Hanna Instruments Hi9931-1 Wm Ec Controller, 115 Vac

US $519.30

Melrose, Massachusetts, United States
Jan 29th

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(On Products over $75) Hanna Instruments HI 9931-1 Wall Mounted EC Controller with Proportional Fertilizer Dosing New - Factory Authorized Distributor - Factory Warranty Measures and controls conductivity in the 0 to 10 mS/cm range Single set point for user selectable dosage of reducing or oxidizing solutions Proportional control allows fine tuning of treatment plants and minimize the use of chemicals Alarm relay Can be used with any recorder accepting a 0-20 or 4-20 mA The Hanna Instruments HI 9931-1 is a Wall Mounted EC Controller with Proportional Fertilizer Dosing for Hydroponics Applications. The Hanna Instruments HI 9931-1 also provides for an alarm relay which is activated when the measurements exceed the set point by a user selectable margin from 0.5 to 2.5 mS/cm. The alarm also triggers if, due to a malfunction, the continuous dosing time exceeds the operator adjustable period of 1 to 10 minutes. The alarm can be configured in either normally closed or open position and turned off during maintenance. The Hanna Instruments HI 9931 also provides an isolated output signal which is user selectable between 0-20 or 4-20 mA. + The Hanna Instruments HI 9931's four-ring conductivity probes ending in a DIN connector can be quickly attached to the HI 9931. Readings are automatically compensated for the effects of temperature in the 0 to 50 deg C (32 to 122 deg F) range. For quick and easy wiring, the Hanna Instruments HI 9931 comes with extractable terminal modules. Several LED's show whether the set point or alarm relays have been activated. FREE Fed-Ex Ground Shipping on items OVER $75 to continental U.S. PO Boxes/APOs require USPS shipping, may experience longer lead times. 6.25% Sales Tax for shipping to Massachusetts (Add an additional $24 for shipments to AK, HI, or PR.) Terms and Conditions Have a Question? Send us a message (Contact Seller). We are shipping from just north of Boston, MA in the United States. For international customers, do not assume a product will work in your country due to various International Voltage requirements. Ask first if you are not sure. Warranty: We are an authorized distributor. Item includes full manufacturerA‚A’s warranty. International Shipping Terms: * International customers are responsible for all shipping charges, including any duties or taxes that may be enforced by their respective country. * USPS is the most economical shipping method for international customers. With this often comes a slightly delayed lead-time or erratic tracking information. We ask for your patience, and we will do the best we can to see you get your shipment quickly and accurately. Feedback: We appreciate your Positive feedback. We leave feedback for buyers as soon as our transactions complete. If you have any problems with the sale, we will do anything within reason to correct or improve your experience. If negative feedback is left prior to an attempted resolution, we reserve the right to accept that as the final resolution. We will not accept a return or issue a refund. *Note Estimated Delivery time above. Please contact us if you require specific details, or have a required delivery date. Please contact us for shipping rates to any overseas US territories including: Northern Mariana Islands, Guam, Puerto Rico, Palau, U.S. Virgin Islands and American Samoa.