Technical data

7 181 465 346 GB (03.02)

Bosch Heatronic board functions

Values that can only be read:

Description Display Reset Value

.1 Heating outlet temperature. 0 - 99˚C -

.2 Sanitary outlet temperature. 0 - 99˚C -

.3 Heat store NTC sensor (ZSB.) 0 - 99˚C

.4 Constant hot water NTC sensor (ZWB.) 0 - 99˚C -

1.2 Order no. for code plug: 8 714 411 XXX 0 - 255 -

1.4 Temperature voltage signal (Terminal 2) from room thermostat

(eg. TRQ 21, TR 100)

5 - 22 VDC -

1.5 Specified CH flow temperature from programmer 0 - 99˚C -

1.6 Outside temperature from TA 211 E or room temperature from

TR 212 E

-20 +30˚C -

1.7 Status TR 2 (0 = Not present 1 = Frost protection 3 = Auto 4 = Day,

Night 5=Error)

0 - 4 -

1.8 Terminal 2 on programmer interface module 0 - 24 VDC -

1.9 Identification code for the external module:

0, 2, 4, 5 = no module connected,

3 = ADM, 6 = TA 211E, 53 = ADM, 56 = TR 212 E).

0 - 8, 53,

2.9 Instantaneous power. 0 - 99 % -

3.0 Fan speed 0 - 105 -

3.3 Quality of the ionisation signal:

0 = no ionisation,

1 = weak ionisation,

2 = medium ionisation,

3 = high ionisation.

0 - 3 -

3.6 Software version 3 x 2

positions

Table 2 First Service Level; Values that can only be read