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Siemens RDG400 Basic Documentation CE1P3182en
Building Technologies 2015-05-20
4.12.2 Parameters of the "Expert level"
Parameter
Name Factory setting Range
RDG400
P30 P-band/switching differential in heating mode 2 K (4 °F) 0.5…6 K (1…12 °F)
ü
P31 P-band/switching differential in cooling mode 1 K (2 °F) 0.5…6 K (1…12 °F)
ü
P32 P-band/switching differential for radiator 2 K (4 °F) 0.5…6 K (1…12 °F)
ü
P33 Dead zone in Comfort mode 2 K (4 °F) 0.5…5 K (1…10 °F)
ü
P34 Setpoint differential (w
) 2 K (4 °F) 0.5…5 K (1…10 °F)
ü
P35 Integral action time 5 min 0…10 min
ü
P36 Heating/cooling changeover cooling (X1/X2) 16 °C (61 °F) 10…25 °C (50…77 °F)
ü
P37 Heating/cooling changeover heating (X1/X2) 28 °C (82 °F) 27…40 °C (81…104 °F)
ü
P38 Functionality of X1 1 = external sensor
0 = --- (no function)
1 = room temp ext/ret 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)
ü
0..6
P39 Operating action of X1 if digital input 0 (NO) 0 = = normally open/open
1 = normally closed/closed
ü
P40 Functionality of X2 2 = H/C changeover
0 = --- (no function)
1 = room temp ext/ret 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)
ü
0..6
P41 Operating action of X2 if digital input 0 (NO) 0 = = normally open/open
1 = normally closed/closed
ü
P42 Functionality of D1 3 = operating mode
changeover
0 = --- (no function)
2 = H/C changeover (DI)
3 = operating mode contact [DI)
4 = dew point sensor (DI)
5 = enable electric heater (DI)
6 = fault input (DI)
ü
0..6
P43 Operating action of D1 if digital input 0 (NO) 0 = = normally open/open
1 = normally closed/closed
ü
P44 Running time of Y1/Y2 output
(only with modulating PI control)
150 s 20…300 s
ü
P46 Output Y1/Y2 (if not parameterized as 3-pos.) 1 (On/Off) 1 = 2-position
2 = PWM
ü
P47 Control output for VAV/CAV 0 = 0...10 V 0 = 0...10 V
1 = 3-position
ü
P51 Floor heating limit temperature OFF OFF, 10...50 °C (50…122 °F)
ü
P54 Fan overrun time
(only when electric heater is used)
60 s 0...360 s
ü
P63
Minimum output limitation air flow signal 0% 0…P64 (%)
ü
P64
Maximum output limitation air flow signal 100% P63…100 (%)
ü
P65 Protection heating setpoint 8 °C (46 °F) OFF, 5 °C (41 °F)…W Cool Prot;
(W Cool Prot = 40 °C (104 °F) max.)
ü
P66 Protection cooling setpoint OFF OFF, W Heat Prot…40 °C (104 °F);
(W Heat Prot = 5 °C (41 °F) min.)
ü
P68 Extension Comfort period OFF OFF; 15...360 min
ü
P69 Temporary setpoint Comfort mode
(see also Comfort setpoint P08)
OFF OFF = disabled
ON = enabled
ü
P71 Reload factory settings OFF OFF = disabled
ON = reload start
ü
ü Parameter available
P46: Setting to 2-position or 3-position is done with DIP 4
Note:
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