Basic Documentation

50 / 68
Siemens RDU341 Basic Documentation CE1P3172en
Building Technologies 2017-02-17
3.12.4 Parameters of the "Expert level
with diagnostics and test"
Parameter
Name Factory setting Range
Expert level
P30 Heat P-band Xp / switching diff 2 K 0.5 … 6 K
P31 Cool P-band Xp / switching diff 1 K 0.5 … 6 K
P33 Dead zone Comfort mode 2 K 0.5 … 5 K
P35 Integral action time Tn 5 min 0…10 min
P36 H/C ch'over swi point cooling 16 °C 10…25 °C
P37 H/C ch'over swi point heating 28 °C 27…40 °C
P38 Input X1 3 = Op mode contact 0 = --- (no function)
1 = Room temp ext. sensor /
Return air temp (AI)
2 = H/C changeover (AI/DI)
3 = Operating mode contact (DI)
4 = Dew point sensor (DI)
5 = Enable electric heater (DI)
6 = Fault input (DI)
7 = Monitor input (Digital)
8 = Monitor input (Temp)
9 = Supply air sensor (AI)
10 = Presence detector (DI)
P39 Normal position input X1 0 (N.O.) 0 = Normally open / Open
1 = Normally closed / Close
P40 Input X2 1 = Ext. sensor 0 = --- (no function)
1 = Room temp ext. sensor /
Return air temp (AI)
2 = H/C changeover (AI/DI)
3 = Operating mode contact (DI)
4 = Dew point sensor (DI)
5 = Enable electric heater (DI)
6 = Fault input (DI)
7 = Monitor input (Digital)
8 = Monitor input (Temp)
9 = Supply air sensor (AI)
10 = Presence detector (DI)
P41 Normal position input X2 0 (N.O.) 0 = Normally open / Open
1 = Normally closed / Close
P63 Supply air limit value min 0% 0…P64 (%)
P64 Supply air limit value max 100% P63...100 (%)
P65 Protection heating setpoint 8 °C OFF, 5…WCoolProt;
WCoolProt = 40 °C max
P66 Protection cooling setpoint OFF OFF, WHeatProt… 40;
WHeatProt = 5°C min
P68 Temporary Comfort mode 0 (= OFF) 0...360 min
P69 Temporary Comfort setpoint OFF OFF = Disabled
ON = Enabled
P71 Restore factory setting OFF OFF = Disabled
ON = Reload start
“8888” is displayed for 3s during
reload process