{"id":42303,"date":"2026-06-17T10:06:46","date_gmt":"2026-06-17T10:06:46","guid":{"rendered":"https:\/\/proair.ee\/toode\/pce-444-temperature-and-humidity-meter\/"},"modified":"2026-10-14T07:44:23","modified_gmt":"2026-10-14T07:44:23","slug":"pce-444-temperature-and-humidity-meter","status":"publish","type":"product","link":"https:\/\/proair.ee\/en\/toode\/pce-444-temperature-and-humidity-meter\/","title":{"rendered":"PCE Instruments PCE-444 psychrometer"},"content":{"rendered":"<p>Psychrometer Handheld mini thermo-hygrometer measures air temperature, relative humidity, dew point temperature and wet bulb temperature<\/p>\n<p>The psychrometer is a combination digital hygrometer and digital thermometer used to measure air temperature, relative humidity, dew point temperature and wet bulb temperature. This portable handheld pocket-sized mini psychrometer allows for the quick and easy determination of indoor ambient environmental conditions. Applications include monitoring climates of refrigerated trucks, warehouses, construction sites and HVAC installations, where excess moisture, condensation and uneven temperatures can create mold, spoilage and health hazards.<\/p>\n<h3>Highlights<\/h3>\n<ul>\n<li>Measures air temperature, relative humidity, dew point temperature and wet<\/li>\n<li>bulb temperature<\/li>\n<li>Temperature units displayed in degrees Celsius (\u00b0C) and degrees Fahrenheit<\/li>\n<li>(\u00b0F)<\/li>\n<li>Minimum, maximum and hold functions<\/li>\n<li>Easy-to-read backlit LCD screen<\/li>\n<li>Low-battery indicator<\/li>\n<li>Quick response time<\/li>\n<li>Automatic shutdown (can be disabled)<\/li>\n<\/ul>\n<h3>Technical specifications<\/h3>\n<ul>\n<li>Wet bulb temperature \u2014 Measuring range: 20 &#8230; 70 \u00b0C<\/li>\n<li>Wet bulb temperature \u2014 Resolution: 0,1 \u00b0C<\/li>\n<li>Wet bulb temperature \u2014 Accuracy: \u00b11.5 \u00b0C<\/li>\n<li>Dew point \u2014 Measuring range: 20 &#8230; 70 \u00b0C<\/li>\n<li>Dew point \u2014 Resolution: 0,1 \u00b0C<\/li>\n<li>Dew point \u2014 Accuracy: \u00b11.5\u00b0C at 25\u00b0C \/ 40 &#8230; 70% RH<\/li>\n<li>Relative humidity \u2014 Measuring range: 0 &#8230; 45 % RH<\/li>\n<li>Relative humidity \u2014 Resolution: 0,1 % RH<\/li>\n<li>Relative humidity \u2014 Accuracy: \u00b14.5 % RH<\/li>\n<li>Relative humidity \u2014 Measuring range: 45 &#8230; 75 % RH<\/li>\n<li>Relative humidity \u2014 Resolution: 0,1 % RH<\/li>\n<li>Relative humidity \u2014 Accuracy: \u00b13.0 % RH<\/li>\n<li>Relative humidity \u2014 Measuring range: 75 &#8230; 100 % RH<\/li>\n<li>Relative humidity \u2014 Resolution: 0,1 % RH<\/li>\n<li>Relative humidity \u2014 Accuracy: \u00b14.5 % RH<\/li>\n<li>Temperature \u2014 Measuring range: -20 &#8230; +70 \u00b0C<\/li>\n<li>Temperature \u2014 Resolution: 0,1 \u00b0C<\/li>\n<li>Temperature \u2014 Accuracy: \u00b11.0 \u00b0C<\/li>\n<li>General technical data \u2014 Measuring functions: HOLD, MIN, MAX<\/li>\n<li>General technical data \u2014 Display type: LC colour display with backlight<\/li>\n<li>General technical data \u2014 Display size: 1,6 Inch<\/li>\n<li>General technical data: Operating time 50 h<\/li>\n<li>General technical data: Automatic power-off 15 min<\/li>\n<li>General technical data \u2014 Menu language: English, English (GB)<\/li>\n<li>General technical data \u2014 Protection class (device): IP20<\/li>\n<li>General technical data \u2014 (Rechargeable) battery: 3 x 1,5 V AAA battery , Zinc-manganese dioxide<\/li>\n<li>General technical data \u2014 Capacity: 1200 mAh<\/li>\n<li>General technical data \u2014 Operating conditions: -20 &#8230; 60 \u00b0C , 0 &#8230; 100 % RH<\/li>\n<li>General technical data \u2014 Storage conditions: -20 &#8230; 60 \u00b0C , 0 &#8230; 80 % RH<\/li>\n<li>General technical data \u2014 Dimensions: ( L x W x H )168 x 56 x 30,5 mm<\/li>\n<li>General technical data \u2014 Weight: 75 g<\/li>\n<\/ul>\n<h3>Delivery scope<\/h3>\n<ul>\n<li>1 x PCE-444 Psychrometer<\/li>\n<li>3 x 1.5V AAA batteries<\/li>\n<li>1 x User manual<\/li>\n<\/ul>\n<h3>Documents<\/h3>\n<ul>\n<li><a href=\"https:\/\/pim.pce-service.net\/upload\/files\/assets\/pce-instruments-t66306f56927fcc23.pdf\">Supplier document<\/a><\/li>\n<li><a href=\"https:\/\/www.pce-instruments.com\/eu\/api\/getartfile?_fnr=5489043&amp;_dsp=inline\">Supplier document<\/a><\/li>\n<li><a href=\"https:\/\/pim.pce-service.net\/upload\/files\/assets\/pce-instruments-w67d40218bd72cba9.zip\">Supplier document<\/a><\/li>\n<\/ul>\n","protected":false},"excerpt":{"rendered":"<p>Psychrometer Handheld mini thermo-hygrometer measures air temperature, relative humidity, dew point temperature and wet bulb temperature. The psychrometer is a combination digital hygrometer and digital thermometer used to measure air temperature, relative humidity, dew point temperature and wet bulb temperature.<\/p>\n","protected":false},"featured_media":48339,"template":"","meta":{"_acf_changed":false,"_seopress_titles_title":"PCE 444 Temperature and Humidity Meter","_seopress_titles_desc":"The PCE-444 digital hygrometer and digital thermometer is used to measure air temperature, relative humidity, dew point temperature, and wet bulb temperature","_seopress_robots_index":"","_seopress_robots_follow":"","_seopress_robots_imageindex":"","_seopress_robots_snippet":"","_seopress_robots_primary_cat":"","_seopress_robots_breadcrumbs":"","_seopress_robots_freeze_modified_date":"","_seopress_robots_custom_modified_date":"","_seopress_robots_canonical":"","_seopress_social_fb_title":"","_seopress_social_fb_desc":"","_seopress_social_fb_img":"","_seopress_social_fb_img_attachment_id":0,"_seopress_social_fb_img_width":0,"_seopress_social_fb_img_height":0,"_seopress_social_twitter_title":"","_seopress_social_twitter_desc":"","_seopress_social_twitter_img":"","_seopress_social_twitter_img_attachment_id":0,"_seopress_social_twitter_img_width":0,"_seopress_social_twitter_img_height":0,"_seopress_redirections_value":"","_seopress_redirections_enabled":"","_seopress_redirections_enabled_regex":"","_seopress_redirections_logged_status":"both","_seopress_redirections_param":"","_seopress_redirections_type":301,"_seopress_analysis_target_kw":""},"product_brand":[739],"product_cat":[976],"product_tag":[],"class_list":["post-42303","product","type-product","status-publish","has-post-thumbnail","product_brand-pce-deutschland-gmbh","product_cat-temperature-and-humidity","first","instock","taxable","shipping-taxable","purchasable","product-type-simple"],"acf":[],"_links":{"self":[{"href":"https:\/\/proair.ee\/en\/wp-json\/wp\/v2\/product\/42303","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/proair.ee\/en\/wp-json\/wp\/v2\/product"}],"about":[{"href":"https:\/\/proair.ee\/en\/wp-json\/wp\/v2\/types\/product"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/proair.ee\/en\/wp-json\/wp\/v2\/media\/48339"}],"wp:attachment":[{"href":"https:\/\/proair.ee\/en\/wp-json\/wp\/v2\/media?parent=42303"}],"wp:term":[{"taxonomy":"product_brand","embeddable":true,"href":"https:\/\/proair.ee\/en\/wp-json\/wp\/v2\/product_brand?post=42303"},{"taxonomy":"product_cat","embeddable":true,"href":"https:\/\/proair.ee\/en\/wp-json\/wp\/v2\/product_cat?post=42303"},{"taxonomy":"product_tag","embeddable":true,"href":"https:\/\/proair.ee\/en\/wp-json\/wp\/v2\/product_tag?post=42303"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}