1. Preface¶
Thank you for choosing a Magna-Power Electronics product. This document provides user, service, and programming information the SL Series MagnaDC programmable DC power supply. If you have any suggestions or feedback for this document, please contact Magna-Power at feedback@magna-power.com.
1.1. Contact Magna-Power¶
Magna-Power support can be contacted for service, technical support, or spare parts:
By Phone: +1-908-237-2200
By Email: support@magna-power.com
Visit magna-power.com/support for more support resources and information about contacting Magna-Power worldwide.
1.2. Safety Notice¶
The following general safety precautions must be observed during all phases of operation of this instrument. Failure to comply with these precautions or with specific warnings elsewhere in this manual violates safety standards of design, manufacture, and intended use of the instrument. Neither Magna-Power Electronics nor any of the associated sales organizations accept responsibility for personal injury, consequential injury, loss, or damage resulting from improper use of the equipment and accessories.
Installation and service must be performed only by properly trained and qualified personnel who are aware of dealing with electrical hazards. Ensure that the AC power line ground is properly connected to the MagnaDC power supply chassis. Furthermore, other power grounds, including those connected to application maintenance equipment, must be grounded for both personnel and equipment safety.
This product is a Safety Class 1 instrument, provided with a protective earth terminal. The protective features of this product may be impaired if it is used in a manner not specified in the operation instructions.
Warning
Residual voltage. Lethal voltages may be present inside the MagnaDC power supply even when the AC input voltage is disconnected. Only properly trained and qualified personnel should remove covers and access the inside of the MagnaDC power supply.
During normal operation, the operator does not have access to hazardous voltages within the product’s chassis. Depending on the application, high voltages hazardous to human safety may be present on the DC power terminals. Ensure that the DC power cables are properly labeled as to the safety hazards and that any inadvertent contact with hazardous voltages is eliminated.
Do not install substitute parts or perform unauthorized maintenance on the product.
These operating instructions form an integral part of the equipment and must be available to the operating personnel at all times. All the safety instructions and advice notes are to be followed.
Warning
General. Do not use this product in any manner not specified by the manufacturer. The protective features of this product may be impaired if it is used in a manner not specified in the operating instructions.
Warning
Environmental Conditions. Never use the instrument outside of the specified environmental conditions described in the Environmental Characteristics of the specifications.
Warning
Ground the Instrument. This product is provided with protective earth terminals. To minimize shock hazard, the instrument must be connected to the AC mains through a grounded power cable, with the ground wire firmly connected to an electrical ground (safety ground) at the power outlet. Any interruption of the protective (grounding) conductor or disconnection of the protective earth terminal will cause a potential shock hazard that could result in injury or death.
Warning
Before Applying Power. Verify that all safety precautions are taken. All connections must be made with the unit turned off, and must be performed by qualified personnel who are aware of the hazards involved. Improper actions can cause fatal injury as well as equipment damage. Note the instrument’s external markings described under “Safety Symbols”.
Warning
Do Not Operate in an Explosive Atmosphere. Do not operate the instrument in the presence of flammable gases or fumes.
Warning
Do Not Remove the Instrument Cover. Only qualified, service-trained personnel who are aware of the hazards involved should remove instrument covers. Disconnect the power cable and any external circuits before removing instrument covers.
Warning
Do Not Modify the Instrument. Do not install substitute parts or perform any unauthorized modification to the product, except with the direction of Magna-Power support personnel. Return the product to a Magna-Power authorized service center for repair.
Warning
In Case of Damage. Instruments that are not functioning correctly, appear damaged or defective should be made inoperative and secured against unintended operation until they can be repaired by qualified service personnel.
1.3. Safety Symbols¶
Direct current |
Alternating current |
Caution. Refer to documentation or notation for more information before proceeding. |
Caution, risk of electric shock. Refer to documentation or notation for more information before proceeding. |
Caution, hot surface. |
Earth ground terminal. |
The ETL mark, which is a registered trademark of Intertek. |
The CE mark, which is a registered trademark of the European Community. |
1.4. Limited Warranty¶
The following is made in lieu of all warranties expressed or implied.
Magna-Power Electronics, Inc. warranties its products to be free of manufacturing defects for a period of two years from date of original shipment from its factory. Magna-Power Electronics, Inc. will repair, replace, or refund the purchase price at its discretion, which upon examination by Magna-Power Electronics, Inc., is determined to be defective in material or workmanship, providing such claimed defective material is returned upon written authorization of Magna-Power Electronics, Inc., freight and duties prepaid.
For products failing within the first 30 days of the warranty period, Magna-Power Electronics, Inc. will return the repaired product at its expense using a standard ground shipping method; after 30 days of the warranty period, the repaired product will be returned at the customer’s expense using the customer’s requested shipping method.
Damage due to corrosion, customer alterations, excessive dust, extreme environmental or electrical conditions, and/or misuse will be evaluated upon inspection. If inspection reveals that the cause of damage is not due to materials or workmanship, repair of the product will be treated on a non-warranty basis.
All electrical, commercial supply parts, and items not manufactured by Magna-Power Electronics, Inc. shall carry the warranty of the original manufacturer and no more, but under no circumstances to exceed the warranty period. Replacement parts shall be warranted for a period of 90 days. Warranty labor shall only apply if the product, assembly, or part is returned to the factory freight prepaid and insured. Damage or breakage while in transit is not covered by this warranty.
Magna-Power Electronics, Inc. assumes no responsibility to Buyer for labor to diagnose and remove defective product and installation of replacement product. Furthermore, Magna-Power Electronics, Inc. is not liable to Buyer or to any third party for consequential or incidental damages under any circumstances, whether due to defect in the product, due to delay or failure of delivery, due to a failure of the product to perform as specified, or for any other reason or cause. Buyer and Magna-Power Electronics, Inc. agree that Buyer’s sole remedy and Magna-Power Electronics, Inc.’s sole liability to Buyer is limited to repair, replacement, or refund of the purchase price of the product as described herein, whether Buyer’s claim arises out of contract or in tort.
All claims against the warranty shall be the final determination of Magna-Power Electronics, Inc.
1.5. User Manual Warranty¶
The material contained in this document is provided “as is,” and is subject to being changed, without notice, in future editions. Further, to the maximum extent permitted by applicable law, Magna-Power disclaims all warranties, either express or implied, with regard to this manual and any information contained herein, including but not limited to the implied warranties of merchantability and fitness for a particular purpose. Magna-Power shall not be liable for errors or for incidental or consequential damages in connection with the furnishing, use, or performance of this document or of any information contained herein. Should Magna-Power and the user have a separate written agreement with warranty terms covering the material in this document that conflict with these terms, the warranty terms in the separate agreement shall control.
1.6. U.S. Government Rights¶
The Software is “commercial computer software,” as defined by Federal Acquisition Regulation (“FAR”) 2.101. Pursuant to FAR 12.212 and 27.405-3 and Department of Defense FAR Supplement (“DFARS”) 227.7202, the U.S. government acquires commercial computer software under the same terms by which the software is customarily provided to the public. Accordingly, Magna-Power provides the Software to U.S. government customers under its standard commercial license, which is embodied in its End User License Agreement (EULA). The license set forth in the EULA represents the exclusive authority by which the U.S. government may use, modify, distribute, or disclose the Software. The EULA and the license set forth therein, does not require or permit, among other things, that Magna-Power: (1) Furnish technical information related to commercial computer software or commercial computer software documentation that is not customarily provided to the public; or (2) Relinquish to, or otherwise provide, the government rights in excess of these rights customarily provided to the public to use, modify, reproduce, release, perform, display, or disclose commercial computer software or commercial computer software documentation. No additional government requirements beyond those set forth in the EULA shall apply, except to the extent that those terms, rights, or licenses are explicitly required from all providers of commercial computer software pursuant to the FAR and the DFARS and are set forth specifically in writing elsewhere in the EULA. Magna-Power shall be under no obligation to update, revise or otherwise modify the Software. With respect to any technical data as defined by FAR 2.101, pursuant to FAR 12.211 and 27.404.2 and DFARS 227.7102, the U.S. government acquires no greater than Limited Rights as defined in FAR 27.401 or DFAR 227.7103-5 (c), as applicable in any technical data
1.7. WEEE Directive 2002/96/EC¶
This product complies with the Waste Electrical and Electronic Equipment (WEEE) Directive 2002/96/EC marking requirement. The affixed product label (see below) indicates that you must not discard this electrical/electronic product in domestic household waste.
Product Category: With reference to the equipment types in the WEEE directive Annex 1, this product is classified as “Monitoring and Control instrumentation” product.
Do not dispose products in domestic household waste.
To return unwanted products, contact Magna-Power Electronics.
1.8. Declaration of Conformity¶
Magna-Power Electronics declares on its sole responsibility that the SL Series MagnaDC programmable DC power supply complies with the essential requirement of the relevant European Directives, and is eligible to carry the CE mark.
For more details, please review the SL Series Declaration of Conformity.
1.9. Document Conventions¶
This user’s manual uses several conventions to highlight certain words and phrases and draw attention to specific pieces of information.
Note
Notes are tips, shortcuts or alternative approaches to the task at hand. Ignoring a note should have no negative consequences, but you might miss out on a time saving procedure.
Warning
The warning sign denotes a hazard, calling attention to a procedure or practice. If a warning is not correctly performed or adhered to, it could result in personal injury. Do not proceed beyond a warning sign until the conditions are fully understood or met.
Caution
The caution sign denotes a hazard, calling attention to a procedure or practice. If a caution is not correctly performed or adhered to, it could result in damage to the product. Do not proceed beyond a caution sign until the conditions are fully understood or met.
Source-code listings are also set in mono-spaced roman but add syntax highlighting as follows:
#!/usr/bin/python
# -*- coding: utf-8 -*-
from serial import Serial
class Magna(Serial):
def __init__(self, port, expected_serial_number=None, log=None):
super(Magna, self).__init__(port, baudrate=19200, timeout=2.0)
self.log = log if log else self.magna_log
self.write('*CLS\r\n')
1.10. Additional Help and Feedback¶
For additional help or to provide feedback about the product’s design and features, please contact: support@magna-power.com.