Stulz EC Tower ECD 91 - Page 134

134 EN/01.2019/G22 © STULZ GmbH – all rights reserved
ec tower technical manual
No. Description
1
RS485 EBUS expansion board (K06)
2
Switch for setting the bias voltage
3
Switch for setting the bus termination
4
Port 2
5
Port 3
6
Connector
11. 
12. Connect port 2 or 3 as per the circuit diagram.
13. 
14. Switch on the circuit-breaker (F20) by turning it to setting 1.
15. Close the door of junction box 1 using the supplied triangular socket wrench.
16. Switch on the unit via the master switch.
17. 
18. 
5
4
6
1 2 3