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Omega Engineering DRN-PS-750 - page 1
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Omega Engineering DRN-PS-750 - page 2
Servicing North America: USA: One Omega Drive, P.O. Box 4047 ISO 9001 Certified Stamford, CT 06907-0047 TEL: (203) 359-1660 FAX: (203) 359-7700 e-mail: info@omega.com Canada: 976 Bergar Laval (Quebec) H7L 5A1 TEL: (514) 856-6928 FAX: (514) 856-6886 e-mail: info@omega.ca For immediate technical or application assistance: USA and Canada: Sales Servic ...
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Omega Engineering DRN-PS-750 - page 3
1. General Information and Features 2 2. Applicable Standards 3 3. Installation and Removal 4 4. Input and Output Connections 8 5. Specifications 9 5.1 PS T ype Labeling 5.2 Size & W eight 5.3 Mounting 5.4 T emperature Ranges 5.5 Input Range 5.6 Input Current Surge Protection 5.7 Output V oltage 5.8 Output Current 5.9 Output Ripple 5.10 T emper ...
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Omega Engineering DRN-PS-750 - page 4
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: ¥ 4kV tested isolation, primary to output ¥ VDE-style patented shrouded double-bobbin design ¥ PET polyester bobbins, UL 94VO flammabil ...
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Omega Engineering DRN-PS-750 - page 5
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: IPÐ20 VDE 106 Part 1: Class ...
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Omega Engineering DRN-PS-750 - page 6
The DRN power supplies are heavy enough to cause damage and or injury if dropped during installation. Assure firm rail mounting before releasing grip on the unit. 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, add ...
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Omega Engineering DRN-PS-750 - page 7
T o change voltage jumpers: 1. Remove cover from case by carefully prying up two side tabs using a screwdriver . Remove two screws from bottom of case. Slide unit out of case. 2. Locate the main board assembly and position it in front of you the same way as shown in Figure 3.1 on the following page. 3. On the main board, locate the transformer jump ...
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Omega Engineering DRN-PS-750 - page 8
Figure 3.1 Ñ Main Board Power Jumpers MAIN BOARD T1 115VAC WIRING SHOWN WITH W1 W3 TRANSFORMER MOUNTING PLATE W2 115VAC JUMPER WIRING W1 W3 W2 230VAC JUMPER WIRING W2 W3 W1 I NST ALLA TION AND R EMOV AL 3 6 DRN-PS Ñ DIN Rail Power Supplies ...
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Omega Engineering DRN-PS-750 - page 9
Figure 3.2 Ñ 35mm "Top Hat" 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. installation removal I NST ALLA TION AND R EMOV AL 3 7 DRN-PS Ñ DIN Rail Powe ...
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Omega Engineering DRN-PS-750 - page 10
Figure 4.1 Ñ Front Panel Connection Labels shown without regulator cover AC Line AC Neutral Ground RETURN NO CONNECTION +21.5V IN AC N PWR +V N/C OUT DC I NPUT AND O UTPUT C ONNECTIONS 4 8 DRN-PS Ñ DIN Rail Power Supplies ...
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Omega Engineering DRN-PS-750 - page 11
5.1 PS Type Labeling DRNÐPSÐ750, where 750 equals mA rating. DRNÐPSÐ750 5.2 Size & Weight Height: 2.76" (70mm) Width: 2.95" (75mm) Depth: 5.95" (151mm) Weight: 2.0 lbs. (0.9 kg) 5.3 Mounting 35mm "top hat" DIN EN 50022 5.4 Temperature Ranges Operating Temperature Ranges -20 to 60 degrees C Storage Temperature Ranges ...
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Omega Engineering DRN-PS-750 - page 12
5.5 Input Range 115 or 230V, 49Ð61Hz DRNÐPSÐ750 ± 10% 5.6 Input Current Surge Protection 6kA/275V Varistor 5.7 Output Voltage 21.5V ± 2% - IR, where I = output current amperes and R = 0.3½ 5.8 Output Current DRNÐPSÐ750 0Ð750mA 5.9 Output Ripple Less than 10mV pp S PECIFICA TIONS 5 10 DRN-PS Ñ DIN Rail Power Supplies ...
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Omega Engineering DRN-PS-750 - page 13
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 no fuses required 5.13 Wire Connections Screw down wire clamps, AWG 12 to 26 (ferrul ...
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Omega Engineering DRN-PS-750 - page 14
Figure 6.1 Ñ Derating Graph Figure 7.1 Ñ Block Diagram 49-61Hz 115/230vac INPUT: (+V) Ground AC Line AC Neutral V A R I S T O R L C F I L T E R B R I D G E ( ) 21.5V R E G U L A T O R Return 75mA 50 DRN-PS-750 ¡ C Ambient 0 1000 800 600 400 200 60 45 35 25 15 5 -5 I max. D ERA TING G RAPH / B LOCK D IAGRAM 6/7 12 DRN-PS Ñ DIN Rail Power Sup ...
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Omega Engineering DRN-PS-750 - page 15
Figure 8.1 Ñ Dimensions SPACED AS SHOWN. POWER SUPPLY WITH [151.1] 5.95 2.76 2.95 3.15 TWO SCREWS FASTEN RAIL UNDER MAX [70.0] [75.0] [80.0] D IMENSIONS D RA WING 8 13 DRN-PS Ñ DIN Rail Power Supplies ...
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Omega Engineering DRN-PS-750 - page 16
S AFETY C ONSIDERA TIONS 14 DNR-PS Ñ DIN Rail Power Supplies Unpacking & Inspection Unpack the instrument and inspect for obvious shipping damage. Do not attempt to operate the unit if damage is found. This instrument is a panel mount device protected in accordance with Class I of EN 61010 (115/230 AC power connections). Installation of this i ...
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Omega Engineering DRN-PS-750 - page 17
WARRANTY / DISCLAIMER OMEGA ENGINEERING, INC. warrants this unit to be free of defects in materials and workmanship for a period of 13 months from date of purchase. OMEGA Warranty adds an additional one (1) month grace period to the normal one (1) year product warranty to cover handling and shipping time. This ensures that OMEGAÕs customers receiv ...
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Omega Engineering DRN-PS-750 - page 18
Where Do I Find Everything I Need for Process Measurement and Control? OM EGAÉOf Course! TEMPERATURE M U Thermocouple, RTD & Thermistor Probes, Connectors, Panels & Assemblies M U Wire: Thermocouple, RTD & Thermistor M U Calibrators & Ice Point References M U Recorders, Controllers & Process Monitors M U Infrared Pyrometers PRE ...
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