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Specifications and information are subject to change without notice. Up-to-date address information is available on our website. web: www. esma-rt.ru...
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DF56 – Power Supply for Backplane 20 – 30 Vdc AVOIDING ELECTRICAL DISCHARGES ATTENTION Electrostatic discharges may damage semiconductor electronic components in printed circuit boards. They usually occur when touching components or connector pins from modules and racks, without wearing the appropriate equipment to prevent discharges. It is recommended to take the following precautions: •...
Configuration of CH1 jumper The DF56 CH1 jumper always must be connected to the R position. For systems based on DF1A and DF78 racks Single Module: Less than 3 A are required.
DF56 – Power Supply for Backplane 20 – 30 Vdc DF56 +5VDC Air convection do not obstruct air flow! Operating Range -10ºC 60ºC 14ºF 140ºF +24VDC OUTPUT 24VDC 300mA Fail 30VDC Max. 200mA Max. DC LINE 20-30VDC Max. 42W FUSE 2.5A...
DF56 – User’s Manual TEMPERATURE Operation -10 ºC to 60 ºC (14 ºF to 140 ºF) DIMENSIONS AND WEIGHT 39.9 x 137.0 x 141.5 mm Dimensions (W x H x D) (1.57 x 5.39 x 5.57 in) Weight 0.450 kg...
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(top rows). See in the following figure an example of system powered by two power supplies, each one powers a part of rows represented in green and blue. Maximum 8 groups allowed when the DF56 power supplies are used.
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W1 jumper must be cut and left lateral connection terminal (+5 Vdc) must be disconnected (collapsed). In this system, the DF56 modules must be their CH1 jumper always configured in R, even if they are not in redundant pairs.
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• Cut the jumper W1 of the rack. • Plug the new power supply at the first slot of the rack (slot 0). • In this case, the CH1 jumper of all modules DF56 must be set in E position.
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DF56 – User’s Manual Installing Modules in the Rack Follow the steps below to install a module in the rack. Attach the top of the module (with a 45 inclination) to the module support located on the upper part of the rack.
Contact: _______________________________________________________________________________________________________ Section: _______________________________________________________________________________________________________ Title: ________________________________________________ Signature:_______________________________________________ Phone: _________ _________________________ _________ _________________________ Extension: ___________________ E-mail: ________________________________________________________________________ Date: ______/ ______/ _________ For warranty or non-warranty repair, please contact your representative. Further information about address and contacts can be found on www.smar.com/contactus.asp...
Appendix B SMAR WARRANTY CERTIFICATE SMAR guarantees its products for a period of 24 (twenty four) months, starting on the day of issuance of the invoice. The guarantee is valid regardless of the day that the product was installed. SMAR products are guaranteed against any defect originating from manufacturing, mounting,...
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13. It is the customer’s responsibility to clean and decontaminate products and accessories prior to shipping them for repair, and SMAR and its dealer reserve themselves the right to refuse the service in cases not compliant to those conditions. It is the customer’s responsibility to tell SMAR and its dealer when the product was utilized in applications that contaminate the equipment with harmful products during its handling and repair.
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