{"id":85332,"date":"2025-09-02T16:22:46","date_gmt":"2025-09-02T16:22:46","guid":{"rendered":"https:\/\/instrumentatie.ro\/product\/uncategorized\/transmitator-de-umiditate-si-temperatura-hf3a-rotronic\/"},"modified":"2025-09-02T19:02:33","modified_gmt":"2025-09-02T19:02:33","slug":"standard-humidity-and-temperature-transmitter-rotronic-hf3a","status":"publish","type":"product","link":"https:\/\/instrumentatie.ro\/en\/product\/temperature-measurement\/temperature-transmitters\/standard-humidity-and-temperature-transmitter-rotronic-hf3a\/","title":{"rendered":"Standard Humidity and Temperature Transmitter – Rotronic HF3A"},"content":{"rendered":"

[vc_row][vc_column width=”1\/1″][vc_column_text]<\/p>\n

Technical Specifications<\/h3>\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n
Specification<\/strong><\/td>\nDetails<\/strong><\/td>\n<\/tr>\n
Sensors<\/strong><\/td>\nHumidity: ROTRONIC Hygromer\u00ae HT-1
\nTemperature: Pt100 1\/3 Class B<\/td>\n<\/tr>\n
Accuracy<\/strong><\/td>\n\u00b11.2 % rh and \u00b10.1 \u00b0C at 23 \u00b0C<\/td>\n<\/tr>\n
Measurement Range<\/strong><\/td>\nHumidity: 0\u2013100 % rh
\nTemperature: \u201350 \u2026 +100 \u00b0C (depending on version)<\/td>\n<\/tr>\n
Initialization Time<\/strong><\/td>\n~5 seconds<\/td>\n<\/tr>\n
Sampling Interval<\/strong><\/td>\n1 second<\/td>\n<\/tr>\n
Analog Outputs<\/strong><\/td>\n4\u201320 mA, freely scalable (e.g., 0\u201310 V, 0\u20131 V, 0\u201320 mA)<\/td>\n<\/tr>\n
Analog Output Resolution<\/strong><\/td>\n>15 bits<\/td>\n<\/tr>\n
Digital Output<\/strong><\/td>\nRS-485 (HF3A-D version)<\/td>\n<\/tr>\n
Power Supply<\/strong><\/td>\nHF3A-2: 10\u201328 VDC
\nHF3A-3\/D: 18\u201336 VDC<\/td>\n<\/tr>\n
Current Consumption<\/strong><\/td>\nHF3A-2: 2 \u00d7 23 mA
\nOthers: < 50 mA<\/td>\n<\/tr>\n
Connectors<\/strong><\/td>\n1 \u00d7 M12 (2 \u00d7 M12 for HF3A-D)<\/td>\n<\/tr>\n
Interfaces<\/strong><\/td>\nUART, NFC, USB (compatible with HygroSoft software)<\/td>\n<\/tr>\n
Housing Material<\/strong><\/td>\nPC-ABS, lead-free, RoHS-compliant<\/td>\n<\/tr>\n
Dimensions<\/strong><\/td>\nWall: 122 \u00d7 172 \u00d7 40.5 mm
\nDuct: 122 \u00d7 82 \u00d7 265.5 mm
\nCable: Probe 144 \u00d7 15 mm<\/td>\n<\/tr>\n
Weight<\/strong><\/td>\nWall: 204 g
\nDuct: 226 g
\nCable: 332 g<\/td>\n<\/tr>\n
IP Protection<\/strong><\/td>\nIP65<\/td>\n<\/tr>\n
Certifications<\/strong><\/td>\nCE 2014\/30\/EU, GAMP5 compliant<\/td>\n<\/tr>\n
Optional Accessories<\/strong><\/td>\nNFC-USB Reader, HygroSoft PC software<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n

[\/vc_column_text][\/vc_column][\/vc_row][vc_row][vc_column column_width_percent=”100″ position_vertical=”middle” align_horizontal=”align_center” gutter_size=”3″ overlay_alpha=”50″ shift_x=”0″ shift_y=”0″ shift_y_down=”0″ z_index=”0″ medium_width=”0″ mobile_width=”0″ width=”1\/1″ uncode_shortcode_id=”143251″][vc_button button_color=”color-731899″ border_width=”0″ link=”url:https%3A%2F%2Fwww.processsensing.com%2Fdocs%2Fdatasheet%2F59114E_HF3A.pdf|target:_blank” button_color_type=”uncode-palette” uncode_shortcode_id=”172080″]Datas heet[\/vc_button][\/vc_column][\/vc_row]<\/p>\n<\/div>","protected":false},"excerpt":{"rendered":"

The HF3A is a robust humidity transmitter from the HygroFlex3 Advanced series, designed for HVAC and light industrial applications. It offers precise relative humidity and temperature measurement, including calculated psychrometric parameters. Configuration is fast and flexible via NFC \u2014 even when unpowered. Its versatile design allows for wall, duct, or cable probe mounting.<\/p>\n

Key Features:<\/strong>
\n\u2022 Versatile design for HVAC and light industrial use
\n\u2022 High-accuracy measurement of humidity and temperature
\n\u2022 Calculated psychrometric parameters available
\n\u2022 NFC configuration \u2013 even when device is unpowered
\n\u2022 IP65-rated, durable housing
\n\u2022 Versions for wall, duct, or cable mounting
\n\u2022 Display with trend indicator, LED status, and optional backlight<\/p>\n","protected":false},"featured_media":85336,"template":"","meta":[],"product_brand":[],"product_cat":[85,151],"product_tag":[],"market":[260,114],"class_list":{"0":"post-85332","1":"product","2":"type-product","3":"status-publish","4":"has-post-thumbnail","6":"product_cat-temperature-measurement","7":"product_cat-temperature-transmitters","8":"market-hvac-en","9":"market-process-and-chemical-industry","11":"first","12":"instock","13":"shipping-taxable","14":"product-type-simple"},"yoast_head":"\nStandard Humidity and Temperature Transmitter - Rotronic HF3A - Instrumentatie<\/title>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/instrumentatie.ro\/en\/product\/temperature-measurement\/temperature-transmitters\/standard-humidity-and-temperature-transmitter-rotronic-hf3a\/\" \/>\n<meta property=\"og:locale\" content=\"en_US\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Standard Humidity and Temperature Transmitter - Rotronic HF3A - Instrumentatie\" \/>\n<meta property=\"og:description\" content=\"The HF3A is a robust humidity transmitter from the HygroFlex3 Advanced series, designed for HVAC and light industrial applications. It offers precise relative humidity and temperature measurement, including calculated psychrometric parameters. Configuration is fast and flexible via NFC \u2014 even when unpowered. Its versatile design allows for wall, duct, or cable probe mounting. Key Features: \u2022 Versatile design for HVAC and light industrial use \u2022 High-accuracy measurement of humidity and temperature \u2022 Calculated psychrometric parameters available \u2022 NFC configuration \u2013 even when device is unpowered \u2022 IP65-rated, durable housing \u2022 Versions for wall, duct, or cable mounting \u2022 Display with trend indicator, LED status, and optional backlight\" \/>\n<meta property=\"og:url\" content=\"https:\/\/instrumentatie.ro\/en\/product\/temperature-measurement\/temperature-transmitters\/standard-humidity-and-temperature-transmitter-rotronic-hf3a\/\" \/>\n<meta property=\"og:site_name\" content=\"Instrumentatie\" \/>\n<meta property=\"article:publisher\" content=\"https:\/\/www.facebook.com\/instrumentatie.ro\" \/>\n<meta property=\"article:modified_time\" content=\"2025-09-02T19:02:33+00:00\" \/>\n<meta property=\"og:image\" content=\"https:\/\/instrumentatie.ro\/wp-content\/uploads\/2025\/09\/HF3A_left_Display_Probe-e1756830312475.png\" \/>\n\t<meta property=\"og:image:width\" content=\"1920\" \/>\n\t<meta property=\"og:image:height\" content=\"1920\" \/>\n\t<meta property=\"og:image:type\" content=\"image\/png\" \/>\n<meta name=\"twitter:card\" content=\"summary_large_image\" \/>\n<meta name=\"twitter:label1\" content=\"Est. reading time\" \/>\n\t<meta name=\"twitter:data1\" content=\"2 minutes\" \/>\n<script type=\"application\/ld+json\" class=\"yoast-schema-graph\">{\"@context\":\"https:\/\/schema.org\",\"@graph\":[{\"@type\":\"WebPage\",\"@id\":\"https:\/\/instrumentatie.ro\/en\/product\/temperature-measurement\/temperature-transmitters\/standard-humidity-and-temperature-transmitter-rotronic-hf3a\/\",\"url\":\"https:\/\/instrumentatie.ro\/en\/product\/temperature-measurement\/temperature-transmitters\/standard-humidity-and-temperature-transmitter-rotronic-hf3a\/\",\"name\":\"Standard Humidity and Temperature Transmitter - 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