Instruction/ maintenance manual of the product DRN-PS-750 Omega Engineering
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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.
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.
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.
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.
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.
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.
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.
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.
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 .
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.
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.
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.
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.
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 Suppli.
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).
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.
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: Therm.
An important point after buying a device Omega Engineering DRN-PS-750 (or even before the purchase) is to read its user manual. We should do this for several simple reasons:
If you have not bought Omega Engineering DRN-PS-750 yet, this is a good time to familiarize yourself with the basic data on the product. First of all view first pages of the manual, you can find above. You should find there the most important technical data Omega Engineering DRN-PS-750 - thus you can check whether the hardware meets your expectations. When delving into next pages of the user manual, Omega Engineering DRN-PS-750 you will learn all the available features of the product, as well as information on its operation. The information that you get Omega Engineering DRN-PS-750 will certainly help you make a decision on the purchase.
If you already are a holder of Omega Engineering DRN-PS-750, but have not read the manual yet, you should do it for the reasons described above. You will learn then if you properly used the available features, and whether you have not made any mistakes, which can shorten the lifetime Omega Engineering DRN-PS-750.
However, one of the most important roles played by the user manual is to help in solving problems with Omega Engineering DRN-PS-750. Almost always you will find there Troubleshooting, which are the most frequently occurring failures and malfunctions of the device Omega Engineering DRN-PS-750 along with tips on how to solve them. Even if you fail to solve the problem, the manual will show you a further procedure – contact to the customer service center or the nearest service center
