{"product_id":"delmhorst-2498-a-100-pins-with-retainer","title":"Delmhorst 2498\/A-100 Pins With Retainer 7.9mm (5\/16\")","description":"\u003ch2\u003eReplacement integral contact pin and retainer for current-generation Delmhorst meters\u003c\/h2\u003e\n\u003cp\u003eA non-insulated steel pin fitted in its retainer, with 5\/16 inch (7.9 mm) penetration. These are the pins mounted on top of the meter itself, not on a separate electrode — the part inspectors and flooring installers replace most often.\u003c\/p\u003e\n\u003ch2\u003eFitment\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eDelmhorst BDX-20 and BDX-30\u003c\/li\u003e\n\u003cli\u003eDelmhorst JX-20 and JX-30\u003c\/li\u003e\n\u003cli\u003eDelmhorst PX-20 and PX-30\u003c\/li\u003e\n\u003cli\u003eCurrent Navigator series meters with integral pins\u003c\/li\u003e\n\u003cli\u003eOptional on the \u003ca href=\"\/products\/delmhorst-2-e-2-pin-electrode-with-5-16inch-penetration\"\u003e2-E electrode\u003c\/a\u003e and the 4-E electrode\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eImportant — this is the pin that lets the cap close\u003c\/h2\u003e\u003cp\u003eDelmhorst specifies the 2498\/A-100 for these meters so the pin cover fits correctly. The older \u003ca href=\"\/products\/delmhorst-2497-a-100-pins-with-retainer-5-16inch-penetration\"\u003e2497\/A-100 pin\u003c\/a\u003e, supplied on earlier BD-series meters, will read accurately if fitted, but \u003cstrong\u003ethe pin cover will not close over it\u003c\/strong\u003e. The BDX-20 and BDX-30 owner’s manual states this directly. If you have a BDX, JX or PX meter, order this part rather than the 2497.\u003c\/p\u003e\n\u003ch2\u003eSpecifications\u003c\/h2\u003e\n\u003ctable\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003cth scope=\"row\"\u003ePart number\u003c\/th\u003e\n\u003ctd\u003e2498\/A-100\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth scope=\"row\"\u003ePin type\u003c\/th\u003e\n\u003ctd\u003eNon-insulated steel, supplied in retainer\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth scope=\"row\"\u003ePenetration\u003c\/th\u003e\n\u003ctd\u003e5\/16 inch (7.9 mm)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth scope=\"row\"\u003eMaterials\u003c\/th\u003e\n\u003ctd\u003eWood, concrete and gypsum. Delmhorst rates the pin for wood up to 2 inches thick, plaster and drywall; our earlier listing quoted 1 1\/2 inches for wood, concrete and gypsum. Both figures are guidance — penetration is fixed at 5\/16 inch.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth scope=\"row\"\u003eSold as\u003c\/th\u003e\n\u003ctd\u003eEach\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ch2\u003eWhen to replace\u003c\/h2\u003e\u003cp\u003ePins blunt and corrode with use, and a blunt pin gives a poor contact and an optimistic reading. Change them as soon as the tips no longer bite cleanly, and keep the retainers hand tight — Delmhorst specifically warns against over-tightening.\u003c\/p\u003e\n\u003ch2\u003eFrequently asked questions\u003c\/h2\u003e\n\u003ch3\u003eWill the older 2497 pins work in my BDX?\u003c\/h3\u003e\n\u003cp\u003eElectrically, yes. Both are non-insulated steel pins with 5\/16 inch penetration. The pin cover will not fit over them, which is why Delmhorst specifies the 2498 for these meters.\u003c\/p\u003e\n\u003ch3\u003eDo these fit the 2-E electrode?\u003c\/h3\u003e\n\u003cp\u003eThey can be used on the 2-E and 4-E, but the standard pin for those electrodes is the \u003ca href=\"\/products\/delmhorst-2497-a-100-pins-with-retainer-5-16inch-penetration\"\u003e2497\/A-100\u003c\/a\u003e.\u003c\/p\u003e\n\u003ch3\u003eHow deep do they read?\u003c\/h3\u003e\n\u003cp\u003ePenetration is 5\/16 inch (7.9 mm), which suits wood up to about 2 inches thick, plaster and drywall. For deeper readings you need an external electrode such as the \u003ca href=\"\/products\/delmhorst-26-es-slide-hammer-probe-10inch-shaft\"\u003e26-ES hammer electrode\u003c\/a\u003e.\u003c\/p\u003e\n\u003ch3\u003eCan I sharpen a blunt pin instead of replacing it?\u003c\/h3\u003e\n\u003cp\u003eYou can dress a tip, but the pin is a consumable and grinding changes the exposed geometry. For the cost of a pin it is not worth risking the reading.\u003c\/p\u003e\n\u003cp\u003eFor every other Delmhorst pin and retainer, see the \u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0526\/7462\/5732\/files\/Delmhorst_Contact_Pins_and_Retainers_Guide.pdf\" target=\"_blank\" rel=\"noopener\"\u003eDelmhorst Contact Pins and Retainers Guide (PDF)\u003c\/a\u003e. For timber species corrections, see our \u003ca href=\"\/pages\/australian-species-correction-tables\"\u003eAustralian Timber Species Correction Tables\u003c\/a\u003e and the general \u003ca href=\"\/pages\/correction-tables\"\u003eCorrection Tables\u003c\/a\u003e.\u003c\/p\u003e\n\u003chr\u003e\n\u003cp\u003eNot sure which part fits your meter or electrode? Send us the model and what you are testing, and we will confirm the correct part before you order.\u003c\/p\u003e\n","brand":"Delmhorst","offers":[{"title":"EACH","offer_id":45372931571908,"sku":"DH2498\/A-100-EACH","price":5.46,"currency_code":"AUD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0526\/7462\/5732\/files\/2498_20Pins.jpg?v=1762753606","url":"https:\/\/moisturemeters.com.au\/products\/delmhorst-2498-a-100-pins-with-retainer","provider":"The Moisture Meter Company","version":"1.0","type":"link"}