{"product_id":"crandall-stats-sensors-tk-1001-0-css","title":"Crandall TK-1001-0-CSS Thermostat","description":"\u003cp\u003eThe \u003cstrong\u003eCrandall Stats \u0026amp; Sensors TK-1001-0-CSS Pneumatic Room Thermostat\u003c\/strong\u003e is a \u003cstrong\u003edirect-acting\u003c\/strong\u003e, \u003cstrong\u003e2-pipe\u003c\/strong\u003e, \u003cstrong\u003e55 to 85 degree F\u003c\/strong\u003e pneumatic thermostat for \u003cstrong\u003eproportional heating control\u003c\/strong\u003e. A \u003cstrong\u003edirect-acting\u003c\/strong\u003e thermostat \u003cstrong\u003eincreases its branch output pressure as room temperature rises\u003c\/strong\u003e, and it is \u003cstrong\u003eCrandall's\u003c\/strong\u003e version of the \u003cstrong\u003eTK-1001\u003c\/strong\u003e series, listed as the \u003cstrong\u003eTK-1001-CS\u0026amp;S\u003c\/strong\u003e in the \u003cstrong\u003eCrandall installer's guide\u003c\/strong\u003e. The factory photo shows the \u003cstrong\u003etan cover\u003c\/strong\u003e with the \u003cstrong\u003eCrandall Stats \u0026amp; Sensors logo\u003c\/strong\u003e on the thermostat and on the \u003cstrong\u003ecover inserts\u003c\/strong\u003e, a \u003cstrong\u003etemperature scale window\u003c\/strong\u003e reading \u003cstrong\u003e80, 70, 60, 50\u003c\/strong\u003e, and a \u003cstrong\u003esetpoint window\u003c\/strong\u003e showing \u003cstrong\u003e75\u003c\/strong\u003e.\u003c\/p\u003e\n\n\u003cp\u003eThe \u003cstrong\u003eCrandall installer's guide\u003c\/strong\u003e for the \u003cstrong\u003eTK-1001\u003c\/strong\u003e and \u003cstrong\u003eTK-1101\u003c\/strong\u003e series describes the operating details. The \u003cstrong\u003eair connection\u003c\/strong\u003e is \u003cstrong\u003e5\/32-inch plastic tubing\u003c\/strong\u003e, with the \u003cstrong\u003eblack M tube\u003c\/strong\u003e as the \u003cstrong\u003esupply main\u003c\/strong\u003e and the \u003cstrong\u003ewhite B tube\u003c\/strong\u003e as the \u003cstrong\u003econtrolled branch line\u003c\/strong\u003e. \u003cstrong\u003eSupply air\u003c\/strong\u003e is \u003cstrong\u003e15 or 20 psig\u003c\/strong\u003e, and \u003cstrong\u003ecalibration\u003c\/strong\u003e is done at \u003cstrong\u003e15 psig\u003c\/strong\u003e. \u003cstrong\u003eAir capacity\u003c\/strong\u003e is \u003cstrong\u003e16 scim\u003c\/strong\u003e. The \u003cstrong\u003ethrottling range\u003c\/strong\u003e is \u003cstrong\u003efactory set to 4 degrees F per 10 psi\u003c\/strong\u003e and is \u003cstrong\u003eadjustable from 2 to 10 degrees F\u003c\/strong\u003e with the \u003cstrong\u003ethrottling range slider\u003c\/strong\u003e, and the guide advises setting it to the \u003cstrong\u003elowest value\u003c\/strong\u003e that controls the system \u003cstrong\u003ewithout cycling\u003c\/strong\u003e. The \u003cstrong\u003emaximum safe ambient\u003c\/strong\u003e is \u003cstrong\u003e150 degrees F\u003c\/strong\u003e, and the thermostat is built in \u003cstrong\u003eMachesney Park, Illinois\u003c\/strong\u003e.\u003c\/p\u003e\n\n\u003cp\u003eInstall the thermostat where \u003cstrong\u003eair circulates freely\u003c\/strong\u003e and where it senses the \u003cstrong\u003eaverage space temperature\u003c\/strong\u003e, away from \u003cstrong\u003elamps\u003c\/strong\u003e, \u003cstrong\u003emotors\u003c\/strong\u003e, \u003cstrong\u003edirect sunlight\u003c\/strong\u003e and \u003cstrong\u003econcealed ducts\u003c\/strong\u003e. The \u003cstrong\u003emounting plate\u003c\/strong\u003e attaches \u003cstrong\u003evertically\u003c\/strong\u003e to the \u003cstrong\u003eelectrical switch box\u003c\/strong\u003e with two \u003cstrong\u003eflathead screws\u003c\/strong\u003e, the \u003cstrong\u003etubes\u003c\/strong\u003e push firmly onto the \u003cstrong\u003ewall fittings\u003c\/strong\u003e (rotate them slightly as you push), and the thermostat is fastened to the plate with the \u003cstrong\u003eAllen head screws\u003c\/strong\u003e, tightened evenly. To \u003cstrong\u003ecalibrate\u003c\/strong\u003e, remove the \u003cstrong\u003ecover\u003c\/strong\u003e, back the \u003cstrong\u003etest point screw\u003c\/strong\u003e out one turn with a \u003cstrong\u003e5\/64-inch Allen wrench\u003c\/strong\u003e, attach a \u003cstrong\u003etest gauge\u003c\/strong\u003e, set the \u003cstrong\u003edial\u003c\/strong\u003e to the \u003cstrong\u003eroom temperature\u003c\/strong\u003e shown on an accurate \u003cstrong\u003ethermometer\u003c\/strong\u003e, and turn the \u003cstrong\u003ecalibration screw\u003c\/strong\u003e until \u003cstrong\u003ebranch pressure\u003c\/strong\u003e reads \u003cstrong\u003e8 psi, plus or minus 1 psi\u003c\/strong\u003e. Then \u003cstrong\u003etighten the test point screw\u003c\/strong\u003e and \u003cstrong\u003ereplace the cover\u003c\/strong\u003e. If \u003cstrong\u003eoutput is zero\u003c\/strong\u003e and calibration does not fix it, check the \u003cstrong\u003erestriction plate\u003c\/strong\u003e and \u003cstrong\u003efilter\u003c\/strong\u003e for a \u003cstrong\u003eblocked hole\u003c\/strong\u003e, otherwise replace the thermostat.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eKey Benefits\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n    \u003cli\u003e\n\u003cstrong\u003eDirect-acting heating control:\u003c\/strong\u003e \u003cstrong\u003eBranch pressure rises as the room warms\u003c\/strong\u003e, the standard \u003cstrong\u003eTK-1001\u003c\/strong\u003e action for \u003cstrong\u003e2-pipe pneumatic loops\u003c\/strong\u003e.\u003c\/li\u003e\n    \u003cli\u003e\n\u003cstrong\u003eAdjustable throttling range:\u003c\/strong\u003e \u003cstrong\u003e2 to 10 degrees F per 10 psi\u003c\/strong\u003e, set at \u003cstrong\u003e4 degrees F per 10 psi\u003c\/strong\u003e from the factory, so you can \u003cstrong\u003etune out cycling\u003c\/strong\u003e.\u003c\/li\u003e\n    \u003cli\u003e\n\u003cstrong\u003eStandard pneumatic hookup:\u003c\/strong\u003e \u003cstrong\u003e5\/32-inch tubing\u003c\/strong\u003e, \u003cstrong\u003eblack main\u003c\/strong\u003e and \u003cstrong\u003ewhite branch\u003c\/strong\u003e, on \u003cstrong\u003e15 or 20 psig\u003c\/strong\u003e \u003cstrong\u003esupply air\u003c\/strong\u003e.\u003c\/li\u003e\n    \u003cli\u003e\n\u003cstrong\u003eReady to mount:\u003c\/strong\u003e The factory photo shows the thermostat with its \u003cstrong\u003emounting plate\u003c\/strong\u003e, \u003cstrong\u003eAllen wrench\u003c\/strong\u003e, \u003cstrong\u003emounting screws\u003c\/strong\u003e, \u003cstrong\u003edowel pin\u003c\/strong\u003e and two \u003cstrong\u003ecover inserts\u003c\/strong\u003e, and the plate \u003cstrong\u003eattaches to an electrical switch box\u003c\/strong\u003e.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003e\u003cstrong\u003eCommon Questions\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eWhat is the TK-1001-0-CSS?\u003c\/strong\u003e\u003cbr\u003eIt is a \u003cstrong\u003eCrandall Stats \u0026amp; Sensors\u003c\/strong\u003e \u003cstrong\u003edirect-acting\u003c\/strong\u003e, \u003cstrong\u003e2-pipe pneumatic room thermostat\u003c\/strong\u003e with a \u003cstrong\u003e55 to 85 degree F\u003c\/strong\u003e dial, in the \u003cstrong\u003eTK-1001\u003c\/strong\u003e series.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eWhat supply pressure does it use?\u003c\/strong\u003e\u003cbr\u003e\u003cstrong\u003e15 or 20 psig\u003c\/strong\u003e of \u003cstrong\u003eclean, dry air\u003c\/strong\u003e, and it is \u003cstrong\u003ecalibrated at 15 psig\u003c\/strong\u003e. The \u003cstrong\u003eblack M tube\u003c\/strong\u003e is the \u003cstrong\u003esupply main\u003c\/strong\u003e and the \u003cstrong\u003ewhite B tube\u003c\/strong\u003e is the \u003cstrong\u003ebranch\u003c\/strong\u003e.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eCan I adjust how aggressively it controls?\u003c\/strong\u003e\u003cbr\u003eYes. The \u003cstrong\u003ethrottling range slider\u003c\/strong\u003e sets \u003cstrong\u003e2 to 10 degrees F per 10 psi\u003c\/strong\u003e. Start at the \u003cstrong\u003efactory 4 degree\u003c\/strong\u003e setting and \u003cstrong\u003ewiden it\u003c\/strong\u003e only if the loop \u003cstrong\u003ecycles\u003c\/strong\u003e.\u003c\/p\u003e\n\n\u003cp\u003eDisclaimer: While we strive for 100% accuracy, product data and specifications are subject to change. Please contact our team to confirm compatibility or technical details before purchasing.\u003c\/p\u003e","brand":"Crandall Stats \u0026 Sensors","offers":[{"title":"Default Title","offer_id":67935512723634,"sku":"TK-1001-0-CSS","price":237.0,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1838\/2375\/files\/TK-1001-0-CSS.jpg?v=1794080132","url":"https:\/\/www.gsistore.com\/en-ca\/products\/crandall-stats-sensors-tk-1001-0-css","provider":"GSIstore","version":"1.0","type":"link"}