{"product_id":"labmart-ocm21-online-conductivity-controller","title":"Online Conductivity Controller OCM21","description":"\u003cp dir=\"auto\" data-start=\"201\" data-end=\"641\" class=\"PDq2pG_selectionAnchorContainer\"\u003eThe \u003cstrong data-start=\"205\" data-end=\"253\"\u003eLabmart OCM21 Online Conductivity Controller\u003c\/strong\u003e is designed for continuous monitoring of \u003cstrong data-start=\"295\" data-end=\"350\"\u003ewater conductivity and total dissolved solids (TDS)\u003c\/strong\u003e in industrial and process applications. It offers a wide conductivity measurement range, selectable cell constant and temperature coefficient, adjustable TDS conversion factor, automatic temperature compensation, configurable high\/low alarms, \u003cstrong data-start=\"594\" data-end=\"612\"\u003e4–20 mA output\u003c\/strong\u003e and \u003cstrong data-start=\"617\" data-end=\"640\"\u003eRS485 communication\u003c\/strong\u003e.\u003cspan class=\"PDq2pG_selectionAnchor\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp dir=\"auto\" data-start=\"643\" data-end=\"847\"\u003eThe OCM21 supports \u003cstrong data-start=\"662\" data-end=\"740\"\u003e1–3 point calibration with automatic recognition of conductivity standards\u003c\/strong\u003e and is supplied with an online conductivity electrode and 5 m cable. \u003cspan class=\"contents\" data-content-reference-start=\"810\" data-content-reference-end=\"839\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3 data-section-id=\"1n8lizy\" dir=\"auto\" data-start=\"889\" data-end=\"909\"\u003eProduct Overview\u003c\/h3\u003e\n\u003cp dir=\"auto\" data-start=\"911\" data-end=\"1146\"\u003eThe \u003cstrong data-start=\"915\" data-end=\"963\"\u003eLabmart OCM21 Online Conductivity Controller\u003c\/strong\u003e is an online conductivity monitoring instrument intended for applications where continuous measurement of \u003cstrong data-start=\"1070\" data-end=\"1133\"\u003eelectrical conductivity and total dissolved solids of water\u003c\/strong\u003e is required.\u003c\/p\u003e\n\u003cp dir=\"auto\" data-start=\"1148\" data-end=\"1493\"\u003eThe controller provides multiple selectable conductivity measurement ranges extending from \u003cstrong data-start=\"1239\" data-end=\"1273\"\u003e0.01 µS\/cm through 200.0 mS\/cm\u003c\/strong\u003e, with measurement resolution selectable according to the operating range. It also provides TDS measurement, automatic temperature compensation and adjustable TDS conversion factors. \u003cspan class=\"contents\" data-content-reference-start=\"1448\" data-content-reference-end=\"1477\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp dir=\"auto\" data-start=\"1495\" data-end=\"1804\"\u003eThe OCM21 is designed with configurable process-monitoring functions including high\/low limit alarms, a \u003cstrong data-start=\"1599\" data-end=\"1626\"\u003e4–20 mA analogue output\u003c\/strong\u003e and \u003cstrong data-start=\"1631\" data-end=\"1654\"\u003eRS485 communication\u003c\/strong\u003e. A setup menu allows configuration of calibration points, alarm limits, hysteresis and output-related settings. \u003cspan class=\"contents\" data-content-reference-start=\"1751\" data-content-reference-end=\"1780\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3 data-section-id=\"1unl1y1\" dir=\"auto\" data-start=\"1806\" data-end=\"1835\"\u003eKey Features and Benefits\u003c\/h3\u003e\n\u003cul data-start=\"1837\" data-end=\"3018\"\u003e\n\u003cli data-section-id=\"1696noi\" data-start=\"1837\" data-end=\"1995\"\u003e\n\u003cstrong data-start=\"1839\" data-end=\"1879\"\u003eWide conductivity measurement range:\u003c\/strong\u003e Supports measurements from 0.01 µS\/cm up to 200.0 mS\/cm, accommodating a broad range of water-quality applications.\u003c\/li\u003e\n\u003cli data-section-id=\"qtn2v5\" data-start=\"1996\" data-end=\"2115\"\u003e\n\u003cstrong data-start=\"1998\" data-end=\"2018\"\u003eTDS measurement:\u003c\/strong\u003e Provides TDS ranges from ppm through ppt for monitoring dissolved solids alongside conductivity.\u003c\/li\u003e\n\u003cli data-section-id=\"wppowu\" data-start=\"2116\" data-end=\"2216\"\u003e\n\u003cstrong data-start=\"2118\" data-end=\"2144\"\u003e1–3 point calibration:\u003c\/strong\u003e Automatic recognition of conductivity standards simplifies calibration.\u003c\/li\u003e\n\u003cli data-section-id=\"gkimes\" data-start=\"2217\" data-end=\"2318\"\u003e\n\u003cstrong data-start=\"2219\" data-end=\"2248\"\u003eSelectable cell constant:\u003c\/strong\u003e Allows configuration according to the conductivity measurement setup.\u003c\/li\u003e\n\u003cli data-section-id=\"19l15ps\" data-start=\"2319\" data-end=\"2400\"\u003e\n\u003cstrong data-start=\"2321\" data-end=\"2360\"\u003eAdjustable temperature coefficient:\u003c\/strong\u003e Can be configured from 0.0 to 10.0%\/°C.\u003c\/li\u003e\n\u003cli data-section-id=\"o3el61\" data-start=\"2401\" data-end=\"2508\"\u003e\n\u003cstrong data-start=\"2403\" data-end=\"2440\"\u003eAdjustable TDS conversion factor:\u003c\/strong\u003e User-selectable from 0.1 to 1.0, with 0.5 specified as the default.\u003c\/li\u003e\n\u003cli data-section-id=\"1mroob7\" data-start=\"2509\" data-end=\"2634\"\u003e\n\u003cstrong data-start=\"2511\" data-end=\"2550\"\u003eAutomatic temperature compensation:\u003c\/strong\u003e Built-in compensation supports measurements across the specified temperature range.\u003c\/li\u003e\n\u003cli data-section-id=\"eh77td\" data-start=\"2635\" data-end=\"2736\"\u003e\n\u003cstrong data-start=\"2637\" data-end=\"2656\"\u003e4–20 mA output:\u003c\/strong\u003e Suitable for integration with compatible process monitoring or control systems.\u003c\/li\u003e\n\u003cli data-section-id=\"1l4fb40\" data-start=\"2737\" data-end=\"2825\"\u003e\n\u003cstrong data-start=\"2739\" data-end=\"2759\"\u003eRS485 interface:\u003c\/strong\u003e Provides digital communication capability for compatible systems.\u003c\/li\u003e\n\u003cli data-section-id=\"yl8y30\" data-start=\"2826\" data-end=\"2906\"\u003e\n\u003cstrong data-start=\"2828\" data-end=\"2861\"\u003eConfigurable high\/low alarms:\u003c\/strong\u003e Allows selectable conductivity alarm limits.\u003c\/li\u003e\n\u003cli data-section-id=\"4ncftc\" data-start=\"2907\" data-end=\"3018\"\u003e\n\u003cstrong data-start=\"2909\" data-end=\"2927\"\u003eFactory reset:\u003c\/strong\u003e Enables settings to be restored to factory defaults. \u003cspan class=\"contents\" data-content-reference-start=\"2957\" data-content-reference-end=\"2986\"\u003e\u003c\/span\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr data-start=\"3020\" data-end=\"3023\"\u003e\n\u003ch1 data-section-id=\"1jn8ke9\" dir=\"auto\" data-start=\"3025\" data-end=\"3054\"\u003e4. Technical Specifications\u003c\/h1\u003e\n\u003cdiv dir=\"auto\" class=\"group TyagGW_tableContainer\"\u003e\n\u003cdiv class=\"TyagGW_tableWrapper flex flex-col-reverse w-fit\" tabindex=\"-1\"\u003e\n\u003ctable data-start=\"3056\" data-end=\"4218\" dir=\"auto\" class=\"w-fit min-w-(--thread-content-width)\"\u003e\n\u003cthead data-start=\"3056\" data-end=\"3083\"\u003e\n\u003ctr data-start=\"3056\" data-end=\"3083\"\u003e\n\u003cth data-start=\"3056\" data-end=\"3072\" data-col-size=\"sm\" class=\"last:pe-10\"\u003eSpecification\u003c\/th\u003e\n\u003cth data-start=\"3072\" data-end=\"3083\" data-col-size=\"md\" class=\"last:pe-10\"\u003eDetails\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody data-start=\"3094\" data-end=\"4218\"\u003e\n\u003ctr data-start=\"3094\" data-end=\"3143\"\u003e\n\u003ctd data-start=\"3094\" data-end=\"3109\" data-col-size=\"sm\"\u003eProduct Type\u003c\/td\u003e\n\u003ctd data-start=\"3109\" data-end=\"3143\" data-col-size=\"md\"\u003eOnline Conductivity Controller\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr data-start=\"3144\" data-end=\"3161\"\u003e\n\u003ctd data-start=\"3144\" data-end=\"3152\" data-col-size=\"sm\"\u003eModel\u003c\/td\u003e\n\u003ctd data-col-size=\"md\" data-start=\"3152\" data-end=\"3161\"\u003eOCM21\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr data-start=\"3162\" data-end=\"3181\"\u003e\n\u003ctd data-start=\"3162\" data-end=\"3170\" data-col-size=\"sm\"\u003eBrand\u003c\/td\u003e\n\u003ctd data-start=\"3170\" data-end=\"3181\" data-col-size=\"md\"\u003eLabmart\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr data-start=\"3182\" data-end=\"3259\"\u003e\n\u003ctd data-start=\"3182\" data-end=\"3203\" data-col-size=\"sm\"\u003eConductivity Range\u003c\/td\u003e\n\u003ctd data-start=\"3203\" data-end=\"3259\" data-col-size=\"md\"\u003e0.01 to 20.00, 200.0, 2000 µS\/cm; 20.00, 200.0 mS\/cm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr data-start=\"3260\" data-end=\"3309\"\u003e\n\u003ctd data-start=\"3260\" data-end=\"3286\" data-col-size=\"sm\"\u003eConductivity Resolution\u003c\/td\u003e\n\u003ctd data-start=\"3286\" data-end=\"3309\" data-col-size=\"md\"\u003e0.001, 0.01, 0.1, 1\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr data-start=\"3310\" data-end=\"3346\"\u003e\n\u003ctd data-start=\"3310\" data-end=\"3334\" data-col-size=\"sm\"\u003eConductivity Accuracy\u003c\/td\u003e\n\u003ctd data-start=\"3334\" data-end=\"3346\" data-col-size=\"md\"\u003e±1% F.S.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr data-start=\"3347\" data-end=\"3375\"\u003e\n\u003ctd data-start=\"3347\" data-end=\"3361\" data-col-size=\"sm\"\u003eCalibration\u003c\/td\u003e\n\u003ctd data-col-size=\"md\" data-start=\"3361\" data-end=\"3375\"\u003e1–3 points\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr data-start=\"3376\" data-end=\"3462\"\u003e\n\u003ctd data-start=\"3376\" data-end=\"3413\" data-col-size=\"sm\"\u003eConductivity Calibration Standards\u003c\/td\u003e\n\u003ctd data-start=\"3413\" data-end=\"3462\" data-col-size=\"md\"\u003e10 µS \/ 84 µS \/ 1413 µS \/ 12.88 mS \/ 111.8 mS\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr data-start=\"3463\" data-end=\"3524\"\u003e\n\u003ctd data-start=\"3463\" data-end=\"3475\" data-col-size=\"sm\"\u003eTDS Range\u003c\/td\u003e\n\u003ctd data-start=\"3475\" data-end=\"3524\" data-col-size=\"md\"\u003e0 to 10.00, 100.0, 1000 ppm; 10.00, 200.0 ppt\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr data-start=\"3525\" data-end=\"3558\"\u003e\n\u003ctd data-start=\"3525\" data-end=\"3542\" data-col-size=\"sm\"\u003eTDS Resolution\u003c\/td\u003e\n\u003ctd data-col-size=\"md\" data-start=\"3542\" data-end=\"3558\"\u003e0.01, 0.1, 1\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr data-start=\"3559\" data-end=\"3586\"\u003e\n\u003ctd data-start=\"3559\" data-end=\"3574\" data-col-size=\"sm\"\u003eTDS Accuracy\u003c\/td\u003e\n\u003ctd data-start=\"3574\" data-end=\"3586\" data-col-size=\"md\"\u003e±1% F.S.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr data-start=\"3587\" data-end=\"3638\"\u003e\n\u003ctd data-start=\"3587\" data-end=\"3611\" data-col-size=\"sm\"\u003eTDS Conversion Factor\u003c\/td\u003e\n\u003ctd data-start=\"3611\" data-end=\"3638\" data-col-size=\"md\"\u003e0.1 to 1.0; default 0.5\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr data-start=\"3639\" data-end=\"3681\"\u003e\n\u003ctd data-start=\"3639\" data-end=\"3659\" data-col-size=\"sm\"\u003eTemperature Range\u003c\/td\u003e\n\u003ctd data-col-size=\"md\" data-start=\"3659\" data-end=\"3681\"\u003e0–100°C \/ 32–212°F\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr data-start=\"3682\" data-end=\"3719\"\u003e\n\u003ctd data-start=\"3682\" data-end=\"3707\" data-col-size=\"sm\"\u003eTemperature Resolution\u003c\/td\u003e\n\u003ctd data-start=\"3707\" data-end=\"3719\" data-col-size=\"md\"\u003e0.1°C\/°F\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr data-start=\"3720\" data-end=\"3760\"\u003e\n\u003ctd data-start=\"3720\" data-end=\"3743\" data-col-size=\"sm\"\u003eTemperature Accuracy\u003c\/td\u003e\n\u003ctd data-col-size=\"md\" data-start=\"3743\" data-end=\"3760\"\u003e±1°C \/ ±1.8°F\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr data-start=\"3761\" data-end=\"3803\"\u003e\n\u003ctd data-start=\"3761\" data-end=\"3787\" data-col-size=\"sm\"\u003eTemperature Coefficient\u003c\/td\u003e\n\u003ctd data-start=\"3787\" data-end=\"3803\" data-col-size=\"md\"\u003e0.0–10.0%\/°C\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr data-start=\"3804\" data-end=\"3851\"\u003e\n\u003ctd data-start=\"3804\" data-end=\"3825\" data-col-size=\"sm\"\u003eOffset Calibration\u003c\/td\u003e\n\u003ctd data-start=\"3825\" data-end=\"3851\" data-col-size=\"md\"\u003e1 point; reading ±10°C\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr data-start=\"3852\" data-end=\"3879\"\u003e\n\u003ctd data-start=\"3852\" data-end=\"3868\" data-col-size=\"sm\"\u003eSignal Output\u003c\/td\u003e\n\u003ctd data-start=\"3868\" data-end=\"3879\" data-col-size=\"md\"\u003e4–20 mA\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr data-start=\"3880\" data-end=\"3904\"\u003e\n\u003ctd data-start=\"3880\" data-end=\"3895\" data-col-size=\"sm\"\u003eMaximum Load\u003c\/td\u003e\n\u003ctd data-start=\"3895\" data-end=\"3904\" data-col-size=\"md\"\u003e500 Ω\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr data-start=\"3905\" data-end=\"3968\"\u003e\n\u003ctd data-start=\"3905\" data-end=\"3928\" data-col-size=\"sm\"\u003eHigh\/Low Limit Alarm\u003c\/td\u003e\n\u003ctd data-start=\"3928\" data-end=\"3968\" data-col-size=\"md\"\u003e0.02 µS\/cm to 20.0 mS\/cm, selectable\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr data-start=\"3969\" data-end=\"4004\"\u003e\n\u003ctd data-start=\"3969\" data-end=\"3995\" data-col-size=\"sm\"\u003eCommunication Interface\u003c\/td\u003e\n\u003ctd data-col-size=\"md\" data-start=\"3995\" data-end=\"4004\"\u003eRS485\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr data-start=\"4005\" data-end=\"4031\"\u003e\n\u003ctd data-start=\"4005\" data-end=\"4020\" data-col-size=\"sm\"\u003ePower Supply\u003c\/td\u003e\n\u003ctd data-start=\"4020\" data-end=\"4031\" data-col-size=\"md\"\u003eDC 24 V\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr data-start=\"4032\" data-end=\"4087\"\u003e\n\u003ctd data-start=\"4032\" data-end=\"4065\" data-col-size=\"sm\"\u003ePacking Dimensions (L × W × H)\u003c\/td\u003e\n\u003ctd data-start=\"4065\" data-end=\"4087\" data-col-size=\"md\"\u003e290 × 230 × 155 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr data-start=\"4088\" data-end=\"4111\"\u003e\n\u003ctd data-start=\"4088\" data-end=\"4103\" data-col-size=\"sm\"\u003eGross Weight\u003c\/td\u003e\n\u003ctd data-start=\"4103\" data-end=\"4111\" data-col-size=\"md\"\u003e1 kg\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr data-start=\"4112\" data-end=\"4146\"\u003e\n\u003ctd data-start=\"4112\" data-end=\"4139\" data-col-size=\"sm\"\u003eStandard Electrode Cable\u003c\/td\u003e\n\u003ctd data-start=\"4139\" data-end=\"4146\" data-col-size=\"md\"\u003e5 m\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr data-start=\"4147\" data-end=\"4194\"\u003e\n\u003ctd data-start=\"4147\" data-end=\"4180\" data-col-size=\"sm\"\u003eStandard Conductivity Solution\u003c\/td\u003e\n\u003ctd data-start=\"4180\" data-end=\"4194\" data-col-size=\"md\"\u003e1413 µS\/cm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr data-start=\"4195\" data-end=\"4218\"\u003e\n\u003ctd data-start=\"4195\" data-end=\"4206\" data-col-size=\"sm\"\u003eHSN Code\u003c\/td\u003e\n\u003ctd data-start=\"4206\" data-end=\"4218\" data-col-size=\"md\"\u003e90275090\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cp dir=\"auto\" data-start=\"4220\" data-end=\"4356\"\u003eThe above values are taken from the OCM21 specification table on page 2 of the supplied catalogue. \u003cspan class=\"contents\" data-content-reference-start=\"4287\" data-content-reference-end=\"4316\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003chr data-start=\"4358\" data-end=\"4361\"\u003e\n\u003ch1 data-section-id=\"rimtbo\" dir=\"auto\" data-start=\"4363\" data-end=\"4380\"\u003e5. Applications\u003c\/h1\u003e\n\u003cp dir=\"auto\" data-start=\"4382\" data-end=\"4455\"\u003eThe Labmart OCM21 is suitable for online monitoring applications such as:\u003c\/p\u003e\n\u003cul data-start=\"4457\" data-end=\"4786\"\u003e\n\u003cli data-section-id=\"74thqp\" data-start=\"4457\" data-end=\"4483\"\u003eWater-quality monitoring\u003c\/li\u003e\n\u003cli data-section-id=\"1iyc5t\" data-start=\"4484\" data-end=\"4519\"\u003eTotal dissolved solids monitoring\u003c\/li\u003e\n\u003cli data-section-id=\"1bdghfa\" data-start=\"4520\" data-end=\"4549\"\u003eIndustrial water monitoring\u003c\/li\u003e\n\u003cli data-section-id=\"46vt9z\" data-start=\"4550\" data-end=\"4576\"\u003eProcess-water monitoring\u003c\/li\u003e\n\u003cli data-section-id=\"11sd1j6\" data-start=\"4577\" data-end=\"4602\"\u003eWater-treatment systems\u003c\/li\u003e\n\u003cli data-section-id=\"4yzuwt\" data-start=\"4603\" data-end=\"4635\"\u003eWastewater-treatment processes\u003c\/li\u003e\n\u003cli data-section-id=\"149lbfq\" data-start=\"4636\" data-end=\"4685\"\u003eConductivity monitoring in industrial processes\u003c\/li\u003e\n\u003cli data-section-id=\"3oudvr\" data-start=\"4686\" data-end=\"4702\"\u003eTDS monitoring\u003c\/li\u003e\n\u003cli data-section-id=\"7ksq1h\" data-start=\"4703\" data-end=\"4748\"\u003eContinuous online water-quality measurement\u003c\/li\u003e\n\u003cli data-section-id=\"18dzm6f\" data-start=\"4749\" data-end=\"4786\"\u003eProcess instrumentation and control\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp dir=\"auto\" data-start=\"4788\" data-end=\"5006\"\u003eThe catalogue specifically describes the OCM21 as an \u003cstrong data-start=\"4841\" data-end=\"4967\"\u003eindustrial online conductivity controller suitable for monitoring conductivity and total dissolved solids of water quality\u003c\/strong\u003e. \u003cspan class=\"contents\" data-content-reference-start=\"4929\" data-content-reference-end=\"4958\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003chr data-start=\"5008\" data-end=\"5011\"\u003e\n\u003ch1 data-section-id=\"pugzbo\" dir=\"auto\" data-start=\"5013\" data-end=\"5030\"\u003e6. Suitable For\u003c\/h1\u003e\n\u003cul data-start=\"5032\" data-end=\"5348\"\u003e\n\u003cli data-section-id=\"1v563pc\" data-start=\"5032\" data-end=\"5056\"\u003eWater-treatment plants\u003c\/li\u003e\n\u003cli data-section-id=\"1g0lfdv\" data-start=\"5057\" data-end=\"5090\"\u003eWastewater-treatment facilities\u003c\/li\u003e\n\u003cli data-section-id=\"10vtoei\" data-start=\"5091\" data-end=\"5116\"\u003eIndustrial laboratories\u003c\/li\u003e\n\u003cli data-section-id=\"15zomiy\" data-start=\"5117\" data-end=\"5147\"\u003eQuality-control laboratories\u003c\/li\u003e\n\u003cli data-section-id=\"190lmkk\" data-start=\"5148\" data-end=\"5180\"\u003eChemical processing facilities\u003c\/li\u003e\n\u003cli data-section-id=\"oxz46q\" data-start=\"5181\" data-end=\"5213\"\u003eEnvironmental monitoring teams\u003c\/li\u003e\n\u003cli data-section-id=\"1w290wd\" data-start=\"5214\" data-end=\"5247\"\u003eProcess engineering departments\u003c\/li\u003e\n\u003cli data-section-id=\"tuv45w\" data-start=\"5248\" data-end=\"5271\"\u003eResearch laboratories\u003c\/li\u003e\n\u003cli data-section-id=\"p5qouf\" data-start=\"5272\" data-end=\"5306\"\u003eWater-quality monitoring systems\u003c\/li\u003e\n\u003cli data-section-id=\"wjet5z\" data-start=\"5307\" data-end=\"5348\"\u003eIndustrial process-control applications\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch1 data-section-id=\"1fcqefg\" dir=\"auto\" data-start=\"7898\" data-end=\"7908\" class=\"PDq2pG_selectionAnchorContainer\"\u003e7. FAQs\u003cspan class=\"PDq2pG_selectionAnchor\"\u003e\u003c\/span\u003e\n\u003c\/h1\u003e\n\u003ch3 data-section-id=\"1k5g2vc\" dir=\"auto\" data-start=\"7910\" data-end=\"7943\"\u003e1. What is the Labmart OCM21?\u003c\/h3\u003e\n\u003cp dir=\"auto\" data-start=\"7945\" data-end=\"8085\"\u003eThe OCM21 is an \u003cstrong data-start=\"7961\" data-end=\"7995\"\u003eonline conductivity controller\u003c\/strong\u003e designed for continuous monitoring of conductivity and TDS in water-quality applications.\u003c\/p\u003e\n\u003ch3 data-section-id=\"1fqlykx\" dir=\"auto\" data-start=\"8087\" data-end=\"8141\"\u003e2. What conductivity range does the OCM21 measure?\u003c\/h3\u003e\n\u003cp dir=\"auto\" data-start=\"8143\" data-end=\"8286\"\u003eThe specified conductivity ranges extend from \u003cstrong data-start=\"8189\" data-end=\"8218\"\u003e0.01 µS\/cm to 200.0 mS\/cm\u003c\/strong\u003e, with selectable ranges depending on the measurement configuration.\u003c\/p\u003e\n\u003ch3 data-section-id=\"1gtn7m0\" dir=\"auto\" data-start=\"8288\" data-end=\"8321\"\u003e3. Can the OCM21 measure TDS?\u003c\/h3\u003e\n\u003cp dir=\"auto\" data-start=\"8323\" data-end=\"8499\"\u003eYes. The OCM21 provides TDS measurement with ranges extending from \u003cstrong data-start=\"8390\" data-end=\"8427\"\u003e0 to 1000 ppm and up to 200.0 ppt\u003c\/strong\u003e, depending on the selected range. \u003cspan class=\"contents\" data-content-reference-start=\"8398\" data-content-reference-end=\"8427\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3 data-section-id=\"1pk1f0o\" dir=\"auto\" data-start=\"8501\" data-end=\"8542\"\u003e4. What is the conductivity accuracy?\u003c\/h3\u003e\n\u003cp dir=\"auto\" data-start=\"8544\" data-end=\"8595\"\u003eThe specified conductivity accuracy is \u003cstrong data-start=\"8583\" data-end=\"8595\"\u003e±1% F.S.\u003c\/strong\u003e\u003c\/p\u003e\n\u003ch3 data-section-id=\"1wdbdk4\" dir=\"auto\" data-start=\"8597\" data-end=\"8646\"\u003e5. How many calibration points are supported?\u003c\/h3\u003e\n\u003cp dir=\"auto\" data-start=\"8648\" data-end=\"8749\"\u003eThe OCM21 supports \u003cstrong data-start=\"8667\" data-end=\"8695\"\u003e1 to 3 point calibration\u003c\/strong\u003e with automatic recognition of conductivity standards.\u003c\/p\u003e\n\u003ch3 data-section-id=\"ayuv95\" dir=\"auto\" data-start=\"8751\" data-end=\"8813\"\u003e6. Which conductivity calibration standards are supported?\u003c\/h3\u003e\n\u003cp dir=\"auto\" data-start=\"8815\" data-end=\"8892\"\u003eThe specified standards are \u003cstrong data-start=\"8843\" data-end=\"8891\"\u003e10 µS, 84 µS, 1413 µS, 12.88 mS and 111.8 mS\u003c\/strong\u003e.\u003c\/p\u003e\n\u003ch3 data-section-id=\"1fa9zll\" dir=\"auto\" data-start=\"8894\" data-end=\"8956\"\u003e7. Does the OCM21 have automatic temperature compensation?\u003c\/h3\u003e\n\u003cp dir=\"auto\" data-start=\"8958\" data-end=\"9082\"\u003eYes. The controller provides built-in automatic temperature compensation across the specified \u003cstrong data-start=\"9052\" data-end=\"9063\"\u003e0–100°C\u003c\/strong\u003e temperature range.\u003c\/p\u003e\n\u003ch3 data-section-id=\"14my5p3\" dir=\"auto\" data-start=\"9084\" data-end=\"9133\"\u003e8. Can the TDS conversion factor be adjusted?\u003c\/h3\u003e\n\u003cp dir=\"auto\" data-start=\"9135\" data-end=\"9231\"\u003eYes. The TDS conversion factor can be selected from \u003cstrong data-start=\"9187\" data-end=\"9201\"\u003e0.1 to 1.0\u003c\/strong\u003e, with \u003cstrong data-start=\"9208\" data-end=\"9230\"\u003e0.5 as the default\u003c\/strong\u003e.\u003c\/p\u003e\n\u003ch3 data-section-id=\"irsor1\" dir=\"auto\" data-start=\"9233\" data-end=\"9278\"\u003e9. Does the OCM21 provide 4–20 mA output?\u003c\/h3\u003e\n\u003cp dir=\"auto\" data-start=\"9280\" data-end=\"9325\"\u003eYes. A \u003cstrong data-start=\"9287\" data-end=\"9312\"\u003e4–20 mA signal output\u003c\/strong\u003e is provided.\u003c\/p\u003e\n\u003ch3 data-section-id=\"1qnpie1\" dir=\"auto\" data-start=\"9327\" data-end=\"9369\"\u003e10. Does the controller support RS485?\u003c\/h3\u003e\n\u003cp dir=\"auto\" data-start=\"9371\" data-end=\"9432\"\u003eYes. The OCM21 includes an \u003cstrong data-start=\"9398\" data-end=\"9431\"\u003eRS485 communication interface\u003c\/strong\u003e.\u003c\/p\u003e\n\u003ch3 data-section-id=\"78eml7\" dir=\"auto\" data-start=\"9434\" data-end=\"9484\"\u003e11. What electrode is supplied with the OCM21?\u003c\/h3\u003e\n\u003cp dir=\"auto\" data-start=\"9486\" data-end=\"9577\"\u003eThe standard accessories include an \u003cstrong data-start=\"9522\" data-end=\"9576\"\u003eonline conductivity electrode with a 5-metre cable\u003c\/strong\u003e.\u003c\/p\u003e\n\u003ch3 data-section-id=\"wlknt\" dir=\"auto\" data-start=\"9579\" data-end=\"9628\"\u003e12. What power supply does the OCM21 require?\u003c\/h3\u003e\n\u003cp dir=\"auto\" data-start=\"9630\" data-end=\"9672\"\u003eThe specified power supply is \u003cstrong data-start=\"9660\" data-end=\"9671\"\u003eDC 24 V\u003c\/strong\u003e.\u003c\/p\u003e","brand":"Labman","offers":[{"title":"Default Title","offer_id":67559314358569,"sku":"OCM21","price":32799.0,"currency_code":"INR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0872\/1740\/6249\/files\/OCM21_Clean_White_Background.png?v=1790830337","url":"https:\/\/www.labmart.in\/products\/labmart-ocm21-online-conductivity-controller","provider":"Labmart.in","version":"1.0","type":"link"}