Siemens RDG400 manual Technical data

Power supply

Outputs

Inputs

Operational data

8			Technical data
	Operating voltage				SELV AC 24 V ± 20%
	Frequency				50/60 Hz
	Power consumption				Max. 2 VA
	Control output Y10-G0				DC 0…10 V
		Resolution			39 mV
		Current			Max. ± 1 mA
	Control output Y1, Y2-G				AC 24 V
		Rating			Max. 1 A
	Multifunctional inputs
		X1-M / X2-M
			Temperature sensor input		QAH11.1 (NTC)
			Type
			Digital input		Selectable (NO/NC)
			Operating action
			Contact sensing		DC 0…5 V, max. 5 mA
		D1-GND			Selectable (NO/NC)
			Operating action
			Contact sensing		SELV DC 6…15 V, 3…6 mA
		Function input			Selectable
			External temperature sensor, changeover
			sensor, operating mode switchover contact,
			dewpoint monitor contact, enable electrical
			heater contact, fault contact
	Switching differential, adjustable				2 K (0.5...6 K)
		Heating mode		(P30)
		Cooling mode		(P31)	1 K (0.5...6 K)
	Setpoint setting and range				21 °C	(5...40 °C)
			Comfort mode	(P08)
			Energy Saving mode	(P11-P12)	15 °C/30 °C (OFF, 5...40
			Protection	(P65-P66)	°C)	(OFF, 5...40 °C)
					8 °C/OFF
	Multifunctional inputs X1 / X2 / D1				Selectable
		Input X1			Ext. temperature sensor
					(P38=1)
		Input X2			Changeover sensor
					(P40=2)
		Input D1			Operating mode switchover
					(P42=3)
	Built-in room temperature sensor				0…49 °C
		Measuring range
		Accuracy at 25 °C			< ± 0.5 K
		Temperature calibration range			± 3.0 K
	Settings and display resolution				0.5 °C
		Setpoints
		Current temperature value displayed			0.5 °C

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Siemens	RDG100…/RDG110…/RDG140.../RDG160… Basic Documentation	CE1P3182en
Building Technologies	Technical data	28 May 2009