DeDietrich C 330 Series Installation, User And Service Manual page 41

Fig.31 Connecting the pump
Mains
PUMP
N L N L
Fig.32 Connecting a PC/laptop
7600532 - v.11 - 13122018
The boiler is supplied without a pump. An external CH pump may be
connected:
1. Connect an external CH pump to the Pump terminals of the
For more information about controlling a modulating pump:
ON/OFF
OT BL RL
AD-0000497-01
A PC or laptop can be connected to the RS232 input using a USB cable.
Using the Recom PC/laptop service software, you can enter, change and
read out various boiler settings.
AD-0000503-01
Connecting the circulating pump
connector.
Maximum power consumption may be 300 VA.
See
Connection options for the SCU-S05 control PCB, page 43
Connecting a PC/laptop
6 Installation
41