2220
Switchmode power supply
- Mains voltage input
- Isolation 3.75 kVAC
- Short-circuit protection
- Thermal overload protection
- Standard 11-pole relay socket
Manuals : 
Data sheet :
Advanced features
- The power supply is based on secondary switchmode technology to achieve a high efficiency.
- The output is adjustable from front potentiometer in the range 5...24 VDC.
Application
- General power supply for smaller measurement systems requiring fixed stabilized 24 VDC, or supply for any other sensors, transmitters or as a general variable power supply 5 to 24 VDC.
- Two units may be connected in series for plus / minus or higher output voltage.
- Suitable for PELV/SELV applications.
Technical characteristics
- A green LED indicates active output.
- Double-isolated safety transformer.
- Isolation test voltage between input and output is 3.75 kVAC.
- The input circuit is protected with a thermal fuse.
- Output short circuit protection with current limiter.
Environmental Conditions
Specifications range -20°C to +60°C Relative humidity < 95% RH (non-cond.) Protection degree IP50 Mechanical specifications
Dimensions (HxWxD) 80.5 x 35.5 x 84.5 mm (D is without pins) Weight approx. 425 g Common specifications
Internal consumption 4 W Isolation voltage, test / working 3.75 kVAC / 250 VAC Transformer EN 60742 Effect of supply voltage change < ±30 mV (±10%) Transient stability (10%-max. load) < 250 mV Temperature coefficient 0.05% / °C EMC immunity influence < ±0.5% Input specifications
Input voltage (AC) 21.6...26.4 VAC 99...121 VAC
108...132 VAC
207...253 VACFrequency 50...60 Hz Output specifications
Output voltage 4.75...25.2 VDC Output power Max. 7 W Output current 1 A / 5 VDC 0.55 A / 12 VDC
0.45 A / 15 VDC
0.3 A / 24 VDCLoad effect (10%-max. load) < 1.5% / A Current limit Typ. 2.2 A (short circuit) Output ripple < 20 mVRMS Approvals
EMC EN 61326-1 LVD 2006/95/EC EN 61010-1 PELV/SELV IEC 364-4-41 and EN 60742 EAC TR-CU 020/2011 EN 61326-1