{"product_id":"yokogawa-vm1-b-multipoint-analog-i-o-card","title":"Yokogawa VM1*B Multipoint Analog I\/O Card","description":"\u003cp\u003eThe \u003cstrong\u003eYokogawa VM1*B\u003c\/strong\u003e, also cataloged as the \u003cstrong\u003eVM1*B\u003c\/strong\u003e Multipoint Analog I\/O Card, operates as a dedicated hardware component for multipoint analog signal acquisition and signal output generation within Yokogawa DCS architectures. It processes real-time field telemetry across flexible differential or single-ended channel configurations, delivering dual-function analog input and output control execution.\u003c\/p\u003e\n\u003ch3\u003eHardware Specifications\u003c\/h3\u003e\n\u003cfigure class=\"table\"\u003e\n\u003ctable\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth\u003e\u003cstrong\u003eParameter\u003c\/strong\u003e\u003c\/th\u003e\n\u003cth\u003e\u003cstrong\u003eSpecification\u003c\/strong\u003e\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\u003eVM1*B\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBrand\u003c\/td\u003e\n\u003ctd\u003eYokogawa\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOrigin\u003c\/td\u003e\n\u003ctd\u003eJapan\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWeight\u003c\/td\u003e\n\u003ctd\u003eStandard card module weight\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDimensions\u003c\/td\u003e\n\u003ctd\u003eStandard Yokogawa I\/O module form factor\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOperating Temp\u003c\/td\u003e\n\u003ctd\u003e-40 to +70 deg C (-40 to +158 deg F)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePower Consumption\u003c\/td\u003e\n\u003ctd\u003eStandard backplane power bus load\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eChannel Capacity\u003c\/td\u003e\n\u003ctd\u003e8 differential or 16 single-ended analog input channels\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOutput Functionality\u003c\/td\u003e\n\u003ctd\u003eConfigurable analog output channels\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCommunication\u003c\/td\u003e\n\u003ctd\u003eHART protocol supported for diagnostics and configuration\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCalibration Storage\u003c\/td\u003e\n\u003ctd\u003eRetains factory default and user-defined A\/D calibration values\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eRedundancy\u003c\/td\u003e\n\u003ctd\u003eDual-redundant configuration supported via adjacent module pair\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/figure\u003e\n\u003ch3\u003e4-20 mA HART Loop Protocol Integration\u003c\/h3\u003e\n\u003cp\u003eThe VM1*B card incorporates HART communication capabilities directly across its analog channels to allow bi-directional digital telemetry transfer alongside standard analog loop signals. Channel-to-channel isolation and internal signal-conditioning filters maintain analog conversion integrity while facilitating background transmission of field device diagnostics, calibration parameters, and secondary process variables. The onboard non-volatile memory stores both factory default and user-defined A\/D calibration coefficients to ensure sustained conversion accuracy under thermal fluctuations across the -40 to +70 deg C operating range.\u003c\/p\u003e\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003cp\u003eQ: How is dual redundancy implemented using the VM1B module?\u003c\/p\u003e\n\u003cp\u003eA: Dual redundancy is established by installing two adjacent VM1B modules linked in a redundant pair configuration, ensuring seamless automatic failover without interrupting signal processing or output generation.\u003c\/p\u003e\n\u003cp\u003eQ: Can the analog input channels on the VM1*B be configured for single-ended signals?\u003c\/p\u003e\n\u003cp\u003eA: Yes, the onboard channel multiplexer can be software-configured to support either 8 differential input channels or 16 single-ended analog input channels depending on field wiring requirements.\u003c\/p\u003e\n\u003ch3\u003eField Installation Guidelines\u003c\/h3\u003e\n\u003col\u003e\n\u003cli\u003e\n\u003cstrong\u003eModule Placement:\u003c\/strong\u003e Slide the VM1*B card into the assigned node chassis slot. For redundant operational setups, install the secondary module in the immediately adjacent paired slot.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eField Terminal Wiring:\u003c\/strong\u003e Connect input\/output signal leads to the dedicated terminal assembly. Ensure proper wiring distinction between differential 2-wire pairs and single-ended common-ground runs.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eShielding and Grounding:\u003c\/strong\u003e Terminate overall cable shields to the cabinet ground bar at a single point to prevent ground loop noise from corrupting HART digital modulation.\u003c\/li\u003e\n\u003c\/ol\u003e","brand":"Yokogawa","offers":[{"title":"Default Title","offer_id":52677972197656,"sku":"VM1*B","price":190.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0892\/3483\/3688\/files\/screenshot_2026-09-14_15-55-23_Cocoai.jpg?v=1789373928","url":"https:\/\/www.innoplcsync.com\/products\/yokogawa-vm1-b-multipoint-analog-i-o-card","provider":"InnoPLC Sync Co., Ltd.","version":"1.0","type":"link"}