Description
4–20 mA current interface for the temperature controller actual value maps the range −20 to +70 °C to a 4–20 mA signal. This analogue interface option provides a standardised current output corresponding to the live temperature actual value, supporting external monitoring, recording or process integration where a 4–20 mA loop is required. The scaling is defined as −20 to +70 °C equal to 4–20 mA, so receiving systems can convert the current directly into temperature within that span. Supplied as one piece, the interface is intended for laboratory material configurations that need continuous actual-value transmission from the temperature controller. From manufacturer Memmert, the option is specified purely as a 4–20 mA current interface tied to the controller actual value with the stated temperature-to-current assignment. It suits installations that already use industrial 4–20 mA inputs for data acquisition or building management without altering the core temperature control function. Clear range definition from −20 to +70 °C helps set up scaling on the receiving side. The product is offered as a single unit matching the described current-interface specification for temperature actual-value output.
This article is part of Temperature control accessories, in Heating, drying & cooling.
Key features
- Pack size: 1 pc
- Product type: 4–20 mA current interface
- Signal: Temperature controller actual value
- Temperature range: −20 to +70 °C
- Current scaling: −20 to +70 °C = 4–20 mA
- Country of origin: Germany
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Questions about 4 - 20 mA current loop interface; Temperature controller actual value (-20 to +7
What is this article?
4 - 20 mA current loop interface; Temperature controller actual value (-20 to +7 is the article on this page. Luminix Health distributes Memmert for laboratory use. It sits in Temperature control accessories, inside Heating, drying & cooling, in Lab instruments.
Temperature-control accessories are the probes, the lids, the racks and the fluids that complete a bath or a circulator. A lid is what keeps a water bath from evaporating away. The fluid's flash point is part of the choice.
Temperature equipment either holds a set point or drives a sample toward one. An oven dries. A furnace reaches the temperatures of ashing and melting. A bath surrounds a vessel with water or oil. A circulator moves that fluid. An incubator holds the mild warmth of a culture. An autoclave uses steam under pressure to sterilise. The number that matters is the temperature the article actually reaches, not the number painted on the dial. Temperature is part of the international system kept by the BIPM and compared by EURAMET.
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The category is Heating, drying & cooling. The sub-category is Temperature control accessories. The catalogue is Lab instruments.
Shelves beside this one are Muffle & tube furnaces, Heating mantles, Circulators, chillers & thermostats, Drying ovens & climate chambers, Water & oil baths, Hot plates & heating blocks, Incubators, Heating & cooling (other), Laboratory refrigerators & freezers, Autoclaves & sterilisers, Bunsen & gas burners and Heating tapes, cables & plates.
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The seven catalogues are Labware, Lab chemicals, Lab instruments, Lab consumables, Chromatography equipment, Lab safety equipment and Life Science & Microbiology.

