Assignment Of Terminals And Description Of Inputs / Outputs (I / O); Assignment Of Terminals - Siemens RVW26.000B27 Basic Documentation

Siemens Building Technologies
HVAC Products
9 Assignment of terminals and descrip-
tion of inputs / outputs (I / O)

9.1 Assignment of terminals

Mains voltage
Q5 Q4
H
Y6
Q3
Y5
Y10
Y4
Y3
F1
F2
Y8
Y20
N
N N
Q2
L
Q1
L
RVW26...
Fig. 20 Assignment of connection terminals of the ARG61.040
Electronic Air / Fuel Ratio Control System

9 Assignment of terminals and description of inputs / outputs (I / O)

Extra low-voltage
RxD
+5V
GND
TxD
X3
X1
M
M
U3 X2
M M
U10 U10
B4 B3
M
M
U10 U10
B2 U1
M M
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CC1P7873.1en
15.10.2002