{"product_id":"bachmann-cnt204-r-cnt204-m1-guard-plc-counter-module","title":"BACHMANN CNT204\/R CNT204 M1 Guard PLC Counter Module","description":"\u003ch2\u003eBACHMANN CNT204\/R Counter Module\u003c\/h2\u003e\n\u003cp\u003eThe \u003cstrong\u003eBACHMANN CNT204\/R\u003c\/strong\u003e, also cataloged as the \u003cstrong\u003eCNT204\u003c\/strong\u003e Counter Module, operates as a dedicated hardware component for processing incremental encoder signals, measuring frequencies, and counting pulses within Bachmann M1 Automation System platforms.\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\u003eCNT204\/R\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBrand\u003c\/td\u003e\n\u003ctd\u003eBACHMANN\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOrigin\u003c\/td\u003e\n\u003ctd\u003eAustria\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWeight\u003c\/td\u003e\n\u003ctd\u003e0.25 kg\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDimensions\u003c\/td\u003e\n\u003ctd\u003e110 mm x 25 mm x 119 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOperating Temp\u003c\/td\u003e\n\u003ctd\u003e-30 deg C to +60 deg C\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePower Consumption\u003c\/td\u003e\n\u003ctd\u003ePowered via 24 VDC M1 backplane\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCounter Channels\u003c\/td\u003e\n\u003ctd\u003e4 independent counter channels\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCounting Modes\u003c\/td\u003e\n\u003ctd\u003eUp\/down counter, frequency measurement, period measurement, event counting\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eInput Types\u003c\/td\u003e\n\u003ctd\u003eIncremental encoder signals (A\/B), pulse trains, digital inputs\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eInput Voltage Range\u003c\/td\u003e\n\u003ctd\u003e5 VDC to 24 VDC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMax Frequency\u003c\/td\u003e\n\u003ctd\u003eUp to 1 MHz (mode dependent)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eTemporal Resolution\u003c\/td\u003e\n\u003ctd\u003e42 ns for period and differential measurements\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCounter Resolution\u003c\/td\u003e\n\u003ctd\u003e32-bit per channel\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eGalvanic Isolation\u003c\/td\u003e\n\u003ctd\u003e500 V between field and logic\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/figure\u003e\n\u003ch3\u003eDeterministic High-Speed Processing \u0026amp; Backplane Synchronization\u003c\/h3\u003e\n\u003cp\u003eThe module channels high-frequency pulse trains directly into the backplane bus communication velocity Licences protocol, eliminating signal acquisition delays across the central processor. Real-time hardware latches perform edge-triggered data captures with a 42 ns temporal resolution, providing accurate period and phase shift measurement across all active channels. Integrated I\/O density scaling allows complex multi-axis encoder feedback systems to operate concurrently without overloading backplane bandwidth. Internal diagnostics monitor both logic supply rails and field-side initiator voltages to maintain total firmware flash compatibility during continuous high-speed counting.\u003c\/p\u003e\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003cp\u003eQ: How does the hardware handle input signal isolation between the field sensors and the logic bus?\u003c\/p\u003e\n\u003cp\u003eA: Integrated optical isolators establish 500 V galvanic isolation between the field-side input circuitry and the internal controller backplane logic.\u003c\/p\u003e\n\u003cp\u003eQ: Does the module supply power directly to connected incremental encoders?\u003c\/p\u003e\n\u003cp\u003eA: The module features integrated encoder power delivery outputs located directly on the front field terminal connectors.\u003c\/p\u003e\n\u003cp\u003eQ: How are high-speed position events captured without CPU polling overhead?\u003c\/p\u003e\n\u003cp\u003eA: Each counter channel incorporates a dedicated 32-bit hardware latch function that captures counter values instantaneously upon receiving an external trigger signal.\u003c\/p\u003e\n\u003ch3\u003eField Installation Guidelines\u003c\/h3\u003e\n\u003cp\u003eMount the unit directly onto the M1 backplane rail within a grounded NEMA or IP54-rated metal enclosure. De-energize the main 24 VDC power feed prior to inserting or removing the module to prevent electrical arcing across backplane bus contacts. Route incremental encoder and high-frequency pulse lines using individually shielded twisted-pair cables. Clamp cable shields directly to the cabinet ground bar using low-impedance grounding clips, maintaining maximum physical separation between signal wiring and high-voltage AC motor drives.\u003c\/p\u003e","brand":"BACHMANN","offers":[{"title":"Default Title","offer_id":52894441046328,"sku":"CNT204","price":185.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0893\/1616\/3896\/files\/258._39d6b463-28ff-4b85-a1d9-170f23c7840d.jpg?v=1788320802","url":"https:\/\/www.automodulexpert.com\/products\/bachmann-cnt204-r-cnt204-m1-guard-plc-counter-module","provider":"AutoModuleXpert Ltd.","version":"1.0","type":"link"}