System Pump; Pc/Laptop Connection; Connection Possibilities For The Pcb (Scu- D4) - DeDietrich C 330 ECO Installation, User And Service Manual

C 330 ECO - C 630 ECO
Mains
PUMP
N L N L
31/05/2012 - 7600532-01
ON/OFF
OT BL RL
T003485-B
T003492-E
J4
J6
J7
J9
Alim
B TS +
230 V - 50 Hz
N L N L N N
4.7.8.

System pump

An external central heating pump can be connected to the Pump
terminals of the connector. The maximum input power is 300 VA.
¼ For more information on controlling a modulating pump See
paragraph: "Connection possibilities for the PCB (SCU-S05)", page
42
4.7.9.

PC/Laptop connection

A PC can be connected to the RS 232 input using an USB cable.
Using the Recom PC/Laptop service software, you can enter, change
and read out various boiler settings.
4.7.10. Connection possibilities for the PCB (SCU-
D4)
SCU-D4
0-10V
+ - 4 3 2 1 2 1 2 1 2 1
B A
S SYST + TA - S ECS S EXT
L N L 2 1 2 1 2 1 2 1 2 1 2 1
J1
J2
J5
J8
S AMB S AMBB S AMP A C
J10
S DEP C S DEP B
R000320-A
4. Installation
41