Primary Switching Power Supply CM 50-PS-120-230AC/24DC/2.5/F CM 125-PS-120-230AC/24DC/5/F Data Sheet 1219A September 2000 Features  Fully enclosed, touch safe DIN-rail mounted housing  Auto resetting electronic short circuit and overload protection on output  Harmonic filtering maintains the requirements of EN 61000-3-2  Worldwide acceptability: UL 508, CSA, CE and GL. 1219A001 Figure 1. CM...-PS-120-230AC/24DC/.../F  Universal AC and DC input  Adjustable output voltage 22.5-28.5 V dc is ideally suited for applications where lightweight, small space, low heat and high  Parallel connection requires no external efficiency are required. hardware Table 1. General Specifications  LED provides local status indication Technical Data Input voltage........................................... 90-264 V ac and 110-370 V dc  DC-o.k. remote signaling auto sensing Output Nominal voltage .....................................24 V dc + 1%  Conformally coated printed circuit board Adjustable range ................................... 22.5 V dc to 28.5 V dc. Ripple .................................................... 200 mV pk-pk (typical 20 mV pk-pk) Description MTBF (Mean Time Between Failure) .... 500,000 hours Primary switch mode power supplies utilize Nominal current ..................................... 2.5 A/5 A microprocessor based, power conversion Hazardous location temperature code .. T3C circuits. The output is precisely regulated and features a very low ripple value. Approvals .............................................. UL E143711 (1950.508C) C-UL File E143711 These regulated primary switch mode power (CSA 22.2 #14-1791) supplies are universal in application. The CM VDE Req. #5820 CE EN50881-2 power supply is suitable for use in 100% relative EN50082-2 humidity environments. The power supplies are GL (German Lloyds/ Maritime Approval) easily incorporated in bus systems, Class I, Division 2, measurement and controls circuits, contactors Groups A, B, C and D NEC Class II (CM 50 only) and PLC digital and analog I/O circuits, DCS and 1219A002 process control applications. The power supply Phoenix Contact Inc. • P.O. Box 4100  Harrisburg, PA 17111  Phone: (717) 944-1300  Fax: (717) 944-1625 1 CM 50-PS-120-230AC/24DC/2.5/F CM 125-PS-120-230AC/24DC/5/F 1.94 in. 4.94 in. (49 mm) (125 mm) 4 in. 4 in. (101 mm) (101 mm) 5.12 in. 5.25 in. (130 mm) (133 mm) 1219A003 Figure 2. Specifications for the CM 50 and CM 125 Ordering Information 100 CM 50-PS-120-230AC/24DC/2.5/F 29 39 42 5 50 29 39 52 2 CM 125-PS-120-230AC/24DC/5/F 0 20 25 30 35 40 45 50 55 60 Ambient Temperature (°C) 1219A004 Figure 3. Derating Curve The information given herein is based on data believed to be reliable, but Phoenix Contact Inc. makes no warranties expressed or implied as to the accuracy and assumes no liability arising out of its use by others. This publication is not to be taken as license to operate under, or recommendation L + to infringe, any patent. N – Headquarters, U.S. Power o.k. Phoenix Contact Inc. PE P.O. Box 4100 1219A005 Harrisburg, PA 17111-0100 Technical Support and Information: (800) 322-3225 Figure 4. Connection Data Fax: (717) 948-3475 Fax-On-Demand: (800) 944-9901 Email: info@phoenixcon.com Web Site: http://www.phoenixcon.com Headquarters, Canada Phoenix Contact Ltd. 235 Watline Avenue Mississauga, Ontario L4Z 1P3 Phone: (905) 890-2820 Fax: (905) 890-0180 Data Sheet 1219A 2 Output Power (%)