Benutzer-Werkzeuge

Webseiten-Werkzeuge


ebus:serviceb505

B5h 05h – Burner Operational Data

This Broadcast informs about the operational data of the burner control unit. It seems to be a Vaillant specific variant of Service 08h 01h.

Master/ Slave Byte-No. Abbrev. Description Unit Range Type/ [Res.] Repl. Value Note
M1 QQ Source address
M2 ZZ = FEh Target address
M3 PB = B5h Vaillant command
M4 SB = 05h Burner Operational Data?
M5 NN = 02h Length of data
M6 xx = 04h
xx = 29h
unknown
M7 yy = 00h unknown
M8 CRC
M9 SYN
Master/ Slave Byte-No. Abbrev. Description Unit Range Type/ [Res.] Repl. Value Note
M1 QQ Source address VRS620
M2 ZZ = FEh Target address
M3 PB = B5h Vaillant command
M4 SB = 05h Burner Operational Data
M5 NN = 04h Length of data
M6 xx = 27h (unknown) unknown
M7 Bit0 = BW_load BYTE 00h, 01h
This bit is active when service water is loaded.
M8 VT Lead water temperature °C 0-89 CHAR 5A h Vorlauftemperatur IST HK1
VF1-Fühler
M9 Bit0 = BW_load BYTE 00h, 01h
This bit seems to be synchronous to M7 Bit0.
M10 CRC
M11 SYN

.M6 xx=2Dh gesehen, dabei haben die Daten M7 - M9 aber andere Werte gehabt.

Block 36h – Unknown

Master/ Slave Byte-No. Abbrev. Description Unit Range Type/ [Res.] Repl. Value Note
M1 QQ Source address 10h
M2 ZZ Target address FEh
M3 PB = B5h Vaillant command B5h
M4 SB = 05h Get Data Block 04h
M5 NN = 02h Length of data 01h
M6 DB = 06h Block 06h 06h
M7 NN On/OFF?? Zubegin von Einmaliger Speicherladung mit 01h und zum Ende 00h 00h / 01h
M8 CRC D9h
Master/ Slave Byte-No. Abbrev. Description Unit Range Type/ [Res.] Repl. Value Note
M1 QQ Source address VRS620
M2 ZZ = FEh Target address
M3 PB = B5h Vaillant command
M4 SB = 05h Burner Operational Data
M5 NN = 08h Length of data
M6 xx = 2Bh (unknown) unknown
M7 gesehen 0Fh
M8 gesehen 01h
M9 gesehen 00h
M10 gesehen 00h
M11 gesehen 00h
M12 gesehen 00h
M13 gesehen 80h
M14 CRC
M15 SYN

Block 3C - VR 81 remote control unit for VRC 430(f)/470(f)

Master/ Slave Byte-No. Abbrev. Description Unit Range Type/ [Res.] Repl. Value Note
M1 QQ = 30h Source address 30h
M2 ZZ = 26h Target address 26h
M3 PB = B5h Vaillant command B5h
M4 SB = 05h Get Data Block 05h
M5 NN = 05h Length of data 05h
M6 DB = 3Ch Block 3Ch 3Ch
M7RC_A_LCurrent room temperature (not corrected by offset value) data2c
M8RC_A_H
M9RC_B_LCurrent room temperature (corrected by offset value) data2c
M10RC_B_H
M11 CRC D9h
M12ACK

This frame can be used to determine the current room temperature reliably. The target room temperature and the current heating status (off, day, night) can be found in the frame (qq=30h, zz=26h, pb=B5h, sb=04, nn=01, first data byte 26h).


ebus/serviceb505.txt · Zuletzt geändert: 2015/10/14 14:56 (Externe Bearbeitung)