{"product_id":"ems-kontrol-at-4xx-ammonia-nh-transmitter-with-display","title":"EMS Kontrol AT-4XX Ammonia (NH₃) Transmitter with Display","description":"\u003cp\u003eAmmonia transmitter with local digital display for refrigeration, agriculture and industrial gas monitoring.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eRange: 0-100 ppm NH₃\u003c\/li\u003e\n\u003cli\u003eAccuracy: ±2 ppm\u003c\/li\u003e\n\u003cli\u003e12-24 V DC\u003c\/li\u003e\n\u003cli\u003eAnalogue and Modbus RTU output options\u003c\/li\u003e\n\u003cli\u003eReplaceable sensor, approximately 2-year operating life\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003e\u003ca href=\"https:\/\/emskontrol.com\/wp-content\/uploads\/2026\/05\/AT-4XX-26-E.pdf\" target=\"_blank\" rel=\"noopener\"\u003eDownload AT-4XX datasheet\u003c\/a\u003e\u003c\/p\u003e\u003cp\u003eContact PVL for configuration and a project quote.\u003c\/p\u003e","brand":"EMS Kontrol","offers":[{"title":"Request a Quote","offer_id":67992536187031,"sku":null,"price":0.0,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0561\/0088\/0535\/files\/upload-1790852718422.png?v=1790852720","url":"https:\/\/pvl.co.uk\/products\/ems-kontrol-at-4xx-ammonia-nh-transmitter-with-display","provider":"PVL","version":"1.0","type":"link"}