{"product_id":"honeywell-8u-paima1-series-8-analog-input-module","title":"Honeywell 8U-PAIMA1 Series 8 Analog Input Module","description":"\u003ch3\u003eDescription\u003c\/h3\u003e\u003cp\u003eThe Honeywell 8U-PAIMA1 is a 16-channel low-level analog input module engineered for high-precision signal acquisition within the Honeywell Series 8 control architecture. This module is specifically designed to interface with thermocouples, RTDs, and millivolt signals, making it an essential component for temperature monitoring in demanding industrial sectors such as power generation, oil and gas refining, and chemical processing. The 8U-PAIMA1 features fully isolated input channels and integrated cold junction compensation, ensuring reliable performance and high measurement accuracy even in environments with significant electrical noise.\u003c\/p\u003e\u003ch3\u003eFeatures\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e16 fully isolated input channels with channel-to-channel, channel-to-IOL, and channel-to-power isolation.\u003c\/li\u003e\n\u003cli\u003eSupports a wide range of thermocouple types (J, K, E, T, B, S, R) and RTD sensors (Pt100, Ni120, Cu10, Cu50).\u003c\/li\u003e\n\u003cli\u003eIntegrated cold junction compensation for accurate thermocouple readings.\u003c\/li\u003e\n\u003cli\u003eSelectable 50 Hz or 60 Hz line frequency integration for superior noise rejection.\u003c\/li\u003e\n\u003cli\u003eBuilt-in diagnostic capabilities including open thermocouple detection and per-cycle input validation.\u003c\/li\u003e\n\u003cli\u003eSupports under-power insertion for maintenance efficiency.\u003c\/li\u003e\n\u003cli\u003eHigh common-mode rejection (120 dB) and normal-mode rejection (60 dB).\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eApplications\u003c\/h3\u003e\u003cp\u003eThe 8U-PAIMA1 is intended for use in Honeywell Series 8 I\/O systems. It is typically deployed in process control applications requiring high-density, isolated temperature measurement, including furnace monitoring, reactor temperature control, and general-purpose industrial data acquisition.\u003c\/p\u003e\u003ch3\u003eTechnical Specifications\u003c\/h3\u003e\u003ctable\u003e\n\u003ctr\u003e\n\u003ctd\u003eModel\u003c\/td\u003e\n\u003ctd\u003e8U-PAIMA1\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eChannels\u003c\/td\u003e\n\u003ctd\u003e16 (Fully Isolated)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eInput Types\u003c\/td\u003e\n\u003ctd\u003eThermocouple, RTD, Millivolt\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eScan Rate\u003c\/td\u003e\n\u003ctd\u003e1 second (fixed)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eInput Impedance\u003c\/td\u003e\n\u003ctd\u003e1 Megaohm (DC)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCMRR\u003c\/td\u003e\n\u003ctd\u003e120 dB minimum\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eNMRR\u003c\/td\u003e\n\u003ctd\u003e60 dB minimum\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePower Supply\u003c\/td\u003e\n\u003ctd\u003e24 VDC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCurrent Consumption\u003c\/td\u003e\n\u003ctd\u003e120 mA\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOperating Temperature\u003c\/td\u003e\n\u003ctd\u003e0 to 60 deg C\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eStorage Temperature\u003c\/td\u003e\n\u003ctd\u003e-40 to 85 deg C\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eHumidity\u003c\/td\u003e\n\u003ctd\u003e0 to 95 percent (non-condensing)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\u003ch3\u003eInstallation Guidelines\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eEnsure the I\/O carrier is powered down before inserting or removing the module to prevent electrical arcing or damage to the backplane.\u003c\/li\u003e\n\u003cli\u003eThe module is designed for mounting within the Honeywell Series 8 I\/O system rack. Ensure it is firmly seated and locked into the carrier.\u003c\/li\u003e\n\u003cli\u003eUse shielded twisted-pair cabling for all analog inputs to minimize EMI\/RFI interference. Ground the shields at the designated terminal points.\u003c\/li\u003e\n\u003cli\u003eMaintain proper ventilation in the control cabinet to ensure the ambient temperature remains within the 0 to 60 deg C operating range.\u003c\/li\u003e\n\u003cli\u003eHandle with standard ESD precautions to protect sensitive internal circuitry.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eFAQ\u003c\/h3\u003e\u003ch3\u003eWhat types of RTDs does the 8U-PAIMA1 support?\u003c\/h3\u003e\u003cp\u003eThe module supports Pt100 (DIN 4376 and JIS C 1604), Ni120 ohm, Cu10 ohm, and Cu50 ohm sensors.\u003c\/p\u003e\u003ch3\u003eDoes this module require external power?\u003c\/h3\u003e\u003cp\u003eThe module operates on a 24 VDC supply provided through the Series 8 I\/O carrier backplane.\u003c\/p\u003e\u003ch3\u003eIs this module coated for harsh environments?\u003c\/h3\u003e\u003cp\u003eNo, this specific model (8U-PAIMA1) is provided as an uncoated version.\u003c\/p\u003e","brand":"Honeywell","offers":[{"title":"Default Title","offer_id":50517685338364,"sku":"8U-PAIMA1","price":172.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0787\/9983\/1292\/files\/wm_1_4103f79a-fa39-438a-bbf0-99fea5779475.jpg?v=1784774036","url":"https:\/\/www.electronicplc.com\/es\/products\/honeywell-8u-paima1-series-8-analog-input-module","provider":"Electronic PLC","version":"1.0","type":"link"}