2DUBBPE400 03057155 UBBPe4 HUAWEI WD2DUBBPE600 03057157 UBBPe6 HUAWEI 03057158 WD2DUBBPE800 UBBPe8 HUAWEI WD2DUBBPE900 UBBPe9 HUAWEI WD2DUBBPE101 0305788 UBBPe10 HUAWEI WD2DUBBPE110 0305788 UBBPe11 HUAWEI WD2DUBBPE12C 03058245 UBBPe12 Huawei WD22UBBPem 024CFA UBBPem HUAWEI WD2DUBBPD900 03022NJR UBBPd9 HUAWEI WD2DUBBPD600 022HEM WUBBPd6 HUAWEI WD2DUPPBD500 022HEL UBBPd5 HUAWEI WD2DUBBPD400 022HEX UBBPd4 HUAWEI WD2DUBBP0100 022HEG UBBPd1 huawei UBBPD3 022022HEJ WD2DUBBPD300 huawei UBBPD8 UPEU boards perform the following functions: · A UPEUa/UPEUc/UPEUd converts -48 V DC input power into +12 V DC power. · A UPEUb converts +24 V DC input power into +12 V DC power. · A UPEU provides two ports with each transmitting one RS485 signal and two ports with each transmitting four Boolean signals. The Boolean signals can only be dry contact or open collector (OC) signals.