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Siemens RDU340… Basic Documentation CE1P3078en
Building Technologies Functions 2014-09-05
# Parameter
Factory
setting
Setting range
RDU340
Expert Level
P30 P-band/switching differential for heating mode 2K 0.5 … 6 K
P31 P-band/switching differential for cooling mode 1 K 0.5 … 6 K
P33 Dead zone in Comfort mode 2 K 0.5 … 5 K
P35 Integral time 5 min 0…10 min
P36 Heating/cooling changeover switching point for cooling 16 °C 10…25 °C
P37 Heating/cooling changeover switching point for heating 28 °C 27…40 °C
P38 X1 functionality 3 (Op mode
switchover)
0:= NA
1:= Ext/Return air temp
2:= Heat/cool changeover
3:= Operating mode switch
4:= Dewpoint monitor
5:= Enable electrical heater
6:= Alarm input
P39 Operating action for X1 if digital input 0 (N.O.) 0:= Normally open
1:= Normally closed
P40 X2 functionality 2 (H/C c/o) Same as P38
P41 Operating action for X2 if digital input 0 (N.O.) 0:= Normally open
1:= Normally closed
P51 Flow temp limit floor heating OFF OFF, 10...50 °C
P58 “no function” ON
P63 Minimum output limitation air flow signal (0..10V) 0% 0…100%
P64 Maximum output limitation air flow signal (0..10V) 100% 0…100%
P65 Heating setpoint for Standby (Wheat
Stb
) 8 °C OFF, 5 °C…Wcool
Stb
P66 Cooling setpoint for Standby (Wcool
Stb
) OFF OFF, W heat
Stb
…40 °C
P69 Temporary setpoint for Comfort mode OFF OFF:= Disabled
ON := Enable
P71 Parameter reset
Set value to ON and confirm by pressing the + and – buttons
OFF OFF:= Idle
ON: = Reset
Diagnostic & Test
d01 Application Diagnose 2P:= single duct
2PEL:= single duct & el. heater
d02 Status input X1 Diagnose 0:= Digital input not activated
1:= Digital input activated
0…49 °C = measured temp. value
00 := H/C input short
100:= H/C input open
d03 Status input X2 Diagnose Same as d02
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