Omega Engineering DIN-RAIL DRN-PS-750 Operator's Manual

Compact din-rail 21.5 volt regulated power supplies

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Summary of Contents for Omega Engineering DIN-RAIL DRN-PS-750

  • Page 2 European New Approach Directives. OMEGA will add the CE mark to every appropriate device upon certification. The information contained in this document is believed to be correct but OMEGA Engineering, Inc. accepts no liability for any errors it contains, and reserves the right to alter specifications without notice.
  • Page 3: Table Of Contents

    1. General Information and Features 2. Applicable Standards 3. Installation and Removal 4. Input and Output Connections 5. Specifications 5.1 PS Type Labeling 5.2 Size & Weight 5.3 Mounting 5.4 Temperature Ranges 5.5 Input Range 5.6 Input Current Surge Protection 5.7 Output Voltage 5.8 Output Current 5.9 Output Ripple...
  • Page 4: General Information And Features

    ENERAL The compact DRN power supplies are designed to supply well-regulated 21.5 volt DC power to sensors, signal conditioners, data acquisition systems and high level logic equipment. Significant DRN features include: ¥ Features ¥ ¥ ¥ ¥ ¥ ¥ ¥ ¥...
  • Page 5: Applicable Standards

    2.1 Input Voltage Tolerances Exceeds IEC 38 range 2.2 Input / Output Isolation 4KV rms 60Hz 1 minute test 630V conductor spacing, IEC 348 Exceeds VDE551 / IEC 742 separation spacing Exceeds VDE106 protective separation Exceeds VDE 160 clearance distances Exceeds VDE160 creepage distances 2.3 Protective Classes IEC 529:...
  • Page 6: Installation And Removal

    If a rail assembly is to be transported, then disconnection, dismounting and separate packing of the power supply is recommended. For units that must be shipped installed on the rail, additional bracing to resist transportation shocks is recommended.
  • Page 7 To change voltage jumpers: 1. Remove cover from case by carefully 2. Locate the main board assembly and 3. On the main board, locate the Warning! NSTALLATION AND prying up two side tabs using a screwdriver. Remove two screws from bottom of case.
  • Page 8 NSTALLATION AND EMOVAL TRANSFORMER MOUNTING PLATE SHOWN WITH 115VAC WIRING MAIN BOARD 230VAC JUMPER WIRING 115VAC JUMPER WIRING Figure 3.1 Ñ Main Board Power Jumpers DRN-PS Ñ DIN Rail Power Supplies...
  • Page 9 installation removal Installation: Hook in the module with the mounting rail guide on the top edge of the mounting rail and lower it to lock it into position. Removal: Release the spring catch with a screwdriver while raising the module to disengage it. NSTALLATION AND Figure 3.2 Ñ...
  • Page 10: Input And Output Connections

    NPUT AND UTPUT ONNECTIONS RETURN AC Line AC Neutral NO CONNECTION Ground +21.5V Figure 4.1 Ñ Front Panel Connection Labels shown without regulator cover DRN-PS Ñ DIN Rail Power Supplies...
  • Page 11: Specifications

    5.1 PS Type Labeling DRNÐPSÐ750, where 750 equals mA rating. 5.2 Size & Weight Height: Width: Depth: Weight: 5.3 Mounting 35mm "top hat" DIN EN 50022 5.4 Temperature Ranges Operating Temperature Ranges Storage Temperature Ranges PECIFICATIONS DRNÐPSÐ750 2.76" 2.95" 5.95" 2.0 lbs.
  • Page 12: Input Range

    PECIFICATIONS 5.5 Input Range 115 or 230V, 49Ð61Hz 5.6 Input Current Surge Protection 5.7 Output Voltage 21.5V ± 2% - IR, where I = output current amperes and R = 0.3½ 5.8 Output Current DRNÐPSÐ750 5.9 Output Ripple Less than 10mV pp DRNÐPSÐ750 ±...
  • Page 13: Temperature Derating

    5.10 Temperature Derating None below 50 degrees C DRNÐPSÐ750, 15mA per degree C above 50¡C 5.11 Power-on Indicator Front Panel red LED lamp 5.12 Short-circuit and overload protection DRNÐPSÐ750 foldback current limiting with automatic high temperature shutdown 5.13 Wire Connections Screw down wire clamps, AWG 12 to 26 (ferrules recommended for stranded wire).
  • Page 14: Derating Graph

    ERATING 1000 DRN-PS-750 I max. AC Line INPUT: 115/230vac 49-61Hz AC Neutral Ground RAPH LOCK ¡C Ambient Figure 6.1 Ñ Derating Graph Figure 7.1 Ñ Block Diagram DRN-PS Ñ DIN Rail Power Supplies IAGRAM 75mA (+V) 21.5V Return...
  • Page 15: Dimensions Drawing

    IMENSIONS RAWING FASTEN RAIL UNDER POWER SUPPLY WITH TWO SCREWS SPACED AS SHOWN. 3.15 [80.0] 2.95 2.76 [75.0] [70.0] 5.95 [151.1] Figure 8.1 Ñ Dimensions DRN-PS Ñ DIN Rail Power Supplies...
  • Page 16: Safety Considerations

    AFETY This device is marked with the international Caution symbol. manual before installing or commissioning this device as it contains important information relating to Safety and EMC (Electromagnetic Compatibility). Unpacking & Inspection Unpack the instrument and inspect for obvious shipping damage. Do not attempt to operate the unit if damage is found.
  • Page 17 OMEGA is a registered trademark of OMEGA ENGINEERING, INC. © Copyright 1999 OMEGA ENGINEERING, INC. All rights reserved. This document may not be copied, photocopied, reproduced, translated, or reduced to any electronic medium or machine-readable form, in whole or in part, without prior written consent of OMEGA ENGINEERING, INC.
  • Page 18 Where Do I Find Everything I Need for Process Measurement and Control? OMEGAÉOf Course! TEMPERATURE Thermocouple, RTD & Thermistor Probes, Connectors, Panels & Assemblies Wire: Thermocouple, RTD & Thermistor Calibrators & Ice Point References Recorders, Controllers & Process Monitors Infrared Pyrometers PRESSURE, STRAIN AND FORCE Transducers &...

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