{"product_id":"1756-hist2g-allen-bradley-historic-machine-edition-module-controllogix","title":"1756-HIST2G Allen-Bradley Historic Machine Edition Module ControlLogix","description":"\u003cp\u003eThe \u003cstrong\u003eAllen-Bradley 1756-HIST2G\u003c\/strong\u003e, also cataloged as the \u003cstrong\u003e1756-HIST2G\u003c\/strong\u003e Historic Machine Edition Module, operates as a dedicated hardware component for machine data recording and historical information processing within ControlLogix automation platforms.\u003c\/p\u003e\n\u003ch3\u003eModel Identification\u003c\/h3\u003e\n\u003cfigure\u003e\n\u003ctable\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth\u003eParameter\u003c\/th\u003e\n\u003cth\u003eSpecification\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eModel\u003c\/td\u003e\n\u003ctd\u003e1756-HIST2G\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eManufacturer\u003c\/td\u003e\n\u003ctd\u003eAllen-Bradley\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eProduct Type\u003c\/td\u003e\n\u003ctd\u003eHistoric Machine Edition Module\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSeries\u003c\/td\u003e\n\u003ctd\u003eControlLogix\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOrigin\u003c\/td\u003e\n\u003ctd\u003eUSA\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWeight\u003c\/td\u003e\n\u003ctd\u003e0.35 kg\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eShipping Dimensions\u003c\/td\u003e\n\u003ctd\u003e23.3 cm x 18.2 cm x 5.3 cm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOperating Temperature\u003c\/td\u003e\n\u003ctd\u003eNot specified in supplied data\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePower Consumption\u003c\/td\u003e\n\u003ctd\u003e5 W typical, 7 W maximum\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eEthernet Port\u003c\/td\u003e\n\u003ctd\u003e1 x 10\/100T IEEE 802.3 Ethernet\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSystem Memory\u003c\/td\u003e\n\u003ctd\u003eAMD LX800 500 MHz x86\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBattery-Backed Memory\u003c\/td\u003e\n\u003ctd\u003e512 Kbytes SRAM\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCache Memory\u003c\/td\u003e\n\u003ctd\u003e128 K L1 \/ 128 K L2\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eClock Function\u003c\/td\u003e\n\u003ctd\u003ePrecision Real-Time Clock\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBattery Type\u003c\/td\u003e\n\u003ctd\u003eRechargeable Lithium, Non-Removable\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDisplay Interface\u003c\/td\u003e\n\u003ctd\u003eStatus LEDs and 4-character alphanumeric display\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eTariff Code\u003c\/td\u003e\n\u003ctd\u003e8537101190\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/figure\u003e\n\u003ch3\u003eHardware Configuration Details\u003c\/h3\u003e\n\u003cp\u003eThe 1756-HIST2G is a ControlLogix platform module designed for historical machine information handling. The module integrates an embedded processor, local memory resources, real-time clock functionality, and Ethernet communication capability.\u003c\/p\u003e\n\u003cp\u003eThe hardware uses an AMD LX800 500 MHz x86 processor architecture with battery-backed SRAM for retaining stored information. A rechargeable lithium battery supports memory retention and clock operation.\u003c\/p\u003e\n\u003ch3\u003eControlLogix Communication Features\u003c\/h3\u003e\n\u003cp\u003eThe module operates within the ControlLogix system environment and exchanges data through the chassis backplane interface. The integrated Ethernet port provides 10\/100T IEEE 802.3 network connectivity for machine data communication functions.\u003c\/p\u003e\n\u003cp\u003eAllen-Bradley ControlLogix modules use deterministic backplane communication for coordinated interaction between controllers, communication modules, and specialty modules. System configuration should confirm chassis compatibility, firmware revision requirements, and network addressing parameters.\u003c\/p\u003e\n\u003ch3\u003eReal-Time Data Processing Characteristics\u003c\/h3\u003e\n\u003cp\u003eThe integrated precision real-time clock provides time reference functions for historical machine data operations. The 4-character alphanumeric display and status LEDs provide local diagnostic information for module status monitoring.\u003c\/p\u003e\n\u003cp\u003eThe module includes cache memory consisting of 128 K L1 and 128 K L2 resources, supporting embedded processor operation and internal data handling functions.\u003c\/p\u003e\n\u003ch3\u003eOrdering Information\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e1 x Allen-Bradley 1756-HIST2G Historic Machine Edition Module\u003c\/li\u003e\n\u003cli\u003eSeries: ControlLogix\u003c\/li\u003e\n\u003cli\u003eEthernet interface: 1 x 10\/100T IEEE 802.3 port\u003c\/li\u003e\n\u003cli\u003eMemory configuration: 512 Kbytes battery-backed SRAM\u003c\/li\u003e\n\u003cli\u003eBattery type: Rechargeable lithium battery, non-removable\u003c\/li\u003e\n\u003cli\u003eDisplay: 4-character alphanumeric indicator\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eInstallation Guidelines\u003c\/h3\u003e\n\u003ch4\u003eChassis Installation\u003c\/h4\u003e\n\u003cul\u003e\n\u003cli\u003eVerify the ControlLogix chassis slot allocation before mounting the module.\u003c\/li\u003e\n\u003cli\u003eConfirm controller firmware and module firmware compatibility before commissioning.\u003c\/li\u003e\n\u003cli\u003eInstall the module according to the ControlLogix chassis grounding requirements.\u003c\/li\u003e\n\u003cli\u003eEnsure the module is fully seated into the backplane connector.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch4\u003eNetwork Connection\u003c\/h4\u003e\n\u003cul\u003e\n\u003cli\u003eUse shielded Ethernet cabling according to the installation environment.\u003c\/li\u003e\n\u003cli\u003eSeparate Ethernet wiring from high-voltage power conductors where possible.\u003c\/li\u003e\n\u003cli\u003eConfirm network parameters before connecting the module to an active industrial network.\u003c\/li\u003e\n\u003cli\u003eVerify LED indicators after power-up to confirm normal module status.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch4\u003eMaintenance Considerations\u003c\/h4\u003e\n\u003cul\u003e\n\u003cli\u003eDo not remove the rechargeable lithium battery unless authorized maintenance procedures specify replacement.\u003c\/li\u003e\n\u003cli\u003eBackup stored configuration data before performing system modifications.\u003c\/li\u003e\n\u003cli\u003eVerify memory retention functions during scheduled maintenance activities.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eWhat system platform does the 1756-HIST2G belong to?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eThe 1756-HIST2G is part of the Allen-Bradley ControlLogix platform and is designed for historical machine information processing.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eWhat Ethernet interface is included?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eThe module includes one Ethernet 10\/100T IEEE 802.3 communication port.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eWhat processor architecture is used?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eThe module uses an AMD LX800 500 MHz x86 processor architecture as specified in the supplied technical data.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eWhat type of memory is installed?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eThe module provides 512 Kbytes of battery-backed SRAM and includes 128 K L1 and 128 K L2 cache memory.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eDoes the module contain a real-time clock?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eYes. The module includes a precision real-time clock for time reference functions.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eWhat type of battery is installed?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eThe module uses a rechargeable lithium battery with a non-removable design.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eWhat power consumption is required?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eThe supplied specification lists 5 W typical power consumption and 7 W maximum power consumption.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eCan the module be installed in any ControlLogix chassis?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eInstallation requires verification of chassis compatibility, firmware requirements, and system configuration before operation.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Allen-Bradley","offers":[{"title":"Default Title","offer_id":46066413306029,"sku":"1756-HIST2G","price":119.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0733\/1613\/9181\/files\/allen-bradley_1756-hist2g_1.jpg?v=1786351209","url":"https:\/\/www.maxwellplc.com\/products\/1756-hist2g-allen-bradley-historic-machine-edition-module-controllogix","provider":"Maxwell PLC Ltd","version":"1.0","type":"link"}