3B Series 4 Channel Backplane 3B03 All backplanes provide a four screw terminal for each individual FEATURES channels input field connections. These connections satisfy all Mix and Match 3B Series I/O Module Capability transducer inputs and provide transducer excitation when Factory Mutual (FM) Approved necessary. CE Certified +1500 V peak Channel/Channel and Input/Output Isolation o o -25 C to +85 C Temperature Range FUNCTIONAL BLOCK DIAGRAM LEDs indicate when power is applied Replaceable AC Line Fuse in Protective Housing Versatile Mounting Options APPLICATIONS Industrial Signal Conditioning Industrial Signal Isolation Industrial Signal Filtering PRODUCT OVERVIEW To address diverse applications, the 3B Subsystem Series includes a family of backplanes which provide a complete signal conditioning solution. The 3B03 is designed for 4 channels to offer users the flexibility to match the size of a system to specific Figure 1 3B03 Functional Block Diagram applications. All backplanes are provided with 6-32 x 1-inch A cold junction temperature sensor is also supplied on each screws and standoffs for mounting. Several mounting options channel to accommodate thermocouple input modules. are available, including rack, surface and NEMA enclosure. Each channel has two screw terminals for the output All 3B Series modules feature a universal pin out and can be connections for the 4-20 mA output signals. Two 26-pin system easily tailored to fit the users application. Each backplane can connectors provide high level voltage I/O for all channels. accommodate any 3B Series module in a Mix and Match arrangement. Figure 1 illustrates the 3B Series backplane functional block diagram. In addition, complete specifications are shown in the Modules are Hot Swappable power does not have to be table below. removed when inserting or removing any module on the backplane. Rev. 0 Information furnished by Analog Devices is believed to be accurate and reliable. However, no responsibility is assumed by Analog Devices for its use, nor for any infringements of patents or other rights of third parties that may result from its use. One Technology Way, P.O. Box 9106, Norwood, MA 02062-9106, U.S.A. Specifications subject to change without notice. No license is granted by implication Tel: 781.329.4700 www.analog.com or otherwise under any patent or patent rights of Analog Devices. Trademarks and registered trademarks are the property of their respective companies. Fax: 781.326.8703 2005 Analog Devices, Inc. All rights reserved. 3B03 GENERAL DESCRIPTION The 3B03 Series backplane provides the user with four channels, The 3B03 backplane has several mounting options: any of which may be used with any of the 3B series of modules o Surface Mount stand alone or using Surface Mount offered by ADI. Kit, model AC1333 This backplane have been designed to operate in a wide o 19-inch Rack Mount Kit model AC1330 o o temperature range, from -25 C up to +85 C The 3B03 Series backplane has been evaluated by both Factory Mutual and also by CSA. The 3B03 has passed all agency testing and is listed by both organizations. In addition the 3B03 series back plane is also CE certified Figure 2 Rev. 0 Page 2 of 6