Assembly- and Installation
Instructions
Lohberger Heiztechnik
GmbH
N28/HB N28/GB
Seite 36
Lohberger Heiztechnik GmbH, A-5020 Salzburg-Bergheim, Rechtes Salzachufer 40
Tel. 0662-450444-0, Fax-DW 9
Es gelten unsere aktuellen allgemeinen Geschäftsbedingungen. Irrtum, Druckfehler und technische Änderungen vorbehalten
8.9.6
I/O board with bus module 1 and 3, as well as digital-room unit 1 and 3:
Bus modules 1+3 are fed via a seperate AC power line!
Room units 1+3 are fed via the bus cable (+ conductor dragged along).
Room unit 3 is fed via an external power supply unit.
Fit the shield only to the I/O board. Loop in the device (do not connect with chassis or earthing).
Bus load resistance 120 Ohm 0,5 Watt clamp to the devices between A and B as in image.
8.9.7
I/O board with bus module 1 and 3, as well as digital-room unit 1 to 4:
Bus modules 1+3 are fed via a seperate AC power line!
Digital room units 1 and 2 are fed from the boiler
Digital room units 3 and 4 are fed via an external power supply unit.
Fit the shield only to the I/O board. Loop in the device (do not connect with chassis or earthing).
Bus load resistance 120 Ohm 0,5 Watt clamp to the devices between A and B as in image.